SEACOR Marine Holdings Inc
Ownership
Ownership Structure
Who owns SEACOR Marine Holdings Inc (SMHI)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 79.0% of the shares are freely tradable; institutional investors hold 46.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Arnhold & S. Bleichroeder Advisers, LLC | 7.62 | 2,067,978 | +93.2 | 06/30/2026 |
| BlackRock Inc | 5.67 | 1,539,507 | -1.4 | 03/31/2026 |
| Oppenheimer & Close Inc | 5.10 | 1,383,792 | +0.2 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 4.37 | 1,186,855 | -5.3 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.75 | 1,017,787 | +0.0 | 03/31/2026 |
| Robotti Robert | 2.63 | 713,219 | -7.1 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| First Eagle Small Cap Opportunity I | 3.35 | 909,380 | +0.0 | 07/31/2026 |
| First Eagle US Small Cap Strategy | 3.35 | 909,380 | -3.6 | 06/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.53 | 687,242 | +0.0 | 07/31/2026 |
| Robotti Value Equity SMA | 1.99 | 539,670 | -0.1 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Llorca Jesus | EVP & CFO | 382,981 | 3,485,127 $ | Sep 2, 2026 | direct |
| Rossmiller Gregory Scott | SVP & CAO | 244,506 | 2,225,005 $ | Jul 30, 2026 | direct |
| Everett Andrew H II | Sr. VP, General Counsel & Secy | 194,279 | 1,767,939 $ | Sep 2, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 4,116 | 10.00 | 41,160 |
| Sep 2, 2026 | Llorca Jesus | EVP & CFO | Sell | 4,000 | 10.00 | 40,000 |
| Sep 2, 2026 | Llorca Jesus | EVP & CFO | Other | 2,100 | 4.39 | 9,219 |
| Aug 21, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 200 | 10.00 | 2,000 |
| Aug 21, 2026 | Llorca Jesus | EVP & CFO | Sell | 401 | 10.00 | 4,010 |
| Aug 21, 2026 | Llorca Jesus | EVP & CFO | Other | 200 | 4.39 | 878 |
| Aug 17, 2026 | Llorca Jesus | EVP & CFO | Sell | 3,207 | 9.85 | 31,589 |
| Aug 14, 2026 | Llorca Jesus | EVP & CFO | Sell | 5,927 | 9.78 | 57,966 |
| Aug 13, 2026 | Llorca Jesus | EVP & CFO | Sell | 1,503 | 9.75 | 14,654 |
| Aug 12, 2026 | Llorca Jesus | EVP & CFO | Sell | 2,840 | 9.76 | 27,718 |
| Aug 11, 2026 | Llorca Jesus | EVP & CFO | Sell | 13,054 | 9.79 | 127,799 |
| Aug 7, 2026 | Llorca Jesus | EVP & CFO | Sell | 205 | 9.75 | 1,999 |
| Aug 4, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 1,018 | 9.56 | 9,732 |
| Aug 3, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 5,113 | 9.52 | 48,676 |
| Jul 31, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 1,637 | 9.54 | 15,617 |
| Jul 30, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 17,232 | 9.51 | 163,876 |
| Jul 30, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 45,892 | 9.00 | 413,028 |
| Jul 30, 2026 | Rossmiller Gregory Scott | SVP & CAO | Sell | 15,000 | 9.52 | 142,800 |
| Jul 30, 2026 | Rossmiller Gregory Scott | SVP & CAO | Sell | 12,741 | 8.74 | 111,356 |
| Jul 30, 2026 | Llorca Jesus | EVP & CFO | Sell | 60,823 | 9.12 | 554,706 |
| Jul 15, 2026 | Everett Andrew H II | Sr. VP, General Counsel & Secy | Sell | 4,108 | 8.50 | 34,918 |
| Jul 15, 2026 | Rossmiller Gregory Scott | SVP & CAO | Sell | 3,223 | 8.50 | 27,396 |
| Jul 15, 2026 | Llorca Jesus | EVP & CFO | Sell | 13,914 | 8.42 | 117,156 |
| Jul 14, 2026 | Llorca Jesus | EVP & CFO | Sell | 7,816 | 8.29 | 64,795 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.