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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, Q3 2025

Institutional positions in Odyssey Marine Exploration Inc as of Sep 30, 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
52
+7 vs. Q2 2025
Shares held
14.2M
+10.2M (+251.6%) vs. Q2 2025
Total value
$27.8M
+$23.0M (+481.1%) vs. Q2 2025
New holders
14
17 more added
Sold out
7
5 more reduced

Compare with Q2 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.

Institutional holdersQ3 2025: 52 institutions
Q1 2021: 35 institutionsQ2 2021: 37 institutionsQ3 2021: 39 institutionsQ4 2021: 37 institutionsQ1 2022: 37 institutionsQ2 2022: 39 institutionsQ3 2022: 40 institutionsQ4 2022: 41 institutionsQ1 2023: 44 institutionsQ2 2023: 36 institutionsQ3 2023: 41 institutionsQ4 2023: 39 institutionsQ1 2024: 42 institutionsQ2 2024: 47 institutionsQ3 2024: 38 institutionsQ4 2024: 39 institutionsQ1 2025: 41 institutionsQ2 2025: 45 institutionsQ3 2025: 52 institutionsQ4 2025: 55 institutionsQ1 2026: 61 institutionsQ2 2026: 58 institutions
Value heldQ3 2025: $27.8M
Q1 2021: $8.99MQ2 2021: $15.8MQ3 2021: $13.9MQ4 2021: $14.5MQ1 2022: $28.0MQ2 2022: $22.3MQ3 2022: $21.8MQ4 2022: $26.9MQ1 2023: $22.5MQ2 2023: $25.3MQ3 2023: $30.2MQ4 2023: $36.2MQ1 2024: $32.2MQ2 2024: $39.6MQ3 2024: $4.80MQ4 2024: $3.22MQ1 2025: $1.79MQ2 2025: $4.78MQ3 2025: $27.8MQ4 2025: $38.4MQ1 2026: $18.0MQ2 2026: $17.4M
Institutions holding OMEX and their total value by quarter
QuarterHoldersValue
Q2 202658$17.4M
Q1 202661$18.0M
Q4 202555$38.4M
Q3 202552$27.8M
Q2 202545$4.78M
Q1 202541$1.79M
Q4 202439$3.22M
Q3 202438$4.80M
Q2 202447$39.6M
Q1 202442$32.2M
Q4 202339$36.2M
Q3 202341$30.2M
Q2 202336$25.3M
Q1 202344$22.5M
Q4 202241$26.9M
Q3 202240$21.8M
Q2 202239$22.3M
Q1 202237$28.0M
Q4 202137$14.5M
Q3 202139$13.9M
Q2 202137$15.8M
Q1 202135$8.99M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Odyssey Marine Exploration Inc; share changes are against Q2 2025.

Institutions holding OMEX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Two Seas Capital LP4,570,011$8.91M0.54%+3,139,242+219.4%Added
Old West Investment Management, LLC3,676,882$7.17M1.64%+3,676,882New
Group One Trading, L.P.702,815$1.37M0.04%+625,445+808.4%Added
Susquehanna International Group, LLP671,128$1.31M0.00%+4,207+0.6%Added
Vanguard Group Inc640,364$1.25M0.00%+179,067+38.8%Added
Rangeley Capital, LLC479,478$935.0K0.88%+479,478New
Geode Capital Management, LLC407,920$795.7K0.00%+102,547+33.6%Added
Jefferies Financial Group Inc.400,000$780.0K0.01%+400,000New
BlackRock, Inc.330,765$645.0K0.00%+79,325+31.5%Added
Foundations Investment Advisors, LLC277,750$541.6K0.01%+277,750New
SLT Holdings LLC277,750$541.6K0.35%+277,750New
PEAK6 LLC250,000$487.5K0.01%+250,000New
Goldman Sachs Group Inc218,200$425.5K0.00%+128,129+142.3%Added
State Street Corp213,512$416.3K0.00%+95,929+81.6%Added
Citadel Advisors LLC156,954$306.1K0.00%+156,954New
Papp L Roy & Associates152,461$297.3K0.03%00.0%Unchanged
Sender Co & Partners, Inc.103,620$202.1K0.08%+103,620New
Northern Trust Corp96,792$188.7K0.00%+58,927+155.6%Added
Two Sigma Investments, LP84,029$163.9K0.00%+47,145+127.8%Added
Jane Street Group, LLC75,749$147.7K0.00%+6,452+9.3%Added
Stonegate Investment Group, LLC72,066$140.5K0.00%−2,000−2.7%Reduced
UBS Group AG68,100$132.8K0.00%+65,632+2,659.3%Added
Voisard Asset Management Group, Inc.42,300$82.5K0.02%+7,300+20.9%Added
Renaissance Technologies LLC31,957$62.3K0.00%+31,957New
Centiva Capital, LP29,128$56.8K0.01%+29,128New
Commonwealth Equity Services, LLC23,738$46.0K0.00%+23,738New
Apollon Wealth Management, LLC21,646$42.2K0.00%00.0%Unchanged
Bank of America Corp19,111$37.3K0.00%+16,503+632.8%Added
Cary Street Partners Financial LLC19,000$37.0K0.00%00.0%Unchanged
ARS Wealth Advisors Group, LLC17,730$34.6K0.00%00.0%Unchanged
Concurrent Investment Advisors, LLC17,000$33.1K0.00%00.0%Unchanged
FNY Investment Advisers, LLC16,380$31.0K0.01%+16,380New
Northwest Financial Advisors15,074$29.4K0.04%+5,000+49.6%Added
5th Street Advisors, LLC13,621$26.6K0.01%00.0%Unchanged
Smithbridge Asset Management Inc12,000$23.4K0.00%−1,022−7.8%Reduced
GenTrust, LLC10,378$20.2K0.00%00.0%Unchanged
Cetera Investment Advisers10,100$19.7K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.5,671$11.0K0.00%+3,088+119.6%Added
MAI Capital Management3,075$6.00K0.00%00.0%Unchanged
Simplex Trading, LLC2,025$3.00K0.00%−56,452−96.5%Reduced
Wells Fargo & Company1,526$2.98K0.00%+1,500+5,769.2%Added
Global Retirement Partners, LLC570$1.11K0.00%00.0%Unchanged
Avion Wealth875$1.00K0.00%00.0%Unchanged
Morgan Stanley455$8870.00%−3,736−89.1%Reduced
Citigroup Inc426$8310.00%−425−49.9%Reduced
Allworth Financial LP292$5700.00%00.0%Unchanged
GWM Advisors LLC84$1640.00%00.0%Unchanged
Jones Financial Companies LLLP34$670.00%+34New
SBI Securities Co., Ltd.16$310.00%00.0%Unchanged
Parkside Financial Bank & Trust10$200.00%00.0%Unchanged
Silicon Valley Capital Partners9$180.00%00.0%Unchanged
Financial Consulate, Inc9$180.00%+9New
Wolverine Trading, LLC0$00.00%−12,992−100.0%Sold out
XTX Topco Ltd0$00.00%−11,431−100.0%Sold out
National Bank of Canada0$00.00%−9,300−100.0%Sold out
Total Investment Management Inc0$00.00%−1,000−100.0%Sold out
Raymond James Financial Inc0$00.00%−521−100.0%Sold out
Barclays PLC0$00.00%−3−100.0%Sold out
Royal Bank of Canada0$00.00%−397−100.0%Sold out