Every Form 4 that Odyssey Marine Exploration, Inc (OMEX) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow OMEX and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full OMEX filings page.
Odyssey Marine Exploration reports that CEO Mark Gordon exercised 4,167 Restricted Stock Units on June 30, 2026, receiving the same number of common shares. To satisfy tax obligations, 1,139 shares were delivered at $0.8504 per share. After these transactions he directly holds 635,263 common shares and 20,833 RSUs, which vest in six equal installments on June 30 and December 20 of 2026, 2027 and 2028.
Odyssey Marine Exploration President & COO John D. Longley Jr. reported equity compensation-related transactions involving company stock. He received a grant or award of 4,167 shares of Common Stock at no cost, increasing his direct Common Stock holdings to 154,480 shares.
On the same date, he also exercised 4,167 Restricted Stock Units (RSUs) into an equal number of Common shares. After this derivative transaction, he holds 20,833 RSUs directly. Each RSU represents a contingent right to one OMEX share and vests in six equal installments on June 30 and December 20 of 2026, 2027, and 2028. These transactions reflect compensation and derivative exercises rather than open-market buying or selling.
Odyssey Marine Exploration director Mark B. Justh exercised 20,000 Restricted Stock Units into Common Stock. The RSUs converted at $0.00 per share on June 1, 2026, increasing his direct Common Stock holdings to 879,207 shares. After these transactions, he also reports indirect ownership of 77,159 Common Stock shares held by his spouse and 834 Common Stock shares held through an LLC. The filing shows a compensation-related derivative exercise rather than open-market buying or selling, and no remaining RSU position is listed after the conversion.
ODYSSEY MARINE EXPLORATION INC director Jon D. Sawyer reported an equity award vesting and related share movements. On June 1, 2026, he exercised 20,000 Restricted Stock Units (RSUs) into 20,000 shares of Common Stock at an exercise price of $0.00 per share.
Following this transaction, Sawyer holds 108,926 shares of Common Stock directly. The filing also shows 417 shares held indirectly through his wife's IRA and 10,455 shares held indirectly through a limited partnership. The RSU award referenced in the footnote vests on June 1, 2026, and the derivative RSU position is now fully settled in common shares.
Odyssey Marine Exploration director Todd E. Siegel exercised equity awards to acquire additional common shares. On June 1, 2026, he converted 20,000 Restricted Stock Units into 20,000 shares of Common Stock at a stated price of $0.00 per share. Following the transaction, he directly owned 166,377 shares of Common Stock. The filing shows no open-market purchases or sales, indicating a compensation-related derivative exercise rather than a discretionary trade.
Odyssey Marine Exploration director Larissa Tiffany Pommeraud exercised restricted stock units into common shares. On June 1, she converted 20,000 Restricted Stock Units (RSUs) into 20,000 shares of common stock at a stated price of $0.00 per share, reflecting equity-based compensation rather than a market purchase.
Following this non-cash exercise, she directly holds 101,970 shares of Odyssey Marine Exploration common stock. The filing shows no share sales or tax-withholding dispositions, so the transaction represents an increase in her direct share ownership through settlement of vested RSUs.
Sawyer Jon D reported acquisition or exercise transactions in this Form 4 filing.
Odyssey Marine Exploration director Jon D. Sawyer received an equity grant of 9,346 shares of common stock as a restricted stock award. The award was granted at no cash cost and is scheduled to vest on May 14, 2026, according to the footnote.
After this grant, Sawyer directly holds 88,926 shares of Odyssey Marine common stock. He also has indirect holdings reported as 417 shares through his wife's IRA and 10,455 shares through a limited partnership. The filing shows no open-market buys or sales, only this compensation-related share award and updated ownership totals.
Odyssey Marine Exploration director Larissa Tiffany Pommeraud reported an equity compensation award of common stock. She acquired 9,346 shares of Odyssey Marine Exploration common stock at $0.00 per share as a grant, not an open-market purchase. Following this award, she directly owns 81,970 common shares. A related footnote explains that the shares are in the form of Restricted Stock Units that vest on May 14, 2026, meaning the award is subject to a service-based vesting schedule rather than being immediately unrestricted stock.
SIEGEL TODD E reported acquisition or exercise transactions in this Form 4 filing.
Odyssey Marine Exploration director Todd E. Siegel received a grant of 31,475 shares of Common Stock as a stock award, recorded at $0.00 per share. According to the footnote, these are Restricted Stock Units that vest on April 20, 2026. After this award, Siegel directly holds 146,377 shares of the company’s common stock in total. This filing reflects an equity-based compensation grant rather than an open-market purchase or sale.
Pommeraud Larissa Tiffany reported acquisition or exercise transactions in this Form 4 filing.
Odyssey Marine Exploration director Larissa Tiffany Pommeraud received an equity award of 23,981 shares of Common Stock. The award was reported at a price of $0.0000 per share and reflects a compensation grant rather than a market purchase. Following this grant, she directly holds 72,624 shares. A footnote explains that the related Restricted Stock Units vest on April 20, 2026.
Odyssey Marine Exploration Chief Executive Officer Mark Gordon exercised stock options to acquire 150,000 shares of common stock. The options had an exercise price of $0.4141 per share and were exercised on March 23, 2026 under Odyssey's 2019 Stock Incentive Plan. Following the transaction, Gordon directly owns 632,235 shares of common stock. The exercised stock option position was fully converted, leaving no remaining options from this grant.
Odyssey Marine Exploration director Larissa Tiffany Pommeraud reported a compensation-related equity grant. She acquired 6,803 shares of common stock at no cost through a grant or award, increasing her direct holdings to 48,643 shares. The related Restricted Stock Units are scheduled to vest on March 8, 2026.
Odyssey Marine Exploration director Larissa Tiffany Pommeraud reported an equity award of 5,291 shares of common stock on February 6, 2026. The shares were acquired at a price of $0, reflecting a grant rather than an open-market purchase. Following this transaction, she beneficially owned 41,840 shares directly. A related footnote explains that the 5,291 shares represent restricted stock units that vest on February 6, 2026.
Odyssey Marine Exploration director Todd E. Siegel reported an equity award in the company’s common stock. On February 6, 2026, he acquired 7,937 shares at a price of $0, reflecting the vesting of Restricted Stock Units that vested on that date.
Following this transaction, Siegel beneficially owned 114,902 shares of Odyssey Marine Exploration common stock in direct form of ownership.
Odyssey Marine Exploration director reports stock award vesting. Director Todd E. Siegel acquired 7,653 shares of Odyssey Marine Exploration common stock on January 6, 2026, at a price of $0.00 per share. The shares came from restricted stock units that vested on that date. Following this award, he beneficially owns 106,965 shares of the company’s common stock in direct ownership.
Odyssey Marine Exploration director reports stock award. Director Larissa Tiffany Pommeraud acquired 10,204 shares of Odyssey Marine Exploration common stock on January 6, 2026, reported at a price of $0 per share. The filing explains that these shares relate to restricted stock units that vested on January 6, 2026. Following this award, she directly holds a total of 36,549 common shares of the company.
Odyssey Marine Exploration (OMEX) director Todd E. Siegel reported an insider transaction on a Form 4. On November 6, 2025, he acquired 7,042 shares of common stock at $0, reported with code A(1). The footnote states these were Restricted Stock Units that vest on November 6, 2025. Following this transaction, he beneficially owns 92,030 shares, held directly.
Odyssey Marine Exploration (OMEX) director Larissa Tiffany Pommeraud reported acquiring 4,695 shares of common stock on November 6, 2025. The shares were recorded at $0 as restricted stock units that vest on November 6, 2025.
After this transaction, she beneficially owns 21,491 shares directly.
Odyssey Marine Exploration (OMEX) director reported acquiring 4,695 shares of common stock at $0 on 11/06/2025. The filing notes these were restricted stock awards that vest on November 6, 2025. Following the transaction, the reporting person beneficially owns 74,726 shares directly, plus 10,455 shares held indirectly through a limited partnership and 417 shares held indirectly via a spouse’s IRA.
Odyssey Marine Exploration (OMEX) reported insider transactions by CEO and Director Mark D. Gordon. A Form 4 shows three open‑market sales totaling 90,000 shares executed under a Rule 10b5‑1 trading plan adopted on May 15, 2025.
The sales occurred on 10/16/2025 (30,000 shares at a weighted average price of $3.8681), 10/17/2025 (30,000 shares at a weighted average price of $3.5), and 10/20/2025 (30,000 shares at a weighted average price of $3.5634). After these transactions, the reporting person beneficially owned 482,235 shares directly.
The filing notes that each transaction was executed in multiple trades within the stated price ranges and that full trade details are available upon request.
Odyssey Marine Exploration (OMEX) President & COO John D. Longley Jr. filed a Form 4 reporting option exercises and open‑market sales made under a Rule 10b5‑1 trading plan adopted May 15, 2025. On 10/13/2025, he exercised stock options for 6,500 shares at an exercise price of $0.4141 and sold 38,977 shares at a weighted average price of $3.50. On 10/14/2025, he sold 73,572 shares at a weighted average price of $3.7457, exercised stock options for 143,500 shares at an exercise price of $0.4141, and sold 143,500 shares at a weighted average price of $3.7138.
Following these transactions, the filing lists 150,313 shares beneficially owned directly. The sales were executed in multiple trades within ranges disclosed by the reporter and subject to the 10b5‑1 plan.
Odyssey Marine Exploration (OMEX) CEO and director reported open-market sales of common stock. Between 10/13/2025 and 10/15/2025, the reporting person sold 80,956 shares in three transactions: 20,956 shares at $3.50, 30,000 shares at $3.7362, and 30,000 shares at $3.979 (weighted average prices).
The filing notes the trades were effected under a Rule 10b5-1 trading plan adopted May 15, 2025. The shares sold were originally acquired upon vesting of restricted stock units during the period 12/20/2015 through 12/13/2019. Following these sales, the reporting person beneficially owns 572,235 shares directly.
The transactions were executed in multiple trades at prices ranging from $3.50 to $4.4999 per share, with weighted averages reported for each day.