Company: TMCWW
Filing Date: 2025-03-27
Form Type: S-8
Source: 0001104659-25-028836
Chunk: 1

Company: TMC the metals Co Inc.
Filing Date: 2025-03-27
Form: S-8
Chunk 1
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 accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.¨

<div align='center'>EXPLANATORY NOTE</div>

This Registration Statement
registers additional securities of the same class as other securities for which the registration statements filed on Form S-8 (SEC
File Nos. 333-265318, 333-270876, and 333-278223) of TMC the metals company Inc. (the “Registrant”) are effective. The additional
securities are 3,407,085 additional Common Shares of the Registrant reserved for issuance under the 2021 Employee Stock Purchase Plan
as a result of the automatic increase in the number of shares reserved under this plan on January 1, 2025. The information contained
in the Registrant’s registration statements on Form S-8 (SEC File Nos. 333-265318, 333-270876, and 333-278223) is hereby incorporated
by reference pursuant to General Instruction E of Form S-8.

<div align='center'>PART II

INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</div>

| Item 8. | Exhibits. |

| Exhibit 
 Number  |     | Exhibit Description                                       |     | Filed    
 Herewith |     | Incorporated     
 by               
 Reference        
 herein from      
 Form or Schedule |     | Filing    
 Date      |     | SEC        
 File/      
 Reg.       
 Number     |
| 4.1     |     | Notice of Articles of TMC the metals company Inc.         |     |          |     | Form 8-K         
 (Exhibit 3.1)    |     | 9/15/2021 |     | 001-39281  |
| 4.2     |     | Articles of TMC the metals company Inc.                   |     |          |     | Form 8-K         
 (Exhibit 3.2)    |     | 9/15/2021 |     | 001-39281  |
| 4.3     |     | TMC the metals company Inc. Common Share Certificate      |     |          |     | Form 8-K         
 (Exhibit 4.1)    |     | 9/15/2021 |     | 001-39281  |
| 5.1     |     | Opinion of Fasken                                         
 Martineau DuMoulin LLP                                    |     | X