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MiNK Therapeutics, Inc.

For the period ended Jun 17, 2026. Filed Apr 30, 2026.

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What shareholders are asked to vote on at a company's meeting. It is where to find what directors and top executives are paid, and who owns the most shares.

Jun 17, 2026 · Filed Apr 30, 2026

INKT$10.35+3.0%Stored close · as of Nov 6, 2026
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DEF 14A 1 mink-def_14a_2026.htm DEF 14A

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant ☒

Filed by a Party other than the Registrant ☐

Check the appropriate box:

☐Preliminary Proxy Statement
☐Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☒Definitive Proxy Statement
☐Definitive Additional Materials
☐Soliciting Material Pursuant to §240.14a-12

MiNK Therapeutics, Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒No fee required.
☐Fee paid previously with preliminary materials.
☐Fee computed on table in exhibit required by item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

MINK THERAPEUTICS, INC.

NOTICE OF ANNUAL MEETING OF STOCKHOLDERS

DateJune 17, 2026
Time9:30 A.M., Eastern Time
Webcast AddressLive audio web conference at www.virtualshareholdermeeting.com/INKT2026
Proposals1. To elect Garo Armen, Barbara Ryan and John Holcomb as Class II directors, each for a term of three years expiring at the 2029 Annual Meeting of Stockholders.
2. To ratify the appointment of KPMG LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2026.
3. To consider any other business as may properly come before the 2026 Annual Meeting of Stockholders or any postponement or adjournment of the meeting.
Record DateYou are entitled to vote if you were a stockholder of record on April 23, 2026.

A list of stockholders entitled to vote will be open for examination by any stockholder for any purpose germane to the 2026 Annual Meeting of Stockholders for ten days before the meeting during ordinary business hours at our principal offices at 149 Fifth Avenue, Suite 500, New York, New York 10010.

It is important that your shares be represented at the 2026 Annual Meeting of Stockholders. Therefore, whether or not you plan to attend the meeting virtually, please complete your proxy and return it to us. If you attend the 2026 Annual Meeting of Stockholders virtually and wish to vote at the meeting, your proxy will not be used. You may also vote your shares over the internet or by telephone. Instructions for internet or telephonic voting are printed on your proxy card.

By order of the Board of Directors,

Jennifer Buell, Ph.D., President and Chief Executive Officer

April 30, 2026

TABLE OF CONTENTS

Page
GENERAL INFORMATION ABOUT OUR VIRTUAL STOCKHOLDER MEETING2
VOTING PROCEDURES2
PROPOSAL 1—TO ELECT GARO ARMEN, BARBARA RYAN AND JOHN HOLCOMB AS CLASS II DIRECTORS, FOR A TERM OF THREE YEARS EXPIRING AT THE 2029 ANNUAL MEETING OF STOCKHOLDERS6
OUR CORPORATE GOVERNANCE10
EXECUTIVE COMPENSATION14
DIRECTOR COMPENSATION21
OWNERSHIP OF OUR COMMON STOCK22
DELINQUENT SECTION 16(a) REPORTS23
CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS23
PROPOSAL 2—TO RATIFY THE APPOINTMENT OF KPMG LLP AS OUR INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR THE FISCAL YEAR ENDING DECEMBER 31, 202625
REPORT OF THE AUDIT COMMITTEE26
ADDITIONAL INFORMATION27

MiNK Therapeutics, Inc.

149 Fifth Avenue, Suite 500

New York, NY 10010

Telephone: (212) 994-8250

PROXY STATEMENT

April 30, 2026

This proxy statement contains information about the 2026 Annual Meeting of Stockholders of MiNK Therapeutics, Inc. (the “Annual Meeting”), including any postponements or adjournments of the meeting. The Annual Meeting will be held virtually by live audio web conference atwww.virtualshareholdermeeting.com/INKT2026 on June 17, 2026 at 9:30 A.M., Eastern Time.

In this proxy statement, we refer to MiNK Therapeutics, Inc. as “MiNK,” “us,” “we” or the “Company.”

Except as otherwise indicated, information in this proxy statement reflects the one-for-ten reverse stock split of our common stock effected on January 28, 2025.

This proxy statement and solicitation is being made on behalf of the Board of Directors of MiNK.

In accordance with the “notice and access” rules approved by the Securities and Exchange Commission (“SEC”) and in connection with the solicitation of proxies by our Board of Directors, on or about April 30, 2026 we will send a Notice of Internet Availability of Proxy Materials and provided access to our proxy materials (consisting of this proxy statement, our Annual Report on Form 10-K for the year ended December 31, 2025 and a form of proxy) over the internet to each stockholder entitled to vote at the Annual Meeting. We intend to mail to requesting stockholders full sets of our proxy materials (consisting of this proxy statement, our Annual Report on Form 10-K for the year ended December 31, 2025 and a form of proxy) on or about April 30, 2026.

Our Annual Report on Form 10-K for the year ended December 31, 2025 is also available on our corporate website athttps://investor.minktherapeutics.com/financial-information/sec-filingsand through the SEC’s EDGAR system athttp://www.sec.gov. To request a printed copy of our Annual Report on Form 10-K, which we will provide to you without charge, write to Investor Relations, MiNK Therapeutics Inc., 149 Fifth Avenue, Suite 500, New York, NY 10010. No material on our website is part of this proxy statement.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.