Toby Ferguson - 06 Feb 2026 Form 4 Insider Report for Voyager Therapeutics, Inc. (VYGR)

Role: Chief Medical Officer
Signature: /s/ Gregory Shiferman, as Attorney-in-Fact for Toby Ferguson
Issuer symbol: VYGR
Transactions as of: 06 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 10 Feb 2026, 16:33:26 UTC
Previous filing: 20 Aug 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Ferguson Toby	Chief Medical Officer	C/O VOYAGER THERAPEUTICS, INC., 75 HAYDEN AVENUE, LEXINGTON	/s/ Gregory Shiferman, as Attorney-in-Fact for Toby Ferguson	10 Feb 2026	0002015616

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VYGR	Common Stock	Award	$0	+45,000	+32%	$0.000000	183,914	06 Feb 2026	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	VYGR	Stock Option (Right to Buy)	Award	$0	+210,000		$0.000000	210,000	06 Feb 2026	Common Stock	210,000	$3.68	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	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.
F2	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.

Content

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.