TMC the metals company Inc. (TMC) Insider Trading
Over the last 3 months, TMC insiders made 1 open-market buy and 0 sales, a net purchase of $34.0M (SEC Form 4). Over the last 6 months, 140 institutions increased and 99 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
1
Sells (3m)
0
Net (3m)
$34.0M
Insiders buyingFirst buy in 4 quarters
Insider trades by month Buys Sells
Aug
Sep
Dec
Mar
Jun
Jul
Context3-month price -25.6%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jul 7, 2026 | Allseas Group S.A.10 percent owner | Buy | 7,305,567 | $4.66 |
| Jun 2, 2026 | Hall Andrewdirector | Grant | 16,528 | — |
| Jun 2, 2026 | Greig Andrew Carlyledirector | Grant | 20,292 | — |
| Jun 2, 2026 | Greig Andrew Carlyledirector | Grant | 16,528 | — |
| Jun 2, 2026 | Madsbjerg Christiandirector | Grant | 19,075 | — |
| Jun 2, 2026 | May Brendandirector | Sell | 20,768 | $6.42 |
| Jun 2, 2026 | Hall Andrewdirector | Grant | 18,263 | — |
| Jun 2, 2026 | Khama Sheiladirector | Grant | 16,528 | — |
| Jun 2, 2026 | Khama Sheiladirector | Grant | 17,316 | — |
| Jun 2, 2026 | May Brendandirector | Grant | 16,528 | — |
| Jun 2, 2026 | Madsbjerg Christiandirector | Grant | 16,528 | — |
| Jun 2, 2026 | Karkar Andreidirector, 10 percent owner: | Grant | 17,857 | — |
| Jun 2, 2026 | Karkar Andreidirector, 10 percent owner: | Grant | 16,528 | — |
| Apr 15, 2026 | Barron Gerarddirector, officer: Chairman & CEO | Grant | 816,327 | — |
| Apr 15, 2026 | Shesky Craigofficer: Chief Financial Officer | Grant | 453,515 | — |
| Apr 15, 2026 | ILVES Erikaofficer: Chief Strategy Officer | Grant | 453,515 | — |
| Mar 26, 2026 | Shesky Craigofficer: Chief Financial Officer | Sell | 51,941 | $4.74 |
| Mar 26, 2026 | Shesky Craigofficer: Chief Financial Officer | Sell | 215,492 | $4.53 |
| Mar 26, 2026 | Shesky Craigofficer: Chief Financial Officer | Sell | 78,186 | $4.58 |
| Mar 24, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 208,375 | — |
| Mar 24, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 187,662 | — |
| Mar 24, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 166,502 | — |
| Feb 10, 2026 | Karkar Andreidirector, 10 percent owner: | Option | 3,447 | — |
| Feb 10, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 1,379 | — |
| Feb 10, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 2,758 | — |
| Feb 10, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 5,516 | — |
| Feb 10, 2026 | Shesky Craigofficer: Chief Financial Officer | Option | 6,895 | — |
| Feb 10, 2026 | Madsbjerg Christiandirector | Option | 941 | — |
| Feb 10, 2026 | Madsbjerg Christiandirector | Option | 1,884 | — |
| Feb 10, 2026 | Madsbjerg Christiandirector | Option | 3,768 | — |
Source: TMC SEC Form 4 filings, latest Jul 7, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their TMC positions over the last 6 months (SEC Form 13F).
Increased
140
New positions
84
Reduced
99
Sold out
31
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FIRST MANHATTAN CO. LLC. | Unchanged | 15.3M | May 15, 2026 |
| FIRST MANHATTAN CO. LLC. | Unchanged | 15.3M | Aug 14, 2026 |
| JANE STREET GROUP, LLC | Increased | 7.4M | May 12, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 7.1M | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 6.6M | Aug 14, 2026 |
| CITADEL ADVISORS LLC | Increased | 5.5M | May 15, 2026 |
| CITADEL ADVISORS LLC | Reduced | 5.0M | Aug 14, 2026 |
| MILLENNIUM MANAGEMENT LLC | Increased | 3.1M | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | Reduced | 2.9M | Aug 14, 2026 |
| JANE STREET GROUP, LLC | Reduced | 2.9M | Aug 14, 2026 |
| Anson Funds Management LP | New Position | 2.6M | Aug 13, 2026 |
| UBS GROUP AG | Increased | 2.5M | May 5, 2026 |
| BAIRD FINANCIAL GROUP, INC. | Reduced | 2.5M | May 14, 2026 |
| Baird Financial Group, Inc. | Reduced | 2.4M | Aug 12, 2026 |
| MARSHALL WACE, LLP | Increased | 2.4M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.