TMC the metals
TMC · NASDAQ
$2.43−$0.04 (−1.62%)TodayMarket closed ·
Prev close $2.47
Who owns TMC
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 48.8% of TMC’s shares.
- Allseas Group, S.A.14.4%
- ERAS Capital LLC13.8%
- Barron (Gerard)6.1%
- Korea Zinc Inc4.4%
- Next 6 largest institutions10.1%
- All other shareholders51.2%
| Holder | Shares | % of shares |
|---|---|---|
| Allseas Group, S.A. | 63.42M | 14.38% |
| ERAS Capital LLC | 60.95M | 13.82% |
| Barron (Gerard) | 26.98M | 6.12% |
| Korea Zinc Inc | 19.62M | 4.45% |
| First Manhattan Co. LLC | 15.32M | 3.47% |
| Brumder (William George) | 12.00M | 2.72% |
| Hess (Michael Bernard) | 5.83M | 1.32% |
| Greig (Andrew Carlyle) | 5.11M | 1.16% |
| Citadel Advisors LLC | 3.28M | 0.74% |
| Millennium Management LLC | 2.94M | 0.67% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Materials Index Fund | 638.96K | 0.14% |
| Horizons Copper Producers Index ETF | 454.59K | 0.10% |
| iShares S&P/TSX Global Base Metals Index ETF | 442.13K | 0.10% |
| State Street SPDR Portfolio Developed World ex-US ETF | 364.11K | 0.08% |
| iShares MSCI Global Metals & Mining Producers ETF | 329.35K | 0.07% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $133.33K (1 trade) of TMC on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Mallon Liam M | Award | 77.72K | — |
| Mallon Liam M | Award | 25.45K | — |
| Hall Andrew | Award | 72.94K | — |
| Allseas Group S.A. | Buy | 7.31M | — |
| May Brendan | Sale | 20.77K | $133.33K |
| Madsbjerg Christian | Award | 16.53K | — |
| Madsbjerg Christian | Award | 19.07K | — |
| May Brendan | Award | 16.53K | — |
| Khama Sheila | Award | 16.53K | — |
| Khama Sheila | Award | 17.32K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 30.00M
- Days to cover
- 6.64
- % of shares outstanding
- 6.80%
- Average daily volume
- 4.52M
- Change since last report
- +3.2%
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