Company: INKT
Filing Date: 2025-07-15
Form Type: 424B5
Source: 0001193125-25-159014
Chunk: 13

Company: MiNK Therapeutics, Inc.
Filing Date: 2025-07-15
Form: 424B5
Chunk 13
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 to the Sales Agent under the terms of the ATM Sales Agreement, will be approximately $460,000.

The actual proceeds to us will vary depending on the number of shares sold and the prices of such sales. Because there is no minimum offering
amount required as a condition to close this offering, the actual total public offering amount, commissions and proceeds to us, if any, are not determinable at this time.

In connection with the sale of our common stock contemplated in this prospectus, the Sales Agent will be deemed to be an
“underwriter” within the meaning of the Securities Act, and the compensation paid to the Sales Agent will be deemed to be underwriting commissions or discounts. We have agreed to indemnify the Sales Agent against certain civil liabilities,
including liabilities under the Securities Act.

Sales of our common stock as contemplated in this prospectus will be settled through the
facilities of The Depository Trust Company or by such other means as we and the Sales Agent may agree upon. There is no arrangement for funds to be received in escrow, trust or similar arrangement.

The offering of our common stock pursuant to the ATM Sales Agreement will terminate on the earlier of (1) the issuance and sale of all of
our common stock subject to the ATM Sales Agreement, or (2) termination of the ATM Sales Agreement by us or the Sales Agent.

Relationships

The Sales Agent and its affiliates may provide from time to time in the future certain commercial banking, financial advisory,
investment banking and other services for us in the ordinary course of their business, for which they may receive customary fees and commissions. In addition, from time to time, the Sales Agent and its

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affiliates may effect transactions for their own accounts or the account of customers, and hold on behalf of themselves or their customers, long or short positions in our debt or equity
securities or loans, and may do so in the future. Except as disclosed in this prospectus supplement, we have no present arrangements with the Sales Agent for any further services.

Transfer Agent and Registrar

The
transfer agent and registrar for our common stock is Equiniti Trust Company, LLC.

Listing

Our common stock is traded on the Nasdaq Capital Market under the symbol “INKT.”

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LEGAL MATTERS

The validity of the securities offered hereby will be passed upon for us by Latham & Watkins LLP. The NBD Group, Inc. is counsel to
the Sales Agent in connection with this offering.

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EXPERT