HLSQ · Tessera Defense & Homeland Security Inc. · Insider Trading

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The shares of Common Stock were sold in private transactions at a price of $5.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The warrants were sold in private transactions at the specified price per warrant share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The warrants were sold in private transactions at the specified price per warrant share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The warrants were sold in private transactions at the specified price per warrant share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The shares of Common Stock were sold in private transactions at a price of $5.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The shares of Common Stock were sold in private transactions at a price of $5.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The shares of Common Stock were sold in private transactions at a price of $5.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

Represents shares of common stock, par value $0.0001 per share ("Common Stock"), of the Issuer received upon conversion of the Issuer's Series Y Convertible Preferred Stock, par value $0.0001 per share, held by the Reporting Person at a conversion price equal to $2.00 per share.

The reported securities are directly owned by Pyu Pyu Capital, LLC ("Pyu Pyu") and may be deemed to be beneficially owned by the Reporting Person as sole member of Pyu Pyu. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

The reported Warrants were originally issued on February 27, 2025 pursuant to the Inducement Letter Agreement described in Footnote 1 to the Form 4 filed by the Reporting Persons on March 3, 2025, but such Warrants were not exercisable unless and until requisite approval of the Issuer's stockholder had been obtained. Such approval was obtained on April 21, 2025, whereupon the Warrants became exercisable in accordance with their terms. The acquisition or deemed acquisition of such securities and any shares of Common Stock that may be acquired upon exercise of such Warrants were exempted pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of Deerfield Private Design Fund V, L.P. ("DPD V"). Deerfield Mgmt HIF II, L.P. is the general partner of Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and, together with DPD V, the "Funds"). Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

The reported Warrants were originally issued on February 27, 2025 pursuant to the Inducement Letter Agreement described in Footnote 1 to the Form 4 filed by the Reporting Persons on March 3, 2025, but such Warrants were not exercisable unless and until requisite approval of the Issuer's stockholder had been obtained. Such approval was obtained on April 21, 2025, whereupon the Warrants became exercisable in accordance with their terms. The acquisition or deemed acquisition of such securities and any shares of Common Stock that may be acquired upon exercise of such Warrants were exempted pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of Deerfield Private Design Fund V, L.P. ("DPD V"). Deerfield Mgmt HIF II, L.P. is the general partner of Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and, together with DPD V, the "Funds"). Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

Represents a grant of 79,597 Restricted Stock Units ("RSUs"). The RSUs are immediately vested and convert into the Issuer's shares of common stock on a one-for-one basis.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

Represents a grant of 126,748 Restricted Stock Units ("RSUs"). The RSUs are immediately vested and convert into the Issuer's shares of common stock on a one-for-one basis.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

Jonathan S. Leff, a partner in Deerfield Management Company, L.P., serves as a director of the Issuer. The option granted to Jonathan S. Leff and reported herein is held for the benefit, and at the direction, of Deerfield Management Company, L.P. ("Deerfield Management").

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

This Form 4 is being filed by the undersigned as well as the entity listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). James E. Flynn is the sole member of the general partner of Deerfield Management Company, L.P. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

Represents a grant of 68,545 Restricted Stock Units ("RSUs"). The RSUs are immediately vested and convert into the Issuer's shares of common stock on a one-for-one basis.

The Reporting Person, a partner in Deerfield Management Company, L.P., has no pecuniary interest in the securities reported herein and disclaims beneficial ownership of such securities. The Reporting Person holds the options for the benefit, and at the direction, of Deerfield Management Company, L.P.

The options vest and become exercisable over four years, with 25% of the shares of common stock subject to the option vesting on April 14, 2026, and the reminder vesting in 12 equal quarterly installments over three years.

On February 27, 2025, each of Deerfield Private Design Fund V, L.P. ("DPD V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and together with DPD V, the "Funds" and each a "Fund") exercised its Private Placement Warrant (as defined in the Form 4 filed by the Reporting Persons on July 9, 2024 with respect to the Issuer) for cash in respect of 1,611,864 shares of Common Stock (the "Exercise Shares"), pursuant to a letter agreement, dated as of February 25, 2025 (each an "Inducement Letter Agreement"), between such Fund and the Company. Pursuant to each Inducement Letter Agreement, each such exercise was effected at a reduced exercise price of $0.9306 per share in consideration for the issuance by the Company to such Fund of a new warrant (each, a "New Warrant") to purchase up to 1,611,864 shares of Common Stock (the "New Warrant Shares").

To the extent the exercise of a Private Placement Warrant in accordance with an Inducement Letter Agreement would otherwise have resulted in the issuance of a number of shares of Common Stock in excess of the number of shares of Common Stock that the Funds could acquire without exceeding the beneficial ownership limitations ("Beneficial Ownership Limitation") set forth in the Private Placement Warrants, pursuant to the Inducement Letter Agreement, on February 27, 202 (i) the Company issued to each Fund 353,249 shares of Common Stock (representing the maximum number of shares of Common Stock that each Fund was entitled to receive without exceeding the Beneficial Ownership Limitation), and (ii) in lieu of issuing the remaining 1,258,614 shares of Common Stock for which each Fund exercised its Private Placement Warrant, amended and restated the portion of the Private Placement Warrant exercisable for such excess shares as set forth in the Amended and Restated Warrant (as defined below).

The unexercised portion of each Private Placement Warrant held by a Fund was not amended in connection with the transactions reported herein and remains exercisable for $2.311 per share upon the terms, and subject to the conditions, set forth therein.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of DPD V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P. The New Warrants have an exercise price of $0.9306 per share and have a five-year term commencing on the date the New Warrants become exercisable (if at all). The New Warrants are not currently exercisable and will not become exercisable unless and until requisite stockholder approval is obtained. Accordingly, the New Warrants are not reported herein.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

In connection with exercise of the Private Placement Warrants pursuant to the Inducement Letter Agreements, each Fund's Private Placement Warrant was amended and restated in respect of 1,258,614 of the underlying shares, to (i) reduce the exercise price from $2.311 per share to $0.0001 per share (in addition to $0.9305 per share that was pre-funded in connection with the exercise of the Private Placement Warrants pursuant to the Inducement Letter Agreements), (ii) extend the Expiration Date (as defined in the Private Placement Warrants) from 24 months after the initial exercisability date until such time that the Private Placement Warrants are exercised in full, and (iii) to remove from Section 4(b) such provisions as related to the Black-Scholes Value (as defined in the Private Placement Warrants) as related to any Fundamental Transactions (as defined in the Private Placement Warrants) undertaken by the Company.

On February 27, 2025, each of Deerfield Private Design Fund V, L.P. ("DPD V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and together with DPD V, the "Funds" and each a "Fund") exercised its Private Placement Warrant (as defined in the Form 4 filed by the Reporting Persons on July 9, 2024 with respect to the Issuer) for cash in respect of 1,611,864 shares of Common Stock (the "Exercise Shares"), pursuant to a letter agreement, dated as of February 25, 2025 (each an "Inducement Letter Agreement"), between such Fund and the Company. Pursuant to each Inducement Letter Agreement, each such exercise was effected at a reduced exercise price of $0.9306 per share in consideration for the issuance by the Company to such Fund of a new warrant (each, a "New Warrant") to purchase up to 1,611,864 shares of Common Stock (the "New Warrant Shares").

To the extent the exercise of a Private Placement Warrant in accordance with an Inducement Letter Agreement would otherwise have resulted in the issuance of a number of shares of Common Stock in excess of the number of shares of Common Stock that the Funds could acquire without exceeding the beneficial ownership limitations ("Beneficial Ownership Limitation") set forth in the Private Placement Warrants, pursuant to the Inducement Letter Agreement, on February 27, 202 (i) the Company issued to each Fund 353,249 shares of Common Stock (representing the maximum number of shares of Common Stock that each Fund was entitled to receive without exceeding the Beneficial Ownership Limitation), and (ii) in lieu of issuing the remaining 1,258,614 shares of Common Stock for which each Fund exercised its Private Placement Warrant, amended and restated the portion of the Private Placement Warrant exercisable for such excess shares as set forth in the Amended and Restated Warrant (as defined below).

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of DPD V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P. The New Warrants have an exercise price of $0.9306 per share and have a five-year term commencing on the date the New Warrants become exercisable (if at all). The New Warrants are not currently exercisable and will not become exercisable unless and until requisite stockholder approval is obtained. Accordingly, the New Warrants are not reported herein.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

On February 27, 2025, each of Deerfield Private Design Fund V, L.P. ("DPD V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and together with DPD V, the "Funds" and each a "Fund") exercised its Private Placement Warrant (as defined in the Form 4 filed by the Reporting Persons on July 9, 2024 with respect to the Issuer) for cash in respect of 1,611,864 shares of Common Stock (the "Exercise Shares"), pursuant to a letter agreement, dated as of February 25, 2025 (each an "Inducement Letter Agreement"), between such Fund and the Company. Pursuant to each Inducement Letter Agreement, each such exercise was effected at a reduced exercise price of $0.9306 per share in consideration for the issuance by the Company to such Fund of a new warrant (each, a "New Warrant") to purchase up to 1,611,864 shares of Common Stock (the "New Warrant Shares").

To the extent the exercise of a Private Placement Warrant in accordance with an Inducement Letter Agreement would otherwise have resulted in the issuance of a number of shares of Common Stock in excess of the number of shares of Common Stock that the Funds could acquire without exceeding the beneficial ownership limitations ("Beneficial Ownership Limitation") set forth in the Private Placement Warrants, pursuant to the Inducement Letter Agreement, on February 27, 202 (i) the Company issued to each Fund 353,249 shares of Common Stock (representing the maximum number of shares of Common Stock that each Fund was entitled to receive without exceeding the Beneficial Ownership Limitation), and (ii) in lieu of issuing the remaining 1,258,614 shares of Common Stock for which each Fund exercised its Private Placement Warrant, amended and restated the portion of the Private Placement Warrant exercisable for such excess shares as set forth in the Amended and Restated Warrant (as defined below).

The unexercised portion of each Private Placement Warrant held by a Fund was not amended in connection with the transactions reported herein and remains exercisable for $2.311 per share upon the terms, and subject to the conditions, set forth therein.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of DPD V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P. The New Warrants have an exercise price of $0.9306 per share and have a five-year term commencing on the date the New Warrants become exercisable (if at all). The New Warrants are not currently exercisable and will not become exercisable unless and until requisite stockholder approval is obtained. Accordingly, the New Warrants are not reported herein.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

In connection with exercise of the Private Placement Warrants pursuant to the Inducement Letter Agreements, each Fund's Private Placement Warrant was amended and restated in respect of 1,258,614 of the underlying shares, to (i) reduce the exercise price from $2.311 per share to $0.0001 per share (in addition to $0.9305 per share that was pre-funded in connection with the exercise of the Private Placement Warrants pursuant to the Inducement Letter Agreements), (ii) extend the Expiration Date (as defined in the Private Placement Warrants) from 24 months after the initial exercisability date until such time that the Private Placement Warrants are exercised in full, and (iii) to remove from Section 4(b) such provisions as related to the Black-Scholes Value (as defined in the Private Placement Warrants) as related to any Fundamental Transactions (as defined in the Private Placement Warrants) undertaken by the Company.

On February 27, 2025, each of Deerfield Private Design Fund V, L.P. ("DPD V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and together with DPD V, the "Funds" and each a "Fund") exercised its Private Placement Warrant (as defined in the Form 4 filed by the Reporting Persons on July 9, 2024 with respect to the Issuer) for cash in respect of 1,611,864 shares of Common Stock (the "Exercise Shares"), pursuant to a letter agreement, dated as of February 25, 2025 (each an "Inducement Letter Agreement"), between such Fund and the Company. Pursuant to each Inducement Letter Agreement, each such exercise was effected at a reduced exercise price of $0.9306 per share in consideration for the issuance by the Company to such Fund of a new warrant (each, a "New Warrant") to purchase up to 1,611,864 shares of Common Stock (the "New Warrant Shares").

To the extent the exercise of a Private Placement Warrant in accordance with an Inducement Letter Agreement would otherwise have resulted in the issuance of a number of shares of Common Stock in excess of the number of shares of Common Stock that the Funds could acquire without exceeding the beneficial ownership limitations ("Beneficial Ownership Limitation") set forth in the Private Placement Warrants, pursuant to the Inducement Letter Agreement, on February 27, 202 (i) the Company issued to each Fund 353,249 shares of Common Stock (representing the maximum number of shares of Common Stock that each Fund was entitled to receive without exceeding the Beneficial Ownership Limitation), and (ii) in lieu of issuing the remaining 1,258,614 shares of Common Stock for which each Fund exercised its Private Placement Warrant, amended and restated the portion of the Private Placement Warrant exercisable for such excess shares as set forth in the Amended and Restated Warrant (as defined below).

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of DPD V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P. The New Warrants have an exercise price of $0.9306 per share and have a five-year term commencing on the date the New Warrants become exercisable (if at all). The New Warrants are not currently exercisable and will not become exercisable unless and until requisite stockholder approval is obtained. Accordingly, the New Warrants are not reported herein.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

On February 27, 2025, each of Deerfield Private Design Fund V, L.P. ("DPD V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and together with DPD V, the "Funds" and each a "Fund") exercised its Private Placement Warrant (as defined in the Form 4 filed by the Reporting Persons on July 9, 2024 with respect to the Issuer) for cash in respect of 1,611,864 shares of Common Stock (the "Exercise Shares"), pursuant to a letter agreement, dated as of February 25, 2025 (each an "Inducement Letter Agreement"), between such Fund and the Company. Pursuant to each Inducement Letter Agreement, each such exercise was effected at a reduced exercise price of $0.9306 per share in consideration for the issuance by the Company to such Fund of a new warrant (each, a "New Warrant") to purchase up to 1,611,864 shares of Common Stock (the "New Warrant Shares").

To the extent the exercise of a Private Placement Warrant in accordance with an Inducement Letter Agreement would otherwise have resulted in the issuance of a number of shares of Common Stock in excess of the number of shares of Common Stock that the Funds could acquire without exceeding the beneficial ownership limitations ("Beneficial Ownership Limitation") set forth in the Private Placement Warrants, pursuant to the Inducement Letter Agreement, on February 27, 202 (i) the Company issued to each Fund 353,249 shares of Common Stock (representing the maximum number of shares of Common Stock that each Fund was entitled to receive without exceeding the Beneficial Ownership Limitation), and (ii) in lieu of issuing the remaining 1,258,614 shares of Common Stock for which each Fund exercised its Private Placement Warrant, amended and restated the portion of the Private Placement Warrant exercisable for such excess shares as set forth in the Amended and Restated Warrant (as defined below).

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of DPD V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P. The New Warrants have an exercise price of $0.9306 per share and have a five-year term commencing on the date the New Warrants become exercisable (if at all). The New Warrants are not currently exercisable and will not become exercisable unless and until requisite stockholder approval is obtained. Accordingly, the New Warrants are not reported herein.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

On February 27, 2025, each of Deerfield Private Design Fund V, L.P. ("DPD V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and together with DPD V, the "Funds" and each a "Fund") exercised its Private Placement Warrant (as defined in the Form 4 filed by the Reporting Persons on July 9, 2024 with respect to the Issuer) for cash in respect of 1,611,864 shares of Common Stock (the "Exercise Shares"), pursuant to a letter agreement, dated as of February 25, 2025 (each an "Inducement Letter Agreement"), between such Fund and the Company. Pursuant to each Inducement Letter Agreement, each such exercise was effected at a reduced exercise price of $0.9306 per share in consideration for the issuance by the Company to such Fund of a new warrant (each, a "New Warrant") to purchase up to 1,611,864 shares of Common Stock (the "New Warrant Shares").

To the extent the exercise of a Private Placement Warrant in accordance with an Inducement Letter Agreement would otherwise have resulted in the issuance of a number of shares of Common Stock in excess of the number of shares of Common Stock that the Funds could acquire without exceeding the beneficial ownership limitations ("Beneficial Ownership Limitation") set forth in the Private Placement Warrants, pursuant to the Inducement Letter Agreement, on February 27, 202 (i) the Company issued to each Fund 353,249 shares of Common Stock (representing the maximum number of shares of Common Stock that each Fund was entitled to receive without exceeding the Beneficial Ownership Limitation), and (ii) in lieu of issuing the remaining 1,258,614 shares of Common Stock for which each Fund exercised its Private Placement Warrant, amended and restated the portion of the Private Placement Warrant exercisable for such excess shares as set forth in the Amended and Restated Warrant (as defined below).

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of DPD V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P. The New Warrants have an exercise price of $0.9306 per share and have a five-year term commencing on the date the New Warrants become exercisable (if at all). The New Warrants are not currently exercisable and will not become exercisable unless and until requisite stockholder approval is obtained. Accordingly, the New Warrants are not reported herein.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

Represents a grant of 50,556 Restricted Stock Units ("RSUs"). The RSUs are immediately vested and convert into the Issuer's Common Stock on a one-for-one basis.

Represents a grant of 31,749 Restricted Stock Units ("RSUs"). The RSUs are immediately vested and convert into the Issuer's Common Stock on a one-for-one basis.

Represents a grant of 25,804 Restricted Stock Units ("RSUs"). The RSUs are immediately vested and convert into the Issuer's Common Stock on a one-for-one basis.

Reflects a ten-for-one reverse stock split of the Issuer's common stock that was effected on August 26, 2024 (the "Reverse Split").

In accordance with the Certificate of Designation of Preferences, Rights and Limitations (the "Certificate of Designation") governing the Series X Non-Voting Convertible Preferred Stock ("Series X Preferred Stock"), on July 15, 2024 (the "Stockholder Approval Date"), 8,547 shares of Series X Preferred Stock held by the Reporting Person automatically converted into 8,547,000 shares of Common Stock; following the Reverse Split, such shares were combined to 854,700 shares of Common Stock.

In accordance with the Certificate of Designation of Preferences, Rights and Limitations (the "Certificate of Designation") governing the Series X Non-Voting Convertible Preferred Stock ("Series X Preferred Stock"), on July 15, 2024 (the "Stockholder Approval Date"), 8,547 shares of Series X Preferred Stock held by the Reporting Person automatically converted into 8,547,000 shares of Common Stock; following the Reverse Split, such shares were combined to 854,700 shares of Common Stock.

As of the third business day after the Stockholder Approval Date, each share of Series X Preferred Stock became convertible at any time at the election of the holder into 100 shares of Common Stock (as adjusted pursuant to the Reverse Split, and subject to further adjustment), subject to a beneficial ownership limitation, in accordance with the Certificate of Designation. The Series X Preferred Stock has no expiration date.

Reflects a ten-for-one reverse stock split of the Issuer's common stock that was effected on August 26, 2024 (the "Reverse Split").

In accordance with the Certificate of Designation of Preferences, Rights and Limitations (the "Certificate of Designation") governing the Series X Non-voting Convertible Preferred Stock ("Series X Preferred Stock"), on July 15, 2024, 5,883 shares of Series X Preferred Stock held by each of Deerfield Private Design Fund V, L.P. ("Fund V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and, together with Fund V, the "Funds") automatically converted into 5,883,000 shares of Common Stock. The acquisition or deemed acquisition of such shares of Common Stock upon such conversion, and any disposition or deemed disposition of such shares of Series X Preferred Stock upon such conversion, were exempted pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of Fund V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

In accordance with the Certificate of Designation of Preferences, Rights and Limitations (the "Certificate of Designation") governing the Series X Non-voting Convertible Preferred Stock ("Series X Preferred Stock"), on July 15, 2024, 5,883 shares of Series X Preferred Stock held by each of Deerfield Private Design Fund V, L.P. ("Fund V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and, together with Fund V, the "Funds") automatically converted into 5,883,000 shares of Common Stock. The acquisition or deemed acquisition of such shares of Common Stock upon such conversion, and any disposition or deemed disposition of such shares of Series X Preferred Stock upon such conversion, were exempted pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

Each share of Series X Preferred Stock is convertible at any time at the election of the holder, subject to a beneficial ownership limitation, into 1,000 shares of Common Stock (subject to adjustment) in accordance with the Certificate of Designation. The Series X Preferred Stock has no expiration date.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of Fund V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

In accordance with the Certificate of Designation of Preferences, Rights and Limitations (the "Certificate of Designation") governing the Series X Non-voting Convertible Preferred Stock ("Series X Preferred Stock"), on July 15, 2024, 5,883 shares of Series X Preferred Stock held by each of Deerfield Private Design Fund V, L.P. ("Fund V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and, together with Fund V, the "Funds") automatically converted into 5,883,000 shares of Common Stock. The acquisition or deemed acquisition of such shares of Common Stock upon such conversion, and any disposition or deemed disposition of such shares of Series X Preferred Stock upon such conversion, were exempted pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

Each share of Series X Preferred Stock is convertible at any time at the election of the holder, subject to a beneficial ownership limitation, into 1,000 shares of Common Stock (subject to adjustment) in accordance with the Certificate of Designation. The Series X Preferred Stock has no expiration date.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of Fund V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

In accordance with the Certificate of Designation of Preferences, Rights and Limitations (the "Certificate of Designation") governing the Series X Non-voting Convertible Preferred Stock ("Series X Preferred Stock"), on July 15, 2024, 5,883 shares of Series X Preferred Stock held by each of Deerfield Private Design Fund V, L.P. ("Fund V") and Deerfield Healthcare Innovations Fund II, L.P. ("HIF II" and, together with Fund V, the "Funds") automatically converted into 5,883,000 shares of Common Stock. The acquisition or deemed acquisition of such shares of Common Stock upon such conversion, and any disposition or deemed disposition of such shares of Series X Preferred Stock upon such conversion, were exempted pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

This Form 4 is being filed by the undersigned as well as the entities listed on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Deerfield Mgmt V, L.P. is the general partner of Fund V. Deerfield Mgmt HIF II, L.P. is the general partner of HIF II. Deerfield Management Company, L.P. is the investment manager of each Fund. James E. Flynn is the sole member of the general partner of each of Deerfield Mgmt V, L.P., Deerfield Mgmt HIF II, L.P. and Deerfield Management Company, L.P.

In accordance with Instruction 4 (b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Funds is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of his/its indirect pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

The options vest and become exercisable over four years, with 25% of the shares subject to the option vesting on July 11, 2025, and the remainder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares subject to the option vesting on July 11, 2025, and the remainder vesting in 12 equal quarterly installments over three years.

The Reporting Person, a partner in Deerfield Management Company, L.P., has no pecuniary interest in the securities reported herein and disclaims beneficial ownership of such securities. The Reporting Person holds the options for the benefit, and at the direction, of Deerfield Management Company, L.P.

The options vest and become exercisable over four years, with 25% of the shares subject to the option vesting on July 11, 2025, and the remainder vesting in 12 equal quarterly installments over three years.

The options vest and become exercisable over four years, with 25% of the shares subject to the option vesting on July 11, 2025, and the remainder vesting in 12 equal quarterly installments over three years.