Odyssey Marine Exploration (OMEX) Institutional Ownership $1.48 +0.04 (+2.78%) Closing price 08/7/2025 04:00 PM EasternExtended Trading$1.53 +0.05 (+3.38%) As of 08:35 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Odyssey Marine Exploration (NASDAQ:OMEX)CurrentInstitutional OwnershipPercentage49.96%Number ofInstitutional Buyers(last 12 months)7TotalInstitutional Inflows(last 12 months)$4.08MNumber ofInstitutional Sellers(last 12 months)1TotalInstitutional Outflows(last 12 months)$31.55K Get OMEX Insider Trade Alerts Want to know when executives and insiders are buying or selling Odyssey Marine Exploration stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Skip Chart & View Institutional Buying and Selling Data OMEX Institutional Buying and Selling by Quarter Odyssey Marine Exploration Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails7/10/2025 Voisard Asset Management Group Inc.35,000$41K0.0%+59.1%0.112% 4/10/2025 L. Roy Papp & Associates LLP152,461$61K0.0%N/A0.702% 2/18/2025Two Seas Capital LP2,549,049$1.84M0.1%+2,449.0%11.731% 2/17/2025Two Sigma Investments LP35,122$25K0.0%N/A0.162% 2/14/2025Two Seas Capital LP2,549,049$1.84M0.2%+2,449.0%11.731% 2/13/2025XTX Topco Ltd41,778$30K0.0%+225.5%0.192% 1/22/2025 Stonegate Investment Group LLC84,962$61K0.0%-17.1%0.391% 11/20/2024Virtu Financial LLC38,179$32K0.0%N/A0.176% 10/25/2024 Voisard Asset Management Group Inc.36,000$30K0.0%+800.0%0.175% 10/17/2024 Stonegate Investment Group LLC102,462$85K0.0%-18.3%0.502% Get the Latest News and Ratings for OMEX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Odyssey Marine Exploration and its competitors with MarketBeat's FREE daily newsletter. 8/9/2024Renaissance Technologies LLC76,200$372K0.0%N/A0.373% 8/7/2024Cowen AND Company LLC36,000$176K0.0%+20.0%0.176% 7/19/2024 ARS Wealth Advisors Group LLC51,089$249K0.0%+5.7%0.250% 7/2/2024 Transcend Capital Advisors LLC51,300$250K0.0%-20.8%0.251% 5/16/2024FourWorld Capital Management LLC3,116,047$11.87M7.7%+11.2%15.480% 5/10/2024Vanguard Group Inc.836,505$3.19M0.0%+39.1%4.156% 5/2/2024Fifth Lane Capital LP47,000$179K0.2%N/A0.233% 4/17/2024 Deltec Asset Management LLC28,045$107K0.0%N/A0.140% 2/15/2024FourWorld Capital Management LLC2,802,121$13.03M8.5%+7.5%14.025% 1/23/2024 Stonegate Investment Group LLC118,692$552K0.0%-1.8%0.594% 11/9/2023Antonetti Capital Management LLC278,577$1.04M1.6%+2.2%1.394% 4/20/2023Antonetti Capital Management LLC271,379$882K1.3%-4.5%1.385% 4/20/2023 Stonegate Investment Group LLC170,421$554K0.0%-63.0%0.870% 2/1/2023Antonetti Capital Management LLC284,300$1.10M1.5%+2.7%1.459% 11/14/2022Two Seas Capital LP1,371,874$4.25M3.9%+11.6%7.040% 11/7/2022Virtu Financial LLC11,430$35K0.0%N/A0.059% 10/31/2022Antonetti Capital Management LLC276,865$858K1.0%+13.8%1.421% 10/17/2022 Transcend Capital Advisors LLC51,300$159K0.0%+58.8%0.263% 8/12/2022Two Seas Capital LP1,229,579$4.19M5.5%+57.3%8.486% 8/9/2022 Stonegate Investment Group LLC461,601$1.57M0.1%N/A3.186% 8/8/2022Antonetti Capital Management LLC243,232$829K0.9%+2.2%1.679% 5/12/2022Antonetti Capital Management LLC238,077$1.59M1.5%+9.7%1.643% 5/2/2022 5th Street Advisors LLC15,860$106K0.1%N/A0.111% 2/16/2022Antonetti Capital Management LLC217,020$1.13M0.9%+2.7%1.518% 2/14/2022Two Seas Capital LP781,818$4.07M3.1%N/A5.470% 1/20/2022 Transcend Wealth Collective LLC32,300$168K0.0%-5.8%0.226% 1/20/2022Kestra Advisory Services LLC148,810$774K0.0%-7.5%1.041% 12/17/2021Jefferies Group LLC171,673$1.20M0.0%+195.4%1.201% 11/9/2021BlackRock Inc.195,594$1.37M0.0%+17.4%1.470% 10/26/2021 ARS Wealth Advisors Group LLC46,289$324K0.1%N/A0.348% Washington Thinks They Own Your Bank Account (Ad)What If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what the Department of Justice just admitted in court—claiming cash isn't legally your property. What does that mean? It means Washington thinks they can seize, freeze, or drain your accounts—whenever they want.Get your free guide now by clicking here >>10/19/2021Kestra Advisory Services LLC160,905$1.13M0.0%+8.1%1.209% 8/20/2021Jefferies Group LLC58,109$370K0.0%+48.6%0.437% 8/17/2021Boothbay Fund Management LLC120,278$765K0.0%+4.5%0.924% 8/16/2021Jefferies Group LLC58,109$370K0.0%+48.6%0.446% 8/16/2021State Street Corp36,112$230K0.0%N/A0.277% 8/13/2021Renaissance Technologies LLC14,200$90K0.0%-64.4%0.109% 8/13/2021Northern Trust Corp19,812$126K0.0%-18.0%0.152% 8/13/2021Vanguard Group Inc.290,247$1.85M0.0%+9.6%2.229% (Data available from 1/1/2016 forward) OMEX Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of OMEX shares? During the previous two years, 16 institutional investors and hedge funds held shares of Odyssey Marine Exploration. The most heavily invested institutionals were FourWorld Capital Management LLC ($11.87M), Vanguard Group Inc. ($3.19M), Two Seas Capital LP ($1.84M), Antonetti Capital Management LLC ($1.04M), Renaissance Technologies LLC ($372K), Transcend Capital Advisors LLC ($250K), and ARS Wealth Advisors Group LLC ($249K).Learn more on Odyssey Marine Exploration's institutional investors. What percentage of Odyssey Marine Exploration's stock is owned by institutional investors? 49.96% of Odyssey Marine Exploration's stock is owned by institutional investors. Learn more on OMEX's institutional investor holdings. Which institutional investors have been buying Odyssey Marine Exploration's stock? Of the 14 institutional investors that purchased Odyssey Marine Exploration's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Two Seas Capital LP ($4.90M), FourWorld Capital Management LLC ($508.93K), Vanguard Group Inc. ($235.33K), L. Roy Papp & Associates LLP ($152.46K), Renaissance Technologies LLC ($76.20K), Fifth Lane Capital LP ($47K), and Voisard Asset Management Group Inc. ($45K). How much institutional buying is happening at Odyssey Marine Exploration? Institutional investors have bought a total of 5,274,003 shares in the last 24 months. This purchase volume represents approximately $4.08M in transactions. Which of Odyssey Marine Exploration's major shareholders have been selling company stock? The following institutional investors have sold Odyssey Marine Exploration stock in the last 24 months: Stonegate Investment Group LLC ($40.40K). How much institutional selling is happening at Odyssey Marine Exploration? Institutional investors have sold a total of 40,395 shares in the last 24 months. This volume of shares sold represents approximately $31.55K in transactions. Related Companies VRSK Major Shareholders EFX Major Shareholders FCN Major Shareholders CBZ Major Shareholders DNB Major Shareholders EXPO Major Shareholders VSEC Major Shareholders HURN Major Shareholders ICFI Major Shareholders CRAI Major Shareholders This page (NASDAQ:OMEX) was last updated on 8/8/2025 by MarketBeat.com Staff From Our PartnersAltucher: Trump’s Great Gain is startingNew Hampshire just launched a Strategic Crypto Reserve — and James Altucher says it’s the first sign that “Tru...Paradigm Press | SponsoredBREAKING: The House just passed 3 pro-crypto bills!THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here. 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