Who owns ODYSSEY MARINE EXPLORATION INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of OMEX from SEC Form 13F filings across 58 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 58 institutions disclosed 20.4M shares of ODYSSEY MARINE EXPLORATION INC worth $17.4M — about 34.9% of shares outstanding; the largest disclosed holder is Two Seas Capital LP. Source: SEC Form 13F filings, parsed by EvidInvest.
58
13F holders
$17.4M
value, 2026 filers
34.9%
of shares outstanding (20.4M sh)
14
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of OMEX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Two Seas Capital LP | 5.6M | $4.8M | 0.1% | 9.5% | 0.0% |
| 2 | Old West Investment Management, LLC | 4.5M | $3.8M | 0.4% | 7.7% | -5.7% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 2.4M | $2.0M | 0.0% | 4.1% | -0.1% |
| 4 | Jefferies Financial Group Inc. | 1.5M | $1.3M | 0.0% | 2.6% | 0.0% |
| 5 | MORGAN STANLEY | 1.4M | $1.2M | 0.0% | 2.4% | +126379.4% |
| 6 | UBS Group AG | 1.2M | $1.0M | 0.0% | 2.1% | +230.3% |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 666,396 | $566,704 | 0.0% | 1.1% | -19.6% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 602,772 | $512,837 | 0.0% | 1% | -0.4% |
| 9 | BlackRock, Inc. | 458,789 | $390,154 | 0.0% | 0.8% | +17.1% |
| 10 | VANGUARD FIDUCIARY TRUST CO | 299,555 | $254,622 | 0.0% | 0.5% | +12.4% |
| 11 | STATE STREET CORP | 229,812 | $195,432 | 0.0% | 0.4% | 0.0% |
| 12 | XTX Topco Ltd | 171,844 | $146,136 | 0.0% | 0.3% | -22.5% |
| 13 | L. Roy Papp & Associates, LLP | 152,461 | $129,653 | 0.0% | 0.3% | 0.0% |
| 14 | GROUP ONE TRADING LLC | 148,438 | $126,232 | 0.0% | 0.3% | +17.0% |
| 15 | NORTHERN TRUST CORP | 123,442 | $104,975 | 0.0% | 0.2% | +5.1% |
| 16 | Rockefeller Capital Management L.P. | 116,749 | $99,283 | 0.0% | 0.2% | -5.7% |
| 17 | VOISARD ASSET MANAGEMENT GROUP, INC. | 108,000 | $91,844 | 0.0% | 0.2% | 0.0% |
| 18 | Caprock Group, LLC | 105,140 | $89,411 | 0.0% | 0.2% | +23.5% |
| 19 | BlackDiamond Wealth Management, LLCNEW | 100,000 | $87,650 | 0.0% | 0.2% | new |
| 20 | TWO SIGMA INVESTMENTS, LP | 79,485 | $67,594 | 0.0% | 0.1% | -14.2% |
| 21 | JPMORGAN CHASE & CO | 72,651 | $63,933 | 0.0% | 0.1% | +376.6% |
| 22 | BBR PARTNERS, LLC | 60,616 | $51,548 | 0.0% | 0.1% | 0.0% |
| 23 | JANE STREET GROUP, LLC | 55,131 | $46,884 | 0.0% | 0.1% | -84.6% |
| 24 | SIMPLEX TRADING, LLC | 31,104 | $26,450 | 0.0% | 0.1% | +50.0% |
| 25 | Foundations Investment Advisors, LLC | 28,250 | $24,024 | 0.0% | 0% | -84.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.