# EDGAR Filing Document

**Accession Number:** 0001640266
**File Stem:** 0001104659-26-072324
**Filing Date:** 2026-6
**Character Count:** 10280
**Document Hash:** c1aa0103fbbd6c97a5a6ea756c80a5e6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-072324.hdr.sgml**: 20260610

**ACCESSION NUMBER**: 0001104659-26-072324

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20260609

**ITEM INFORMATION**: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

**ITEM INFORMATION**: Submission of Matters to a Vote of Security Holders

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260610

**DATE AS OF CHANGE**: 20260610

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Voyager Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001640266
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37625
- **FILM NUMBER:** 261079661

**BUSINESS ADDRESS:**
- **STREET 1:** 75 HAYDEN AVENUE
- **CITY:** LEXINGTON
- **STATE:** MA
- **ZIP:** 02421
- **BUSINESS PHONE:** 857-259-5340

**MAIL ADDRESS:**
- **STREET 1:** 75 HAYDEN AVENUE
- **CITY:** LEXINGTON
- **STATE:** MA
- **ZIP:** 02421

?xml version='1.0' encoding='ASCII'?

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-K**

**CURRENT REPORT**

**Pursuant to Section 13 or 15(d)**

**of The Securities Exchange Act of 1934**

Date of Report (Date of Earliest Event Reported): **June 9, 2026**

**Voyager Therapeutics, Inc.**

(Exact name of registrant as specified in its charter)

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| | | |
|:---|:---|:---|
| **Delaware** | **001-37625** | **46-3003182** |
| (State or other jurisdiction<br> of incorporation) | (Commission<br> File Number) | (I.R.S. Employer<br> Identification No.) |

---

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| | |
|:---|:---|
| **75 Hayden Avenue**<br> **Lexington, Massachusetts** | **02421** |
| (Address of principal executive offices) | (Zip Code) |

---

Registrant's telephone number, including area code: **(857) 259-5340**

**Not Applicable**

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

◻ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

◻ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

◻ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

◻ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

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| | | |
|:---|:---|:---|
| Title of each class | Trading Symbol(s) | Name of each exchange on which<br> registered |
| Common Stock, $0.001 par value | VYGR | Nasdaq Global Select Market |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ◻

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ◻

**Item 5.03. Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.**

On June 9, 2026, Voyager Therapeutics, Inc. ("Voyager") held its 2026 Annual Meeting of Stockholders (the "2026 Annual Meeting"). At the 2026 Annual Meeting, Voyager's stockholders approved an amendment to Voyager's Fifth Amended and Restated Certificate of Incorporation (the "Certificate of Amendment"), to increase the number of authorized shares of the Company's capital stock from 125,000,000 shares to 245,000,000 shares and to increase the number of authorized shares of Voyager's common stock from 120,000,000 shares to 240,000,000 shares. The additional common stock authorized by the Certificate of Amendment has rights identical to Voyager's currently outstanding common stock. Voyager filed the Certificate of Amendment, which was effective upon filing, with the Secretary of State of the State of Delaware on June 9, 2026.

The foregoing summary of the Certificate of Amendment is qualified in its entirety by reference to the full text of the Certificate of Amendment, a copy of which is attached as Exhibit 3.1 hereto and is incorporated herein by reference.

**Item 5.07. Submission of Matters to a Vote of Security Holders.**

The following is a summary of the matters voted on at the 2026 Annual Meeting.

&nbsp;&nbsp;&nbsp;&nbsp;**(a)** Voyager's stockholders elected James A. Geraghty, Steven Hyman, M.D., and Alfred Sandrock, M.D., Ph.D., each to serve as a Class II
director until the 2029 Annual Meeting of Stockholders and until such nominee's successor has been duly elected and qualified, subject
to such nominee's earlier death, resignation, or removal. The results of the stockholders' vote with respect to the election
of such Class II directors were as follows:

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| | | | |
|:---|:---|:---|:---|
| **Name** | **Votes For** | **Votes<br> Withheld** | **Broker<br> Non-Votes** |
| James A. Geraghty | 23336364 | 9772133 | 13057844 |
| Steven Hyman, M.D. | 30442488 | 2666009 | 13057844 |
| Alfred Sandrock, M.D., Ph.D. | &nbsp;&nbsp;&nbsp;&nbsp;31,890,428 | 1218069 | 13057844 |

---

&nbsp;&nbsp;&nbsp;&nbsp;**(b)** Voyager's stockholders approved a non-binding, advisory proposal regarding the compensation of Voyager's named executive
officers. The results of the stockholders' vote with respect to such proposal were as follows:

---

| | | | |
|:---|:---|:---|:---|
| **For** | **Against** | **Abstain** | **Broker Non-Votes** |
| 32041373 | 910087 | 157037 | 13057844 |

---

&nbsp;&nbsp;&nbsp;&nbsp;**(c)** Voyager's stockholders ratified the appointment of Ernst & Young LLP as Voyager's independent registered public
accounting firm for the fiscal year ending December 31, 2026. The results of the stockholders' vote with respect to such ratification
were as follows:

---

| | | | |
|:---|:---|:---|:---|
| **For** | **Against** | **Abstain** | **Broker Non-Votes** |
| 45902883 | 108561 | 154897 |  |

---

&nbsp;&nbsp;&nbsp;&nbsp;**(d)** Voyager's stockholders approved an amendment to the Fifth Amended and Restated Certificate of Incorporation of Voyager Therapeutics, Inc.
to increase the number of authorized shares of the Company's capital stock from 125,000,000 shares to 245,000,000 shares and increase
the number of authorized shares of common stock from 120,000,000 shares of common stock to 240,000,000 shares of common stock. The results
of the stockholders' vote with respect to such proposal were as follows:

---

| | | | |
|:---|:---|:---|:---|
| **For** | **Against** | **Abstain** | **Broker Non-Votes** |
| 43464491 | 2593426 | 108424 |  |

---

**Item 9.01. Financial Statements and Exhibits** **.**

(d)&nbsp;&nbsp;&nbsp;&nbsp;Exhibits

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| | |
|:---|:---|
| **Exhibit<br> No.** | **Description** |
| [3.1](tm2617230d1_ex3-1.htm) | [Certificate of Amendment of Fifth Amended and Restated Certificate of Incorporation, of Voyager Therapeutics, Inc.](tm2617230d1_ex3-1.htm) |
| 104 | Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). |

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**SIGNATURES**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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| | | |
|:---|:---|:---|
| Date: June 10, 2026 | **VOYAGER THERAPEUTICS, INC.** | **VOYAGER THERAPEUTICS, INC.** |
|  | By: | */s/ Alfred Sandrock, M.D., Ph.D.* |
|  |  | Alfred Sandrock, M.D., Ph.D. |
|  |  | Chief Executive Officer, President, and Director<br> *(Principal Executive Officer)* |

---

## Exhibit 3.1

**Exhibit 3.1**

**CERTIFICATE OF AMENDMENT OF**

**FIFTH AMENDED AND RESTATED CERTIFICATE OF INCORPORATION**

**OF**

**VoYAGER therapeutiCS, Inc.**

(Pursuant to Section 242 of the<br> General Corporation Law of the State of Delaware)

Voyager Therapeutics, Inc. (the "Corporation"), a corporation organized and existing under and by virtue of the provisions of the General Corporation Law of the State of Delaware, does hereby certify as follows:

A resolution was duly adopted by the Board of Directors of the Corporation pursuant to Section 242 of the General Corporation Law of the State of Delaware setting forth a proposed amendment to the Fifth Amended and Restated Certificate of Incorporation of the Corporation and declaring said amendment to be advisable. The stockholders of the Corporation duly approved said proposed amendment in accordance with Section 242 of the General Corporation Law of the State of Delaware. The resolution setting forth the amendment is as follows:

<u>RESOLVED</u>: That the first sentence of Article FOURTH of the Fifth Amended and Restated Certificate of Incorporation of the Corporation be and hereby is deleted in its entirety and the following is inserted in lieu thereof:

"The total number of shares of capital stock which the Corporation shall have authority to issue is two hundred and forty-five million (245,000,000) of which (i) two hundred and forty million (240,000,000) shares shall be a class designated as common stock, par value $0.001 per share (the "Common Stock"), and (ii) five million (5,000,000) shares shall be a class designated as undesignated preferred stock, par value $0.001 per share (the "Undesignated Preferred Stock")."

**\*\*\***

IN WITNESS WHEREOF, this Certificate of Amendment has been executed by a duly authorized officer of the Corporation on this 9<sup>th</sup> day of June, 2026.

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| | |
|:---|:---|
| **Voyager therapeutiCS, inc.** | **Voyager therapeutiCS, inc.** |
| By: | /s/ Alfred W. Sandrock, Jr., M.D., Ph.D |
| Alfred W. Sandrock, Jr., M.D., Ph.D. | Alfred W. Sandrock, Jr., M.D., Ph.D. |
| President and Chief Executive Officer | President and Chief Executive Officer |

---