TMC (NASDAQ) Form 144: Director/insider resale of 20,768 vested RSUs

Rhea-AI Filing Summary

TMC the Metals Co., Inc. submitted a Form 144 notice reporting the proposed sale of 20,768 shares of Common Stock tied to the vesting of restricted stock unit awards on 05/28/2026.

The filing lists broker information (Merrill Lynch) and an administrative filing date of 06/02/2026 on NASDAQ. The securities were granted as part of an issuer equity compensation plan.

Insights

Corporate Governance Analyst

Routine affiliate notice for vested RSUs; no material policy change.

The filing documents a proposed resale of 20,768 shares resulting from the vesting of restricted stock unit awards on 05/28/2026. It identifies a broker (Merrill Lynch) and notes NASDAQ as the trading exchange.

Because this is an administrative resale notice tied to compensation vesting, immediate investor impact appears limited; subsequent trading activity will depend on the holder's decisions and execution under applicable resale rules.

Key Figures

Shares reported for sale: 20,768 shares Numeric entry: 133,405.64 Filing/record date: 06/02/2026 +1 more

4 metrics

Shares reported for sale 20,768 shares Vesting of restricted stock unit awards on 05/28/2026

Numeric entry 133,405.64 Numeric value listed in filing record (exact label not shown in excerpt)

Filing/record date 06/02/2026 Date associated with the filing record

Identifier 433221138 Identifier listed in the filing record

Key Terms

Form 144, restricted stock unit awards, issuer equity compensation plan

3 terms

Form 144 regulatory

"Filer Information | | | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

restricted stock unit awards financial

"Common Stock | 05/28/2026 | Vesting of restricted stock unit awards"

Restricted stock unit awards are company promises to deliver a specific number of shares to employees or service providers in the future once conditions—such as staying with the company for a set time or meeting performance targets—are met. They matter to investors because when the promises convert into actual shares they increase the total share count and can reduce earnings per share, while also aligning recipients’ interests with stock performance much like deferred pay that turns into ownership if goals are met.

issuer equity compensation plan financial

"Granted as part of issuer equity compensation plan"

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Merril Lynch 225 Liberty Street Floor 37 New York NY 10281	20768	133405.64	433221138	06/02/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	05/28/2026	Vesting of restricted stock unit awards	TMC the metals Co Inc.			20768	05/28/2026	Granted as part of issuer equity compensation plan

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What did TMC (TMC) report in this Form 144 filing?

TMC reported the proposed sale of 20,768 shares tied to vested RSUs on 05/28/2026. The notice identifies Merrill Lynch as the broker, lists NASDAQ as the exchange, and states the shares were granted under the issuer's equity compensation plan.

When did the restricted stock units vest for TMC (TMC)?

The restricted stock units vested on 05/28/2026. The filing links the 20,768 shares being offered for resale to that vesting event and classifies them as issued under the company's equity compensation plan.

How many shares does the Form 144 list for potential resale by TMC insiders?

The filing lists 20,768 shares proposed for resale. That figure is shown alongside the vesting date and broker details; the document presents this as part of an equity compensation vesting transaction.

Which broker and exchange are named in the TMC Form 144?

Merrill Lynch is named as the broker and NASDAQ is listed as the exchange. The filing includes a Merrill Lynch address and references NASDAQ in the same record that lists the shares and dates.

Does the Form 144 state the securities were part of a compensation plan?

Yes — the filing states the shares were granted as part of the issuer equity compensation plan. The entry explicitly ties the securities to restricted stock unit awards granted under that plan and their subsequent vesting.