Company: INKT
Filing Date: 2025-12-10
Form Type: S-3/A
Source: 0001193125-25-314252
Chunk: 4

Company: MiNK Therapeutics, Inc.
Filing Date: 2025-12-10
Form: S-3/A
Chunk 4
---
 a high degree of risk. Risks associated with an investment in our securities will be described in the applicable prospectus supplement and certain of our filings with the Securities and Exchange Commission incorporated by reference into this prospectus, as described under “ Risk Factors” on page 5. You should read this prospectus and any applicable prospectus supplement together with additional information described under the heading “Where You Can Find More Information” before you make your investment decision. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus is truthful or complete. Any representation to the contrary is a criminal offense. The date of this prospectus is , 2025.

TABLE OF CONTENTS

| ABOUT THIS PROSPECTUS                                |     |  1 |
| SUMMARY                                              |     |  3 |
| RISK FACTORS                                         |     |  5 |
| CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS |     |  6 |
| USE OF PROCEEDS                                      |     |  8 |
| PLAN OF DISTRIBUTION                                 |     |  9 |
| GENERAL DESCRIPTION OF SECURITIES                    |     | 12 |
| DESCRIPTION OF OUR COMMON STOCK                      |     | 13 |
| DESCRIPTION OF OUR PREFERRED STOCK                   |     | 16 |
| DESCRIPTION OF OUR WARRANTS                          |     | 17 |
| DESCRIPTION OF OUR DEBT SECURITIES                   |     | 18 |
| DESCRIPTION OF OUR UNITS                             |     | 23 |
| WHERE YOU CAN FIND MORE INFORMATION                  |     | 24 |
| LEGAL MATTERS                                        |     | 25 |
| EXPERTS                                              |     | 25 |

ABOUT THIS PROSPECTUS

This prospectus is a part of a registration statement that we filed with the Securities and Exchange Commission, or the SEC, using a
“shelf” registration process. Under this shelf registration process, we may offer to sell any of the securities, or any combination of the securities, described in this prospectus, in each case in one or more offerings, up to a total
dollar amount of $150,000,000.

This prospectus provides you only with a general description of the securities that we may offer. Each
time securities are sold under the shelf registration statement, we will provide a prospectus supplement that will contain specific information about the terms of those securities and the terms of that offering. The prospectus supplement may also
add, update or