JBGS

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

Mr. Forman was previously an employee of Yale University, or Yale. Pursuant to an arrangement between Yale and Mr. Forman, Yale is entitled to receive, as of or prior to the time Mr. Forman ceases to serve as our trustee, certain equity awards granted to Mr. Forman while employed by Yale.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reporting person received a grant of limited partnership units of JBG SMITH Properties LP, JBG SMITH Properties' (the "Issuer's") operating partnership (the "OP"), designated as LTIP Units ("LTIP Units") pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIP Units are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of Operating Partnership Units ("OP Units") in the OP. The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIP Units issuance. The LTIP Units will be fully vested on the date of grant but may not be sold while the reporting person serves as a trustee, except in certain circumstances.

Upon this grant of LTIP Units, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

The reported transactions represent solely a conversion of limited partnership units in JBG SMITH Properties LP (the "OP"), the operating partnership of JBG SMITH Properties (the "Issuer"), designated as LTIP Units ("LTIP Units") into Operating Partnership Units ("OP Units") in the OP, and an exchange of OP Units into common shares of the Issuer, par value $0.01 ("Common Shares"). No sale or monetization of securities has occurred.

Each OP Unit is redeemable, once vested, by the holder for one Common Share, or the cash value of a Common Share, at the Issuer's option.

Each OP Unit is redeemable, once vested, by the holder for one Common Share, or the cash value of a Common Share, at the Issuer's option.

Limited partnership units in the OP designated as LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units.

The reported transactions represent solely a conversion of limited partnership units in JBG SMITH Properties LP (the "OP"), the operating partnership of JBG SMITH Properties (the "Issuer"), designated as LTIP Units ("LTIP Units") into Operating Partnership Units ("OP Units") in the OP, and an exchange of OP Units into common shares of the Issuer, par value $0.01 ("Common Shares"). No sale or monetization of securities has occurred.

For each of the LTIPs and OP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

Limited partnership units in the OP designated as LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units.

The reported transactions represent solely a conversion of limited partnership units in JBG SMITH Properties LP (the "OP"), the operating partnership of JBG SMITH Properties (the "Issuer"), designated as LTIP Units ("LTIP Units") into Operating Partnership Units ("OP Units") in the OP, and an exchange of OP Units into common shares of the Issuer, par value $0.01 ("Common Shares"). No sale or monetization of securities has occurred.

For each of the LTIPs and OP Units beneficially owned by the reporting person, the reporting person holds a corresponding Class B share, which has no economic rights and is not listed on a stock exchange.

Each OP Unit is redeemable, once vested, by the holder for one Common Share, or the cash value of a Common Share, at the Issuer's option.

Upon this conversion of OP Units, a corresponding number of Class B shares was automatically cancelled and redeemed for no consideration.

The reported transactions represent solely a conversion of limited partnership units in JBG SMITH Properties LP (the "OP"), the operating partnership of JBG SMITH Properties (the "Issuer"), designated as LTIP Units ("LTIP Units") into Operating Partnership Units ("OP Units") in the OP, and an exchange of OP Units into common shares of the Issuer, par value $0.01 ("Common Shares"). No sale or monetization of securities has occurred.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as LTIP Units ("LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one common share of the Issuer, par value $0.01 (a "Common Share") per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of February 13, 2026, subject to the reporting person's continued employment through each vesting date.

Upon the grant of these LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as Class AO LTIP Units ("AO LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended (the "Omnibus Plan"). AO LTIPs are similar to "net exercise" stock option awards and are convertible, once vested, into a number of vested limited partnership units in the OP, designated as LTIP Units ("LTIPs"), determined by multiplying the number of vested AO LTIPs by the quotient of (i) the excess of the value of a common share of the Issuer, par value $0.01 (a "Common Share") as of the date of the conversion over $18.37 (the "Participation Threshold per AO LTIP"), divided by (ii) the value of a Common Share as of the date of conversion. Vested LTIPs into which AO LTIPs have been converted are further convertible, [footnote continued]

[Continued from footnote] conditioned upon minimum allocations to the capital accounts of the LTIPs for U.S. federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the AO LTIP. A portion of these AO LTIPs may be earned or forfeited based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 2, 2026. To the extent earned, the AO LTIPs will vest 50% on the third anniversary of the grant date and 50% on the fourth anniversary of the grant date. Vesting of the AO LTIPs is generally contingent on the reporting person's continued employment with the Issuer.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of certain performance conditions over a performance period commencing on the first anniversary of the grant and ending on the sixth anniversary of the grant. The LTIP units may be incrementally earned upon achievement of the following hurdle levels: 20% of the total number of LTIP Units can be earned on each date prior to the sixth anniversary of grant that the Issuer's shares achieve a closing price of $20.00, $22.00, $24.00, $26.00 and $28.00, respectively, for a consecutive 60-trading day period. To the extent earned, the LTIP Units will vest up to 50% on the third anniversary of grant and up to an additional 50% on the fourth anniversary of grant. [footnote continued]

[Continued from footnote] If the performance hurdle levels are not fully attained by the fourth anniversary of the date of grant, the LTIP Units will be eligible to vest following the fourth anniversary of the date of grant and up to the sixth anniversary of the date of grant as hurdle levels are attained. Vesting of the LTIP Units is generally contingent on the reporting person's continued employment with the Issuer.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as Class AO LTIP Units ("AO LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended (the "Omnibus Plan"). AO LTIPs are similar to "net exercise" stock option awards and are convertible, once vested, into a number of vested limited partnership units in the OP, designated as LTIP Units ("LTIPs"), determined by multiplying the number of vested AO LTIPs by the quotient of (i) the excess of the value of a common share of the Issuer, par value $0.01 (a "Common Share") as of the date of the conversion over $18.37 (the "Participation Threshold per AO LTIP"), divided by (ii) the value of a Common Share as of the date of conversion. Vested LTIPs into which AO LTIPs have been converted are further convertible, [footnote continued]

[Continued from footnote] conditioned upon minimum allocations to the capital accounts of the LTIPs for U.S. federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the AO LTIP. A portion of these AO LTIPs may be earned or forfeited based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 2, 2026. To the extent earned, the AO LTIPs will vest 50% on the third anniversary of the grant date and 50% on the fourth anniversary of the grant date. Vesting of the AO LTIPs is generally contingent on the reporting person's continued employment with the Issuer.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested and, subject to limited exceptions, following completion of a three-year post-vesting period, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested and, subject to limited exceptions, following completion of a three-year post-vesting period, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested and, subject to limited exceptions, following completion of a three-year post-vesting period, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of certain performance conditions over a performance period commencing on the first anniversary of the grant and ending on the sixth anniversary of the grant. The LTIP units may be incrementally earned upon achievement of the following hurdle levels: 20% of the total number of LTIP Units can be earned on each date prior to the sixth anniversary of grant that the Issuer's shares achieve a closing price of $20.00, $22.00, $24.00, $26.00 and $28.00, respectively, for a consecutive 60-trading day period. To the extent earned, the LTIP Units will vest up to 50% on the third anniversary of grant and up to an additional 50% on the fourth anniversary of grant.[footnote continued]

[Continued from footnote] If the performance hurdle levels are not fully attained by the fourth anniversary of the date of grant, the LTIP Units will be eligible to vest following the fourth anniversary of the date of grant and up to the sixth anniversary of the date of grant as hurdle levels are attained. Vesting of the LTIP Units is generally contingent on the reporting person's continued employment with the Issuer.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of certain performance conditions over a performance period commencing on the first anniversary of the grant and ending on the sixth anniversary of the grant. The LTIP units may be incrementally earned upon achievement of the following hurdle levels: 20% of the total number of LTIP Units can be earned on each date prior to the sixth anniversary of grant that the Issuer's shares achieve a closing price of $20.00, $22.00, $24.00, $26.00 and $28.00, respectively, for a consecutive 60-trading day period. [footnote continued]

[Continued from footnote] To the extent earned, the LTIP Units will vest up to 50% on the third anniversary of grant and up to an additional 50% on the fourth anniversary of grant. If the performance hurdle levels are not fully attained by the fourth anniversary of the date of grant, the LTIP Units will be eligible to vest following the fourth anniversary of the date of grant and up to the sixth anniversary of the date of grant as hurdle levels are attained. Vesting of the LTIP Units is generally contingent on the reporting person's continued employment with the Issuer.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested and, subject to limited exceptions, following completion of a three-year post-vesting period, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested and, subject to limited exceptions, following completion of a three-year post-vesting period, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as Class AO LTIP Units ("AO LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended (the "Omnibus Plan"). AO LTIPs are similar to "net exercise" stock option awards and are convertible, once vested, into a number of vested limited partnership units in the OP, designated as LTIP Units ("LTIPs"), determined by multiplying the number of vested AO LTIPs by the quotient of (i) the excess of the value of a common share of the Issuer, par value $0.01 (a "Common Share") as of the date of the conversion over $18.37 (the "Participation Threshold per AO LTIP"), divided by (ii) the value of a Common Share as of the date of conversion. Vested LTIPs into which AO LTIPs have been converted are further convertible, [footnote continued]

[Continued from footnote] conditioned upon minimum allocations to the capital accounts of the LTIPs for U.S. federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the AO LTIP. A portion of these AO LTIPs may be earned or forfeited based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 2, 2026. To the extent earned, the AO LTIPs will vest 50% on the third anniversary of the grant date and 50% on the fourth anniversary of the grant date. Vesting of the AO LTIPs is generally contingent on the reporting person's continued employment with the Issuer.

The total number of AO LTIPs has been revised to reflect that certain AO LTIPs, originally granted in January 2022, were forfeited based on performance conditions set forth in the award agreement.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of certain performance conditions over a performance period commencing on the first anniversary of the grant and ending on the sixth anniversary of the grant. The LTIP units may be incrementally earned upon achievement of the following hurdle levels: 20% of the total number of LTIP Units can be earned on each date prior to the sixth anniversary of grant that the Issuer's shares achieve a closing price of $20.00, $22.00, $24.00, $26.00 and $28.00, respectively, for a consecutive 60-trading day period. To the extent earned, the LTIP Units will vest up to 50% on the third anniversary of grant and up to an additional 50% on the fourth anniversary of grant. [footnote continued]

[Continued from footnote] If the performance hurdle levels are not fully attained by the fourth anniversary of the date of grant, the LTIP Units will be eligible to vest following the fourth anniversary of the date of grant and up to the sixth anniversary of the date of grant as hurdle levels are attained. Vesting of the LTIP Units is generally contingent on the reporting person's continued employment with the Issuer.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as Class AO LTIP Units ("AO LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended (the "Omnibus Plan"). AO LTIPs are similar to "net exercise" stock option awards and are convertible, once vested, into a number of vested limited partnership units in the OP, designated as LTIP Units ("LTIPs"), determined by multiplying the number of vested AO LTIPs by the quotient of (i) the excess of the value of a common share of the Issuer, par value $0.01 (a "Common Share") as of the date of the conversion over $18.37 (the "Participation Threshold per AO LTIP"), divided by (ii) the value of a Common Share as of the date of conversion. Vested LTIPs into which AO LTIPs have been converted are further convertible, [footnote continued]

[Continued from footnote] conditioned upon minimum allocations to the capital accounts of the LTIPs for U.S. federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the AO LTIP. A portion of these AO LTIPs may be earned or forfeited based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 2, 2026. To the extent earned, the AO LTIPs will vest 50% on the third anniversary of the grant date and 50% on the fourth anniversary of the grant date. Vesting of the AO LTIPs is generally contingent on the reporting person's continued employment with the Issuer.

The total number of AO LTIPs has been revised to reflect that certain AO LTIPs, originally granted in January 2022, were forfeited based on performance conditions set forth in the award agreement.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as Class AO LTIP Units ("AO LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended (the "Omnibus Plan"). AO LTIPs are similar to "net exercise" stock option awards and are convertible, once vested, into a number of vested limited partnership units in the OP, designated as LTIP Units ("LTIPs"), determined by multiplying the number of vested AO LTIPs by the quotient of (i) the excess of the value of a common share of the Issuer, par value $0.01 (a "Common Share") as of the date of the conversion over $18.37 (the "Participation Threshold per AO LTIP"), divided by (ii) the value of a Common Share as of the date of conversion. Vested LTIPs into which AO LTIPs have been converted are further convertible, [footnote continued]

[Continued from footnote] conditioned upon minimum allocations to the capital accounts of the LTIPs for U.S. federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the AO LTIP. A portion of these AO LTIPs may be earned or forfeited based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 2, 2026. To the extent earned, the AO LTIPs will vest 50% on the third anniversary of the grant date and 50% on the fourth anniversary of the grant date. Vesting of the AO LTIPs is generally contingent on the reporting person's continued employment with the Issuer.

The total number of AO LTIPs has been revised to reflect that certain AO LTIPs, originally granted in January 2022, were forfeited based on performance conditions set forth in the award agreement.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIPs were issued pursuant to the reporting person's election with the Issuer to receive the entirety of his cash bonus payable for 2025 in the form of fully vested LTIPs. These LTIPs were granted based on assumed performance under the Company's 2025 Short Term Incentive Compensation Plan. Pursuant to the terms of the award agreement, any LTIPs not actually earned based on the actual results for the 2025 calendar year will be forfeited.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of limited partnership units in JBG SMITH Properties LP (the "OP"), JBG SMITH Properties' (the "Issuer's") operating partnership, designated as Class AO LTIP Units ("AO LTIPs"), pursuant to the JBG SMITH Properties 2017 Omnibus Share Plan, as amended (the "Omnibus Plan"). AO LTIPs are similar to "net exercise" stock option awards and are convertible, once vested, into a number of vested limited partnership units in the OP, designated as LTIP Units ("LTIPs"), determined by multiplying the number of vested AO LTIPs by the quotient of (i) the excess of the value of a common share of the Issuer, par value $0.01 (a "Common Share") as of the date of the conversion over $18.37 (the "Participation Threshold per AO LTIP"), divided by (ii) the value of a Common Share as of the date of conversion. Vested LTIPs into which AO LTIPs have been converted are further convertible, [footnote continued]

[Continued from footnote] conditioned upon minimum allocations to the capital accounts of the LTIPs for U.S. federal income tax purposes, into an equal number of operating partnership units in the OP ("OP Units"). The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two year anniversary of the issuance of the AO LTIP. A portion of these AO LTIPs may be earned or forfeited based on the Issuer's achievement of the performance conditions set forth in the award agreement over a three-year performance period commencing January 2, 2026. To the extent earned, the AO LTIPs will vest 50% on the third anniversary of the grant date and 50% on the fourth anniversary of the grant date. Vesting of the AO LTIPs is generally contingent on the reporting person's continued employment with the Issuer.

The total number of AO LTIPs has been revised to reflect that certain AO LTIPs, originally granted in January 2022, were forfeited based on performance conditions set forth in the award agreement.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIP Units, or a portion thereof, may become earned based on the Issuer's achievement of certain performance conditions over a performance period commencing on the first anniversary of the grant and ending on the sixth anniversary of the grant. The LTIP units may be incrementally earned upon achievement of the following hurdle levels: 20% of the total number of LTIP Units can be earned on each date prior to the sixth anniversary of grant that the Issuer's shares achieve a closing price of $20.00, $22.00, $24.00, $26.00 and $28.00, respectively, for a consecutive 60-trading day period. To the extent earned, the LTIP Units will vest up to 50% on the third anniversary of grant and up to an additional 50% on the fourth anniversary of grant. [footnote continued]

[Continued from footnote] If the performance hurdle levels are not fully attained by the fourth anniversary of the date of grant, the LTIP Units will be eligible to vest following the fourth anniversary of the date of grant and up to the sixth anniversary of the date of grant as hurdle levels are attained. Vesting of the LTIP Units is generally contingent on the reporting person's continued employment with the Issuer.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

These LTIPs were issued pursuant to the reporting person's election with the Issuer to receive the entirety of his cash bonus payable for 2025 in the form of fully vested LTIPs. These LTIPs were granted based on assumed performance under the Company's 2025 Short Term Incentive Compensation Plan. Pursuant to the terms of the award agreement, any LTIPs not actually earned based on the actual results for the 2025 calendar year will be forfeited.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

The reporting person received a grant of LTIPs pursuant to the Omnibus Plan. These LTIPs are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIPs for federal income tax purposes, into an equal number of OP Units. The resulting OP Units are redeemable by the holder for one Common Share per OP Unit or the cash value of a Common Share, at the Issuer's option, after the two-year anniversary of the LTIPs issuance.

The LTIPs vest 25% on each of the first through fourth anniversaries of January 2, 2026, subject to the reporting person's continued employment through each vesting date.

Upon these grants of LTIPs, the reporting person received corresponding Class B shares of the Issuer, which have no economic rights and are not listed on a stock exchange.

For each of the LTIPs beneficially owned by the reporting person, the reporting person holds a corresponding Class B share.

Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable, once vested, by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option. This transaction represents solely a redemption of OP Units for Common Shares. No sale or monetization of securities has occurred. Upon the conversion of the OP Units, each of Mr. Stewart's corresponding Class B Shares were automatically redeemed and cancelled by the Issuer for no consideration. Class B Shares of the Issuer have no economic rights and are not listed on a stock exchange.

Each Operating Partnership Unit ("OP Unit") in JBG SMITH Properties LP, the operating partnership of JBG SMITH Properties (the "Issuer"), is redeemable, once vested, by the holder for one common share of the Issuer, par value $0.01 (a "Common Share"), or the cash value of a Common Share, at the Issuer's option. This transaction represents solely a redemption of OP Units for Common Shares. No sale or monetization of securities has occurred. Upon the conversion of the OP Units, each of Mr. Stewart's corresponding Class B Shares were automatically redeemed and cancelled by the Issuer for no consideration. Class B Shares of the Issuer have no economic rights and are not listed on a stock exchange.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.50 to $19.64, inclusive. The reporting person undertakes to provide to JBG SMITH Properties, any security holder of JBG SMITH Properties, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.29 to $19.90, inclusive. The reporting person undertakes to provide to JBG SMITH Properties, any security holder of JBG SMITH Properties, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

Each OP Unit is redeemable, once vested, by the holder for one Common Share, or the cash value of a Common Share, at the Issuer's option.

Limited partnership units in the OP designated as LTIP Units are a class of units in the OP that, if vested, are convertible at the option of the holder, conditioned upon minimum allocations to the capital accounts of the LTIP Units for federal income tax purposes, into an equal number of OP Units.

The reported transactions represent solely a conversion of limited partnership units in JBG SMITH Properties LP (the "OP"), the operating partnership of JBG SMITH Properties (the "Issuer"), designated as LTIP Units ("LTIP Units") into Operating Partnership Units ("OP Units") in the OP, and an exchange of OP Units into common shares of the Issuer, par value $0.01 ("Common Shares"). No sale or monetization of securities has occurred.

Each OP Unit is redeemable, once vested, by the holder for one Common Share, or the cash value of a Common Share, at the Issuer's option.

The reported transactions represent solely a conversion of limited partnership units in JBG SMITH Properties LP (the "OP"), the operating partnership of JBG SMITH Properties (the "Issuer"), designated as LTIP Units ("LTIP Units") into Operating Partnership Units ("OP Units") in the OP, and an exchange of OP Units into common shares of the Issuer, par value $0.01 ("Common Shares"). No sale or monetization of securities has occurred.