| $126M | ||
| $85M | ||
| $34M | ||
| $33M | ||
| $32M | ||
| $27M |
Buys | $0 | 0 | – |
Sells | $0 | 0 | – |
Odyssey Marine Exploration, Inc., together with its subsidiaries, discovers, validates, and develops seafloor mineral resources. The company explores for polymetallic nodules for battery metals, subsea phosphate deposits for fertilizers, and gold deposits. It also provides specialized mineral exploration, project development, and marine services to clients.
Over the last 12 months, insiders at Odyssey Marine Exploration, Inc. have bought $0 and sold $0 worth of Odyssey Marine Exploration, Inc. stock.
On average, over the past 5 years, insiders at Odyssey Marine Exploration, Inc. have bought $301,353 and sold $1.72M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 50,000 shares for transaction amount of $32,235 was made by Justh Mark B (director) on 2024‑12‑31.
| 2025-10-20 | Sale | Gordon Mark | Chief Executive Officer | 30,000 0.0944% | $3.56 | $106,902 | -69.36% | |
| 2025-10-17 | Sale | Gordon Mark | Chief Executive Officer | 30,000 0.0894% | $3.50 | $105,000 | -70.43% | |
| 2025-10-16 | Sale | Gordon Mark | Chief Executive Officer | 30,000 0.1132% | $3.87 | $116,043 | -66.15% | |
| 2025-10-15 | Sale | Gordon Mark | Chief Executive Officer | 30,000 0.1015% | $3.98 | $119,370 | -70.51% | |
| 2025-10-14 | Sale | Gordon Mark | Chief Executive Officer | 30,000 0.0863% | $3.74 | $112,086 | -73.06% | |
| 2025-10-14 | Sale | Longley John D Jr | President & COO | 217,072 0.6223% | $3.72 | $808,509 | -73.06% | |
| 2025-10-13 | Sale | Gordon Mark | Chief Executive Officer | 20,956 0.0666% | $3.50 | $73,346 | -68.19% | |
| 2025-10-13 | Sale | Longley John D Jr | President & COO | 38,977 0.124% | $3.50 | $136,420 | -68.19% | |
| 2025-07-22 | Sale | Cortina Gallardo Juan Antonio Carlos | 10 percent owner | 409,100 1.4921% | $1.70 | $696,656 | +8.05% | |
| 2025-07-18 | Sale | Cortina Gallardo Juan Antonio Carlos | 10 percent owner | 473,591 1.726% | $1.72 | $816,708 | +6.95% | |
| 2025-07-17 | Sale | Cortina Gallardo Juan Antonio Carlos | 10 percent owner | 96,409 0.3082% | $1.70 | $164,156 | +1.26% | |
| 2024-12-31 | Justh Mark B | director | 50,000 0.2018% | $0.64 | $32,235 | +81.94% | ||
| 2024-12-24 | Justh Mark B | director | 244,653 3.0601% | $1.10 | $269,118 | +214.66% | ||
| 2023-04-06 | Sale | Abbott John | director | 16,922 0.0833% | $3.03 | $51,274 | +18.85% | |
| 2023-04-05 | Sale | Abbott John | director | 42,216 0.2197% | $3.05 | $128,759 | +24.83% | |
| 2021-09-28 | Sale | Justh Mark B | director | 51,872 0.3863% | $6.90 | $357,917 | -18.48% | |
| 2021-08-18 | Barton Laura Lionetti | Chief Business Officer | 1,250 0.0093% | $5.87 | $7,338 | -2.27% | ||
| 2021-05-25 | Justh Mark B | director | 10,000 0.0767% | $6.01 | $60,100 | -0.50% | ||
| 2021-03-18 | FourWorld Capital Management LLC | 10 percent owner | 9,250 0.0726% | $6.59 | $60,985 | -8.41% | ||
| 2020-08-31 | Justh Mark B | director | 12,000 0.1136% | $5.70 | $68,400 | +19.40% |
| SAUL DAVID J | director | 1061006 45.1943% | $11.88M | 4 | 0 | <0.0001% |
| FourWorld Capital Management LLC | 10 percent owner | 914649 38.9601% | $10.24M | 1 | 0 | |
| Justh Mark B | director | 551124 23.4755% | $6.17M | 15 | 1 | +85.91% |
| Longley John D Jr | President & COO | 150313 6.4027% | $1.68M | 2 | 2 | |
| LACKMAN GEORGE | director | 132250 5.6333% | $1.48M | 1 | 16 | |
| Holmes Michael J | CFO | 120221 5.1209% | $1.35M | 2 | 2 | |
| Bederman David J | director | 52312 2.2283% | $585,894.40 | 1 | 0 | |
| Nudi Jay | CFO/Treasurer | 38184 1.6265% | $427,660.80 | 1 | 0 | |
| BAKER BRADFORD B | director | 20000 0.8519% | $224,000.00 | 1 | 0 | |
| Barton Laura Lionetti | Chief Business Officer | 5000 0.213% | $56,000.00 | 2 | 1 |
| Increased Positions | 36 | +78.26% | 6M | +45.31% |
| Decreased Positions | 17 | -36.96% | 1M | -7.49% |
| New Positions | 12 | New | 513,936 | New |
| Sold Out Positions | 9 | Sold Out | 655,528 | Sold Out |
| Total Postitions | 65 | +41.3% | 20M | +37.82% |
| Two Seas Capital Lp | $9,963.00 | 8.16% | 4.57M | +3M | +219.41% | 2025-09-30 |
| Old West Investment Management, Llc | $8,016.00 | 6.57% | 3.68M | +4M | New | 2025-09-30 |
| Group One Trading Llc | $1,532.00 | 1.26% | 702,815 | +625,445 | +808.38% | 2025-09-30 |
| Susquehanna International Group, Llp | $1,463.00 | 1.2% | 671,128 | +4,207 | +0.63% | 2025-09-30 |
| Vanguard Group Inc | $1,396.00 | 1.14% | 640,364 | +179,067 | +38.82% | 2025-09-30 |
| Rangeley Capital, Llc | $1,045.00 | 0.86% | 479,478 | +479,478 | New | 2025-09-30 |
| Geode Capital Management, Llc | $889.00 | 0.73% | 407,920 | +102,547 | +33.58% | 2025-09-30 |
| Jefferies Financial Group Inc. | $872.00 | 0.71% | 400,000 | +400,000 | New | 2025-09-30 |
| Blackrock, Inc. | $721.00 | 0.59% | 330,765 | +79,325 | +31.55% | 2025-09-30 |
| Foundations Investment Advisors, Llc | $605.00 | 0.5% | 277,750 | +277,750 | New | 2025-09-30 |