SEC FORM 4 SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
 
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1. Name and Address of Reporting Person*
Mallon Liam M

(Last)(First)(Middle)
C/O TMC THE METALS COMPANY INC.
1111 WEST HASTINGS STREET, 15TH FLOOR

(Street)
VANCOUVERV6E 2J3

(City)(State)(Zip)
BRITISH COLUMBIA, CANADA

(Country)
2. Issuer Name and Ticker or Trading Symbol
TMC the metals Co Inc. [ TMC ]
Foreign Trading Symbol
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
checkbox checkedDirector10% Owner
Officer (give title below)Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
09/25/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
checkbox checkedForm filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Shares09/25/2026A25,445(1)A$0.0025,445D
Common Shares09/28/2026A77,720(2)A$0.00103,165D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Pursuant to the Issuer's Nonemployee Director Compensation Policy, the Reporting Person was granted restricted stock units ("RSUs") under the Issuer's 2021 Incentive Equity Plan (the "Plan"), which will vest, subject to continued service through each vesting date, over a three-year period as follows: 1/3 on the first anniversary of September 25, 2026 (the "Initial Grant Date"), 1/3 on the second anniversary of the Initial Grant Date and 1/3 on the third anniversary of the Initial Grant Date. Each RSU represents the right to receive one common share upon vesting.
2. The Reporting Person was granted RSUs under the Plan, which will vest, subject to continued service through each vesting date, over a three-year period as follows: 1/3 on the first anniversary of September 28, 2026 (the "Special Grant Date"), 1/3 on the second anniversary of the Special Grant Date and 1/3 on the third anniversary of the Special Grant Date.
/s/ Michelle Ancosky, Attorney-in-Fact10/09/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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