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, Q4 2025
Institutional positions in Odyssey Marine Exploration Inc as of Dec 31, 2025. 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
- 55
- +4 vs. Q3 2025
- Shares held
- 19.6M
- +5.41M (+38.2%) vs. Q3 2025
- Total value
- $38.4M
- +$10.7M (+38.9%) vs. Q3 2025
- New holders
- 12
- 24 more added
- Sold out
- 8
- 7 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Odyssey Marine Exploration Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Old West Investment Management, LLC | 5,496,448 | $10.8M | 1.92% | +1,819,566+49.5% | Added |
| Two Seas Capital LP | 5,185,029 | $10.2M | 0.60% | +615,018+13.5% | Added |
| Jefferies Financial Group Inc. | 1,500,000 | $2.94M | 0.02% | +1,100,000+275.0% | Added |
| Susquehanna International Group, LLP | 1,169,296 | $2.29M | 0.00% | +498,168+74.2% | Added |
| Vanguard Group Inc | 868,585 | $1.70M | 0.00% | +228,221+35.6% | Added |
| Rangeley Capital, LLC | 608,749 | $1.19M | 1.03% | +129,271+27.0% | Added |
| Geode Capital Management, LLC | 559,991 | $1.10M | 0.00% | +152,071+37.3% | Added |
| Renaissance Technologies LLC | 488,599 | $957.7K | 0.00% | +456,642+1,428.9% | Added |
| Group One Trading, L.P. | 457,719 | $897.1K | 0.03% | −245,096−34.9% | Reduced |
| BlackRock, Inc. | 415,069 | $813.5K | 0.00% | +84,304+25.5% | Added |
| UBS Group AG | 326,173 | $639.3K | 0.00% | +258,073+379.0% | Added |
| Foundations Investment Advisors, LLC | 291,250 | $570.9K | 0.01% | +13,500+4.9% | Added |
| SLT Holdings LLC | 291,250 | $570.9K | 0.38% | +13,500+4.9% | Added |
| Jane Street Group, LLC | 271,455 | $532.1K | 0.00% | +195,706+258.4% | Added |
| Mangrove Partners | 197,952 | $388.0K | 0.03% | +197,952 | New |
| State Street Corp | 195,512 | $383.2K | 0.00% | −18,000−8.4% | Reduced |
| Simplex Trading, LLC | 178,554 | $350.0K | 0.01% | +176,529+8,717.5% | Added |
| Papp L Roy & Associates | 152,461 | $298.8K | 0.03% | 00.0% | Unchanged |
| Northern Trust Corp | 117,441 | $230.2K | 0.00% | +20,649+21.3% | Added |
| XTX Topco Ltd | 100,135 | $196.3K | 0.01% | +100,135 | New |
| Two Sigma Investments, LP | 94,420 | $185.1K | 0.00% | +10,391+12.4% | Added |
| Qube Research & Technologies Ltd | 77,812 | $152.5K | 0.00% | +77,812 | New |
| Voisard Asset Management Group, Inc. | 70,000 | $137.2K | 0.03% | +27,700+65.5% | Added |
| GWM Advisors LLC | 62,066 | $121.7K | 0.00% | +61,982+73,788.1% | Added |
| CAPROCK Group, Inc. | 50,140 | $98.3K | 0.00% | +50,140 | New |
| Morgan Stanley | 49,214 | $96.5K | 0.00% | +48,759+10,716.3% | Added |
| Smithbridge Asset Management Inc | 36,010 | $70.6K | 0.01% | +24,010+200.1% | Added |
| Valeo Financial Advisors, LLC | 30,028 | $58.9K | 0.00% | +30,028 | New |
| Bank of America Corp | 28,670 | $56.2K | 0.00% | +9,559+50.0% | Added |
| JPMorgan Chase & Co | 26,987 | $52.9K | 0.00% | +26,987 | New |
| Commonwealth Equity Services, LLC | 23,553 | $46.2K | 0.00% | −185−0.8% | Reduced |
| Apollon Wealth Management, LLC | 22,646 | $44.4K | 0.00% | +1,000+4.6% | Added |
| Cary Street Partners Financial LLC | 19,000 | $37.2K | 0.00% | 00.0% | Unchanged |
| ARS Wealth Advisors Group, LLC | 17,730 | $34.8K | 0.00% | 00.0% | Unchanged |
| Concurrent Investment Advisors, LLC | 17,000 | $33.3K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 16,673 | $32.7K | 0.00% | −140,281−89.4% | Reduced |
| Stifel Financial Corp | 15,000 | $29.4K | 0.00% | +15,000 | New |
| 5th Street Advisors, LLC | 13,621 | $26.7K | 0.01% | 00.0% | Unchanged |
| Tradewinds Capital Management, LLC | 13,600 | $26.7K | 0.01% | +13,600 | New |
| GenTrust, LLC | 10,378 | $20.3K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 3,075 | $6.03K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,177 | $2.31K | 0.00% | +1,177 | New |
| Parkside Financial Bank & Trust | 1,010 | $1.98K | 0.00% | +1,000+10,000.0% | Added |
| Farther Finance Advisors, LLC | 1,000 | $1.96K | 0.00% | +1,000 | New |
| Advisor Group Holdings, Inc. | 671 | $1.31K | 0.00% | −5,000−88.2% | Reduced |
| Global Retirement Partners, LLC | 570 | $1.12K | 0.00% | 00.0% | Unchanged |
| Avion Wealth | 875 | $1.00K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 367 | $719 | 0.00% | +351+2,193.8% | Added |
| Allworth Financial LP | 292 | $573 | 0.00% | 00.0% | Unchanged |
| Meramec Financial Planners, LLC | 63 | $103 | 0.00% | +63 | New |
| True Wealth Design, LLC | 42 | $83 | 0.00% | +42 | New |
| Financial Consulate, Inc | 9 | $18 | 0.00% | 00.0% | Unchanged |
| Silicon Valley Capital Partners | 9 | $18 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1 | $2 | 0.00% | −1,525−99.9% | Reduced |
| Citigroup Inc | 1 | $2 | 0.00% | −425−99.8% | Reduced |
| PEAK6 LLC | 0 | $0 | 0.00% | −250,000−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −218,200−100.0% | Sold out |
| Sender Co & Partners, Inc. | 0 | $0 | 0.00% | −103,620−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −29,128−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −16,380−100.0% | Sold out |
| Northwest Financial Advisors | 0 | $0 | 0.00% | −15,074−100.0% | Sold out |
| Cetera Investment Advisers | 0 | $0 | 0.00% | −10,100−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −34−100.0% | Sold out |
| Stonegate Investment Group, LLC | – | – | – | – | Not filed |