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TMC · TMC the metals Co Inc.

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$3.97 +0.05 (+1.28%) At close · Aug 19
Market Cap
$1.73B
Shares
441.14M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 216
Total Value: $288,282,218
Total Shares: 69,592,718

Institutional Ownership Trend

20 quarters

Holder Concentration

Across 216 13F filers · Δ vs Mar 31, 2026
Top Holder
23.5%
Sep 2023 → Jun 2026 · range 21.8% – 50.9%
+1.7 pts
Top 5
50.2%
Sep 2023 → Jun 2026 · range 50.2% – 78.8%
−4.6 pts
Top 10
65.6%
Sep 2023 → Jun 2026 · range 65.6% – 89.1%
−4.1 pts
HHI
835
Sep 2023 → Jun 2026 · range 835 – 2,801
Broadly held−5

Quarterly Activity

vs Mar 31, 2026
New
35
Increased
72
Decreased
48
Sold Out
37
Unchanged
61
Holder count: -2
Institutional value: -12.2%
Shares held: -7.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 238
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1798562 CUSIP 87261Y106 13F (30d) 196 filings 193 filers Visit website Investor relations