Company: INKT
Filing Date: 2025-07-15
Form Type: 424B5
Source: 0001193125-25-159014
Chunk: 24

Company: MiNK Therapeutics, Inc.
Filing Date: 2025-07-15
Form: 424B5
Chunk 24
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 we may authorize to be provided to you) will describe the terms of the offering of the securities, including, to the extent applicable:

| • |     | the name or names of the underwriters, dealers or agents, if any; |

| • |     | if the securities are to be offered through the selling efforts of brokers or dealers, the plan of distribution                                                                                                                                         
 and the terms of any agreement, arrangement, or understanding entered into with broker(s) or dealer(s) prior to the effective date of the registration statement, and, if known, the identity of any broker(s) or dealer(s) who will participate in the 
 offering and the amount to be offered through each;                                                                                                                                                                                                     |

| • |     | the purchase price of the securities or other consideration therefor, and the proceeds, if any, we will receive 
 from the sale;                                                                                                  |

| • |     | if any of the securities being registered are to be offered otherwise than for cash, the general purposes of the                                                      
 distribution, the basis upon which the securities are to be offered, the amount of compensation and other expenses of distribution, and by whom they are to be borne; |

| • |     | any delayed delivery arrangements; |

| • |     | any over-allotment or other options under which underwriters may purchase additional securities from us; |

| • |     | any agency fees or underwriting discounts and other items constituting agents’ or underwriters’ 
 compensation;                                                                                   |

| • |     | any public offering price; |

| • |     | any discounts, commissions or concessions allowed or reallowed or paid to dealers; |

| • |     | the identity and relationships of any finders, if applicable; and |

| • |     | any securities exchange or market on which the securities may be listed. |

8

Only underwriters named in the prospectus supplement will be underwriters of the securities offered by the
prospectus supplement.

If underwriters are used in the sale, they will acquire the securities for their own account and may resell the securities from
time to time in one or more transactions at a fixed public offering price or at varying prices determined at the time of sale. The obligations of the underwriters to purchase the securities will be subject to the conditions set forth in the
applicable underwriting agreement. We may offer the securities to the public through underwriting syndicates represented by managing underwriters or by underwriters without a syndicate. Unless otherwise indicated in the prospectus