John M. Gellert

Companies

• SEACOR Marine Holdings Inc.Board member May 11, 2017 to now¹
• SEACOR Marine Holdings Inc.Chief executive officer May 11, 2017 to now¹
• SEACOR Marine Holdings Inc.President May 11, 2017 to now¹
• SEACOR HoldingsChief operating officer Mar 6, 2015 to Jun 2, 2017²
• SEACOR HoldingsSnr. Vice President Mar 3, 2006 to Dec 8, 2014³

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• SMSEACOR Marine Holdings Inc. SMHI1,070,202 shares⁴$9.2M at $8.62Mar 10, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Mar 7, 2026Shares withheld for tax 4,193 shares at $7.31 of SEACOR Marine Holdings Inc.⁴
• Mar 7, 2026Exercised options 9,562 shares of SEACOR Marine Holdings Inc.⁴
• Mar 4, 2026Shares withheld for tax 65,932 shares at $7.63 of SEACOR Marine Holdings Inc.⁵
• Feb 27, 2026Granted 87,965 shares of SEACOR Marine Holdings Inc.⁶
• Mar 11, 2025Shares withheld for tax 25,860 shares at $5.08 of SEACOR Marine Holdings Inc.⁷
• Mar 11, 2025Exercised options 58,905 shares of SEACOR Marine Holdings Inc.⁷
• Mar 11, 2025Gift 10,153 shares of SEACOR Marine Holdings Inc.⁷
• Mar 7, 2025Gift 7,027 shares of SEACOR Marine Holdings Inc.⁷
• Mar 4, 2025Shares withheld for tax 65,205 shares at $5.26 of SEACOR Marine Holdings Inc.⁸
• Feb 28, 2025Granted 183,084 shares of SEACOR Marine Holdings Inc.⁹
• Mar 12, 2024Shares withheld for tax 22,579 shares at $12.54 of SEACOR Marine Holdings Inc.¹⁰
• Mar 12, 2024Exercised options 51,315 shares of SEACOR Marine Holdings Inc.¹⁰
• Mar 12, 2024Gift 10,153 shares of SEACOR Marine Holdings Inc.¹⁰
• Mar 7, 2024Gift 5,607 shares of SEACOR Marine Holdings Inc.¹⁰
• Mar 4, 2024Shares withheld for tax 77,068 shares at $12.28 of SEACOR Marine Holdings Inc.¹¹
• Mar 4, 2024Granted 159,300 shares of SEACOR Marine Holdings Inc.¹¹
• Feb 29, 2024Gift 4,578 shares of SEACOR Marine Holdings Inc.¹¹
• Feb 29, 2024Gift 4,546 shares of SEACOR Marine Holdings Inc.¹¹
• Mar 8, 2023Shares withheld for tax 63,984 shares at $10.29 of SEACOR Marine Holdings Inc.¹²
• Mar 7, 2023Granted 146,343 shares of SEACOR Marine Holdings Inc.¹²
• Mar 7, 2023Gift 12,634 shares of SEACOR Marine Holdings Inc.¹³
• Mar 1, 2023Gift 4,100 shares of SEACOR Marine Holdings Inc.¹³
• Feb 23, 2023Gift 8,534 shares of SEACOR Marine Holdings Inc.¹²
• Feb 23, 2023Gift 6,234 shares of SEACOR Marine Holdings Inc.¹²
• Mar 11, 2022Granted 212,049 shares of SEACOR Marine Holdings Inc.¹⁴