Odyssey Marine Exploration Inc
OMEX- Exchange
- Nasdaq
- Industry
- Water Transportation
- SEC CIK
- 0000798528
No open-market purchases or sales by Odyssey Marine Exploration Inc insiders were filed in the last 90 days; 58 institutions reported holding it in 13F filings for Q2 2026, worth $17.4M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Odyssey Marine Exploration Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 61
- +8 vs. Q4 2025
- Shares held
- 21.5M
- +2.83M (+15.1%) vs. Q4 2025
- Total value
- $18.0M
- −$18.7M (−51.0%) vs. Q4 2025
- New holders
- 19
- 11 more added
- Sold out
- 11
- 12 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OMEX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 58 | $17.4M |
| Q1 2026 | 61 | $18.0M |
| Q4 2025 | 55 | $38.4M |
| Q3 2025 | 52 | $27.8M |
| Q2 2025 | 45 | $4.78M |
| Q1 2025 | 41 | $1.79M |
| Q4 2024 | 39 | $3.22M |
| Q3 2024 | 38 | $4.80M |
| Q2 2024 | 47 | $39.6M |
| Q1 2024 | 42 | $32.2M |
| Q4 2023 | 39 | $36.2M |
| Q3 2023 | 41 | $30.2M |
| Q2 2023 | 36 | $25.3M |
| Q1 2023 | 44 | $22.5M |
| Q4 2022 | 41 | $26.9M |
| Q3 2022 | 40 | $21.8M |
| Q2 2022 | 39 | $22.3M |
| Q1 2022 | 37 | $28.0M |
| Q4 2021 | 37 | $14.5M |
| Q3 2021 | 39 | $13.9M |
| Q2 2021 | 37 | $15.8M |
| Q1 2021 | 35 | $8.99M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Odyssey Marine Exploration Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Seas Capital LP | 5,592,985 | $4.66M | 0.22% | +407,956+7.9% | Added |
| Old West Investment Management, LLC | 4,773,196 | $3.98M | 0.43% | −723,252−13.2% | Reduced |
| Vanguard Capital Management LLC | 2,396,641 | $2.00M | 0.00% | +2,396,641 | New |
| Citadel Advisors LLC | 1,549,082 | $1.29M | 0.00% | +1,532,409+9,191.0% | Added |
| Jefferies Financial Group Inc. | 1,500,000 | $1.25M | 0.02% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 828,577 | $691.0K | 0.00% | −340,719−29.1% | Reduced |
| Geode Capital Management, LLC | 605,362 | $505.1K | 0.00% | +45,371+8.1% | Added |
| Renaissance Technologies LLC | 541,721 | $451.8K | 0.00% | +53,122+10.9% | Added |
| BlackRock, Inc. | 391,938 | $326.9K | 0.00% | −23,131−5.6% | Reduced |
| UBS Group AG | 363,730 | $303.4K | 0.00% | +37,557+11.5% | Added |
| Jane Street Group, LLC | 358,261 | $298.8K | 0.00% | +86,806+32.0% | Added |
| Kingsbury Capital Investment Advisors LLC | 313,877 | $261.8K | 0.25% | +313,877 | New |
| Vanguard Fiduciary Trust Co | 266,559 | $222.3K | 0.00% | +266,559 | New |
| State Street Corp | 229,812 | $191.7K | 0.00% | +34,300+17.5% | Added |
| XTX Topco Ltd | 221,812 | $185.0K | 0.00% | +121,677+121.5% | Added |
| Foundations Investment Advisors, LLC | 183,750 | $153.2K | 0.00% | −107,500−36.9% | Reduced |
| SLT Holdings LLC | 183,750 | $153.2K | 0.11% | −107,500−36.9% | Reduced |
| Papp L Roy & Associates | 152,461 | $127.2K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 126,819 | $105.8K | 0.00% | −330,900−72.3% | Reduced |
| Rockefeller Capital Management L.P. | 123,749 | $103.2K | 0.00% | +123,749 | New |
| Northern Trust Corp | 117,441 | $97.9K | 0.00% | 00.0% | Unchanged |
| Voisard Asset Management Group, Inc. | 108,000 | $90.1K | 0.02% | +38,000+54.3% | Added |
| Two Sigma Investments, LP | 92,620 | $77.2K | 0.00% | −1,800−1.9% | Reduced |
| CAPROCK Group, Inc. | 85,140 | $71.0K | 0.00% | +35,000+69.8% | Added |
| BBR Partners, LLC | 60,616 | $50.6K | 0.00% | +60,616 | New |
| Pilgrim Partners Asia Pte Ltd | 36,600 | $30.5K | 0.01% | +36,600 | New |
| Goldman Sachs Group Inc | 30,471 | $25.4K | 0.00% | +30,471 | New |
| Vanguard Global Advisers, LLC | 26,873 | $22.4K | 0.00% | +26,873 | New |
| Two Sigma Securities, LLC | 25,806 | $21.5K | 0.00% | +25,806 | New |
| Schonfeld Strategic Advisors LLC | 24,000 | $20.0K | 0.00% | +24,000 | New |
| Apollon Wealth Management, LLC | 22,646 | $18.9K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 20,737 | $17.3K | 0.00% | −157,817−88.4% | Reduced |
| Catalyst Funds Management Pty Ltd | 19,700 | $16.4K | 0.00% | +19,700 | New |
| Scientech Research LLC | 19,318 | $16.1K | 0.01% | +19,318 | New |
| Cary Street Partners Financial LLC | 19,000 | $15.8K | 0.00% | 00.0% | Unchanged |
| Concurrent Investment Advisors, LLC | 17,000 | $14.2K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 15,518 | $12.9K | 0.00% | −8,035−34.1% | Reduced |
| Graham Capital Management, L.P. | 14,732 | $12.3K | 0.00% | +14,732 | New |
| JPMorgan Chase & Co | 15,243 | $11.7K | 0.00% | −11,744−43.5% | Reduced |
| 5th Street Advisors, LLC | 13,621 | $11.4K | 0.00% | 00.0% | Unchanged |
| Baader Bank INC | 16,566 | $9.07K | 0.00% | +16,566 | New |
| GenTrust, LLC | 10,378 | $8.65K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 3,853 | $3.21K | 0.00% | +2,676+227.4% | Added |
| MAI Capital Management | 3,075 | $2.56K | 0.00% | 00.0% | Unchanged |
| Valeo Financial Advisors, LLC | 3,028 | $2.52K | 0.00% | −27,000−89.9% | Reduced |
| Morgan Stanley | 1,093 | $912 | 0.00% | −48,121−97.8% | Reduced |
| Parkside Financial Bank & Trust | 1,010 | $843 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 1,000 | $810 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 671 | $560 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 543 | $453 | 0.00% | +543 | New |
| Truvestments Capital LLC | 500 | $417 | 0.00% | +500 | New |
| SBI Securities Co., Ltd. | 367 | $306 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 292 | $244 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 42 | $36 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 17 | $14 | 0.00% | +17 | New |
| Financial Consulate, Inc | 9 | $8 | 0.00% | 00.0% | Unchanged |
| Silicon Valley Capital Partners | 9 | $8 | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 10 | $8 | 0.00% | +10 | New |
| Wells Fargo & Company | 1 | $1 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 1 | $1 | 0.00% | +1 | New |
| Avion Wealth | 875 | $0 | 0.00% | 00.0% | Unchanged |
| Rangeley Capital, LLC | 0 | $0 | 0.00% | −608,749−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −197,952−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −77,812−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −62,066−100.0% | Sold out |
| Smithbridge Asset Management Inc | 0 | $0 | 0.00% | −36,010−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −28,670−100.0% | Sold out |
| ARS Wealth Advisors Group, LLC | 0 | $0 | 0.00% | −17,730−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Tradewinds Capital Management, LLC | 0 | $0 | 0.00% | −13,600−100.0% | Sold out |
| Meramec Financial Planners, LLC | 0 | $0 | 0.00% | −63−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |