| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Two Seas Capital LP | 10% | +4.9% | $9,915,522 | +$3,763,646 | 5,084,883 | +61% | Two Seas Capital LP | 30 Sep 2025 |
| Greywolf Capital Management LP | 10% | $6,450,309 | 4,542,471 | Greywolf Capital Management LP | 12 Aug 2025 | |||
| Capital Latinoamericano, S.A. de C.V. | 12% | +35% | $3,774,207 | +$1,391,661 | 3,931,466 | +58% | Capital Latinoamericano, S.A. de C.V. | 25 Apr 2025 |
| Brumder William George | 5.9% | $5,207,085 | 2,670,300 | Brumder William George | 14 Oct 2025 | |||
| FourWorld Capital Management LLC | 5.1% | $363,765 | 1,102,319 | FourWorld Capital Management LLC | 31 Dec 2024 |
As of 30 Sep 2025, 52 institutional investors reported holding 14,240,586 shares of ODYSSEY MARINE EXPLORATION INC - Common Stock, par value $0.0001 per share (OMEX). This represents 28% of the company’s total 50,899,730 outstanding shares.
The largest institutional shareholders of ODYSSEY MARINE EXPLORATION INC - Common Stock, par value $0.0001 per share (OMEX) together control 28% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Two Seas Capital LP | 9% | 4,570,011 | +219% | 0.54% | $8,911,521 |
| Old West Investment Management, LLC | 7.2% | 3,676,882 | 1.6% | $7,169,919 | |
| GROUP ONE TRADING LLC | 1.4% | 702,815 | +808% | 0.04% | $1,370,489 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1.3% | 671,128 | +0.63% | 0% | $1,308,700 |
| VANGUARD GROUP INC | 1.3% | 640,364 | +39% | 0% | $1,248,710 |
| Rangeley Capital, LLC | 0.94% | 479,478 | 0.9% | $934,982 | |
| GEODE CAPITAL MANAGEMENT, LLC | 0.8% | 407,920 | +34% | 0% | $795,699 |
| Jefferies Financial Group Inc. | 0.79% | 400,000 | 0.01% | $780,000 | |
| BlackRock, Inc. | 0.65% | 330,765 | +32% | 0% | $644,992 |
| Foundations Investment Advisors, LLC | 0.55% | 277,750 | 0.01% | $541,613 | |
| SLT Holdings LLC | 0.55% | 277,750 | 0.35% | $541,613 | |
| PEAK6 LLC | 0.49% | 250,000 | 0.01% | $487,500 | |
| GOLDMAN SACHS GROUP INC | 0.43% | 218,200 | +142% | 0% | $425,490 |
| STATE STREET CORP | 0.42% | 213,512 | +82% | 0% | $416,348 |
| CITADEL ADVISORS LLC | 0.31% | 156,954 | 0% | $306,060 | |
| L. Roy Papp & Associates, LLP | 0.3% | 152,461 | 0% | 0.03% | $297,299 |
| Sender Co & Partners, Inc. | 0.2% | 103,620 | 0.08% | $202,059 | |
| NORTHERN TRUST CORP | 0.19% | 96,792 | +156% | 0% | $188,744 |
| TWO SIGMA INVESTMENTS, LP | 0.17% | 84,029 | +128% | 0% | $163,857 |
| JANE STREET GROUP, LLC | 0.15% | 75,749 | +9.3% | 0% | $147,711 |
| Stonegate Investment Group, LLC | 0.14% | 72,066 | -2.7% | 0% | $140,530 |
| UBS Group AG | 0.13% | 68,100 | +2659% | 0% | $132,795 |
| VOISARD ASSET MANAGEMENT GROUP, INC. | 0.08% | 42,300 | +21% | 0.02% | $82,485 |
| RENAISSANCE TECHNOLOGIES LLC | 0.06% | 31,957 | 0% | $62,316 | |
| Centiva Capital, LP | 0.06% | 29,128 | 0.01% | $56,800 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 124,027 | $243,094 | +$51,990 | $1.96 | 6 |
| 2025 Q3 | 14,240,586 | $27,766,468 | +$19,924,140 | $1.95 | 52 |
| 2025 Q2 | 4,050,347 | $4,778,655 | -$228,888 | $1.18 | 43 |
| 2025 Q1 | 4,463,773 | $1,788,382 | -$98,562 | $0.40 | 36 |
| 2024 Q4 | 4,467,172 | $3,216,047 | -$1,330,426 | $0.72 | 38 |
| 2024 Q3 | 5,802,225 | $4,801,377 | -$8,621,285 | $0.83 | 41 |
| 2024 Q2 | 7,874,054 | $38,425,184 | -$1,178,747 | $4.88 | 46 |
| 2024 Q1 | 7,896,295 | $30,083,873 | +$2,125,543 | $3.81 | 39 |
| 2023 Q4 | 7,779,120 | $36,160,411 | -$85,677 | $4.65 | 38 |
| 2023 Q3 | 8,082,606 | $30,227,756 | +$3,927,072 | $3.74 | 41 |
| 2023 Q2 | 7,033,240 | $25,319,285 | +$456,944 | $3.60 | 34 |
| 2023 Q1 | 6,936,849 | $22,531,341 | -$7,552 | $3.25 | 42 |
| 2022 Q4 | 6,934,953 | $26,905,051 | +$1,270,473 | $3.88 | 40 |
| 2022 Q3 | 7,032,936 | $21,800,236 | +$1,540,782 | $3.10 | 36 |
| 2022 Q2 | 6,531,061 | $22,269,140 | +$7,501,437 | $3.41 | 36 |
| 2022 Q1 | 4,331,253 | $27,947,342 | +$745,071 | $6.66 | 32 |
| 2021 Q4 | 2,784,737 | $14,487,700 | +$52,548 | $5.20 | 33 |
| 2021 Q3 | 1,988,396 | $13,888,711 | -$4,131,941 | $7.00 | 31 |
| 2021 Q2 | 2,472,719 | $15,725,573 | +$7,177,392 | $6.36 | 31 |
| 2021 Q1 | 1,341,637 | $8,959,655 | +$502,903 | $6.68 | 28 |
| 2020 Q4 | 1,262,999 | $8,935,000 | +$565,019 | $7.10 | 23 |
| 2020 Q3 | 951,009 | $6,465,000 | +$999,032 | $6.80 | 18 |
| 2020 Q2 | 729,596 | $3,348,000 | -$35,776 | $4.61 | 18 |
| 2020 Q1 | 736,719 | $2,468,766 | +$65,093 | $3.35 | 22 |
| 2019 Q4 | 721,545 | $2,300,000 | -$269,887 | $3.19 | 17 |
| 2019 Q3 | 800,774 | $3,069,000 | +$253,845 | $3.84 | 21 |
| 2019 Q2 | 739,792 | $4,286,000 | -$422,379 | $5.79 | 21 |
| 2019 Q1 | 801,397 | $5,737,000 | +$173,918 | $7.16 | 22 |
| 2018 Q4 | 772,412 | $2,572,000 | +$69,629 | $3.33 | 19 |
| 2018 Q3 | 747,648 | $6,053,000 | -$139,534 | $8.09 | 21 |
| 2018 Q2 | 759,439 | $6,293,000 | +$758,631 | $8.29 | 22 |
| 2018 Q1 | 658,341 | $5,441,000 | +$215,308 | $8.27 | 17 |
| 2017 Q4 | 662,077 | $2,497,000 | -$239,756 | $3.78 | 18 |
| 2017 Q3 | 722,199 | $3,132,000 | +$367,096 | $4.33 | 18 |
| 2017 Q2 | 642,456 | $2,315,000 | -$30,931 | $3.60 | 16 |
| 2017 Q1 | 655,578 | $2,581,000 | +$878,184 | $3.94 | 17 |
| 2016 Q4 | 644,994 | $2,204,000 | +$76,345 | $3.41 | 17 |
| 2016 Q3 | 599,712 | $2,128,000 | -$192,348 | $3.54 | 17 |
| 2016 Q2 | 661,653 | $1,333,000 | -$1,770,560 | $2.00 | 16 |
| 2016 Q1 | 912,534 | $6,193,000 | +$6,176,999 | $6.78 | 19 |