Form 4 for TMC TMC the metals Co Inc.

Accepted 2026-07-07 09:46:22 ET · period of report 2026-07-01 · accession 0001104659-26-081044 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
	2026-07-07 09:46	2026-07-01	TMC	Allseas Group S.A.	10%	P - Purchase	—	+7.31M	62.42M	+13%	—

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Shares	2026-07-01	P	A	7,305,567	—	62,419,168	D	—	—	(F2) On July 1, 2026, Allseas acquired 7,305,567 common shares, pursuant to a Contract for Development Work and Commercial Production, by and between a wholly owned subsidiary of Allseas and TMC, dated May 11, 2026 and effective as of March 30, 2026, under which TMC is required to issue Allseas common shares of TMC in accordance with the commercial arrangement under the agreement. The common shares of TMC were issued at a price of $4.66 per common share. (F1) These securities are owned by Allseas Group S.A. ("Allseas"). Mr. Edward Heerema has sole authority over Allseas. Mr. Heerema, Allseas Investments S.A., ("Allseas Investments"), the majority parent of Allseas, Argentum Cedit Virtuti NV ("ACV"), the parent of Allseas Investments, and Stichting Administratiekantoor Aequa Lance Foundation, the parent of ACV, may be deemed to have beneficial ownership of the shares owned by Allseas. Each of Mr. Heerema, Allseas Investments, ACV and Stichting Administratiekantoor Aequa Lance Foundation disclaims beneficial ownership over any securities directly held by Allseas, except to the extent of his or its respective pecuniary interest therein.