VYGR · Voyager Therapeutics, Inc.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on April 1, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.81 to $3.95, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Consists of shares of common stock issuable under an aggregate of 50,000 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, April 1, 2026. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 21, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.61 to $3.86, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 9, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 21, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.61 to $3.86, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 21, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.61 to $3.86, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 21, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.61 to $3.86, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 17, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.35 to $3.47, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 17, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.40 to $3.47, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock of Voyager Therapeutics, Inc. (the "Corporation") sold, pursuant to a durable automatic sale instruction adopted by the reporting person on May 12, 2025, effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 17, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.40 to $3.47, inclusive. The reporting person undertakes to provide to the Corporation, any security holder of the Corporation, 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.

Represents shares of common stock sold, pursuant to a durable automatic sales instruction letter effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 9, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.72 to $3.90, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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.

Represents shares of common stock sold, pursuant to a durable automatic sales instruction letter effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 9, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.71 to $3.91, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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.

Represents shares of common stock sold, pursuant to a durable automatic sales instruction letter effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on February 9, 2026. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.68 to $3.91, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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.

Consists of shares of common stock issuable under an aggregate of 86,250 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 6, 2026. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

Includes 5,000 shares of common stock acquired under the Voyager Therapeutics, Inc. Amended and Restated 2015 Employee Stock Purchase Plan since the date of the reporting person's last Form 4.

Consists of shares of common stock issuable under an aggregate of 33,000 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 6, 2026. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 6, 2026. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 6, 2026. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

Consists of shares of common stock issuable under an aggregate of 32,250 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 6, 2026. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 6, 2026. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

Consists of shares of common stock issuable under an aggregate of 45,000 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 6, 2026. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 6, 2026. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 6, 2026. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

Consists of shares of common stock issuable under an aggregate of 45,000 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 6, 2026. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

This stock option was granted pursuant to the Voyager Therapeutics, Inc. 2025 Stock Incentive Plan.

The vesting commencement date of the option is the grant date. The option vests over four years, with 1/4th of the shares of common stock underlying the option vesting upon the one-year anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service as an employee.

Represents shares of common stock sold, pursuant to a durable automatic sales instruction letter adopted by the reporting person on May 9, 2025 effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on October 3, 2025. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.74 to $4.85, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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 $3.69 to $3.79, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

This stock option was issued pursuant to the 2025 Stock Incentive Plan of Voyager Therapeutics, Inc. in accordance with its director compensation policy. The vesting commencement date (the "Vesting Commencement Date") of the option is the grant date. All of the shares of common stock underlying the option vest upon the earlier of the one-year anniversary of the Vesting Commencement Date or the date of the next annual meeting of stockholders, in each case subject to the Reporting Person's continued service as a director.

Represents shares of common stock sold, pursuant to a durable automatic sales instruction letter effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on April 1, 2025. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.35 to $3.51, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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.

Represents shares of common stock sold, pursuant to a durable automatic sales instruction letter effecting the sell-to-cover election of the reporting person to satisfy tax withholding obligations, in connection with the vesting of restricted stock units on April 1, 2025. The sales do not represent a discretionary trade by the reporting person.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.34 to $3.52, inclusive. The reporting person undertakes to provide to Voyager Therapeutics, Inc., 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.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 21, 2025. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

This stock option was issued pursuant to the Plan. The vesting commencement date of the option is the grant date, February 21, 2025. The option vests over four years, with 1/48th of the shares of common stock underlying the option vesting upon the one-month anniversary of such vesting commencement date and an additional 1/48th of the shares of common stock underlying the option vesting at the end of each successive one-month period thereafter, subject to the Reporting Person's continued service.

Consists of shares of common stock issuable under an aggregate of 41,500 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2015 Stock Option and Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 21, 2025. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.

Consists of shares of common stock issuable under an aggregate of 145,000 restricted stock units ("RSUs") awarded to the Reporting Person pursuant to the Voyager Therapeutics, Inc. 2015 Stock Option and Incentive Plan (the "Plan"). Each RSU represents the right to receive one share of common stock upon vesting. The vesting commencement date of the RSU award is the grant date, February 21, 2025. The RSU award vests over three years, with 1/3rd of the shares of common stock underlying the RSU award vesting on the one-year anniversary of such vesting commencement date and an additional 1/3rd of the shares of common stock underlying the RSU award vesting at the end of each successive one-year period thereafter, subject to the Reporting Person's continued service.