Company: GANX
Filing Date: 2025-05-28
Form Type: S-3
Source: 0001104659-25-053619
Chunk: 40

Company: Gain Therapeutics, Inc.
Filing Date: 2025-05-28
Form: S-3
Chunk 40
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 for such copies should be directed to Gain Therapeutics, Inc., Attn: Senior Vice President Finance, 4800 Montgomery Lane, Suite 220, Bethesda, Maryland 20814. You may also direct any requests for documents to us by telephone at (301) 500-1556.

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TABLE OF CONTENTS

<div align='center'>**$100,000,000**</div>

#### Common Stock

#### Preferred Stock

#### Warrants

#### Debt Securities

#### Subscription Rights

#### Units

### PROSPECTUS

#### , 2025
TABLE OF CONTENTS

PART II INFORMATION NOT REQUIRED IN PROSPECTUS Item 14. Other Expenses of Issuance and Distribution The following table sets forth the costs and expenses payable by us in connection with the sale and distribution of the securities being registered. All amounts are estimates except the SEC registration fee and FINRA fee.

| ​ | SEC Registration Fee         | ​ | ​ | ​ | $ | 15,310.00(1) | ​ | ​ |
| ​ | FINRA fee                    | ​ | ​ | ​ | $ |       15,500 | ​ | ​ |
| ​ | Legal Fees and Expenses      | ​ | ​ | ​ | ​ |           ​* | ​ | ​ |
| ​ | Accounting Fees and Expenses | ​ | ​ | ​ | ​ |           ​* | ​ | ​ |
| ​ | Trustee Fees                 | ​ | ​ | ​ | ​ |           ​* | ​ | ​ |
| ​ | Printing and Engraving       | ​ | ​ | ​ | ​ |           ​* | ​ | ​ |
| ​ | Miscellaneous                | ​ | ​ | ​ | ​ |           ​* | ​ | ​ |
| ​ | Total:                       | ​ | ​ | ​ | $ |           ​* | ​ | ​ |

* These fees and expenses depend on the securities offered and the number of issuances and accordingly cannot be estimated at this time. (1) The registrant is filing this registration statement to replace its existing registration statement (No. 333-265061), which is expiring pursuant to Rule 415(a)(5 ). In accordance with Rule 415(a)(6), effectiveness of this registration statement will be deemed to terminate such existing registration statement. Please see the registration fee table contained in Exhibit 107 to this registration statement for more information. Item 15. Indemnification of Directors and Officers Section