SEACOR Marine Holdings Inc.
SMHI- Exchange
- NYSE
- Industry
- Deep Sea Foreign Transportation of Freight
- SEC CIK
- 0001690334
In the last 90 days, SEACOR Marine Holdings Inc. insiders filed 0 open-market purchases and 15 sales; 95 institutions reported holding it in 13F filings for Q2 2026, worth $93.2M in total; Semper Augustus is the only superinvestor holding it.
13F holders, Q3 2025
Institutional positions in SEACOR Marine Holdings 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
- 91
- +9 vs. Q2 2025
- Shares held
- 11.6M
- −241.0K (−2.0%) vs. Q2 2025
- Total value
- $75.3M
- +$14.9M (+24.7%) vs. Q2 2025
- New holders
- 12
- 23 more added
- Sold out
- 3
- 32 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SMHI 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 95 | $93.2M |
| Q1 2026 | 91 | $84.2M |
| Q4 2025 | 81 | $67.8M |
| Q3 2025 | 91 | $75.3M |
| Q2 2025 | 82 | $60.4M |
| Q1 2025 | 88 | $69.2M |
| Q4 2024 | 91 | $88.6M |
| Q3 2024 | 90 | $141.8M |
| Q2 2024 | 89 | $200.4M |
| Q1 2024 | 92 | $213.2M |
| Q4 2023 | 82 | $202.0M |
| Q3 2023 | 75 | $228.6M |
| Q2 2023 | 64 | $185.6M |
| Q1 2023 | 61 | $113.0M |
| Q4 2022 | 47 | $131.5M |
| Q3 2022 | 42 | $80.8M |
| Q2 2022 | 46 | $84.0M |
| Q1 2022 | 42 | $111.7M |
| Q4 2021 | 39 | $45.9M |
| Q3 2021 | 43 | $50.6M |
| Q2 2021 | 47 | $48.8M |
| Q1 2021 | 48 | $57.9M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding SEACOR Marine Holdings Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 1,541,643 | $10.0M | 0.00% | −88,818−5.4% | Reduced |
| Dimensional Fund Advisors LP | 1,359,253 | $8.82M | 0.00% | −41,563−3.0% | Reduced |
| Vanguard Group Inc | 1,235,033 | $8.02M | 0.00% | −117,541−8.7% | Reduced |
| First Eagle Investment Management, LLC | 1,135,194 | $7.37M | 0.01% | −2,700−0.2% | Reduced |
| Robotti Robert | 841,916 | $5.46M | 0.95% | −2,360−0.3% | Reduced |
| Oppenheimer & Close, LLC | 550,922 | $3.58M | 2.42% | −1130.0% | Reduced |
| State Street Corp | 532,208 | $3.45M | 0.00% | −4,201−0.8% | Reduced |
| Geode Capital Management, LLC | 480,613 | $3.12M | 0.00% | −26,968−5.3% | Reduced |
| Cerity Partners LLC | 434,522 | $2.82M | 0.00% | −13,176−2.9% | Reduced |
| First Manhattan Co | 400,495 | $2.60M | 0.01% | +7,500+1.9% | Added |
| Morgan Stanley | 280,767 | $1.82M | 0.00% | −18,591−6.2% | Reduced |
| Semper Augustus Investments Group LLCSuperinvestorSemper Augustus | 211,480 | $1.37M | 0.17% | 00.0% | Unchanged |
| Oppenheimer & Co Inc | 207,500 | $1.35M | 0.02% | +10,100+5.1% | Added |
| Northern Trust Corp | 192,820 | $1.25M | 0.00% | −13,449−6.5% | Reduced |
| Glenorchy Capital Ltd | 184,851 | $1.20M | 0.87% | −381−0.2% | Reduced |
| Renaissance Technologies LLC | 178,500 | $1.16M | 0.00% | −33,900−16.0% | Reduced |
| JPMorgan Chase & Co | 171,390 | $1.11M | 0.00% | +29,955+21.2% | Added |
| Epacria Capital Partners, LLC | 155,230 | $1.01M | 0.82% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 129,598 | $841.1K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 98,438 | $638.9K | 0.00% | +7,361+8.1% | Added |
| Bridgeway Capital Management, LLC | 78,070 | $506.7K | 0.01% | −16,260−17.2% | Reduced |
| Nuveen, LLC | 69,714 | $452.4K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 68,258 | $443.0K | 0.00% | +41,143+151.7% | Added |
| Bank of America Corp | 64,466 | $418.4K | 0.00% | −2,421−3.6% | Reduced |
| Charles Schwab Investment Management Inc | 61,456 | $398.8K | 0.00% | +270.0% | Added |
| Bank of New York Mellon Corp | 53,295 | $345.9K | 0.00% | −1,360−2.5% | Reduced |
| Barclays PLC | 53,125 | $344.8K | 0.00% | −6,297−10.6% | Reduced |
| American Century Companies Inc | 48,905 | $317.4K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 47,061 | $305.0K | 0.00% | −5,429−10.3% | Reduced |
| Gsa Capital Partners LLP | 46,215 | $300.0K | 0.03% | +28,458+160.3% | Added |
| Perennial Advisors, LLC | 46,038 | $298.8K | 0.05% | 00.0% | Unchanged |
| Empowered Funds, LLC | 42,670 | $276.9K | 0.00% | +130+0.3% | Added |
| Invesco Ltd. | 38,787 | $251.7K | 0.00% | −7,461−16.1% | Reduced |
| Bryn Mawr Trust Co | 38,567 | $250.3K | 0.01% | 00.0% | Unchanged |
| Rhumbline Advisers | 33,295 | $216.1K | 0.00% | −6,567−16.5% | Reduced |
| D. E. Shaw & Co., Inc. | 31,648 | $205.4K | 0.00% | +31,648 | New |
| Deutsche Bank AG | 30,672 | $199.1K | 0.00% | +30,672 | New |
| Trexquant Investment LP | 29,518 | $191.6K | 0.00% | −1,184−3.9% | Reduced |
| MAI Capital Management | 29,368 | $190.6K | 0.00% | 00.0% | Unchanged |
| Barington Capital Group, L.P. | 25,000 | $162.3K | 0.12% | +25,000 | New |
| Stephens Inc | 23,536 | $152.7K | 0.00% | 00.0% | Unchanged |
| Wellington Management Group LLP | 21,045 | $136.6K | 0.00% | −8,534−28.9% | Reduced |
| HSBC Holdings PLC | 20,690 | $132.4K | 0.00% | +2,780+15.5% | Added |
| New York State Common Retirement Fund | 19,903 | $129.2K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 19,767 | $128.0K | 0.00% | −4,979−20.1% | Reduced |
| UBS Group AG | 18,479 | $119.9K | 0.00% | −557−2.9% | Reduced |
| Alliancebernstein L.P. | 17,890 | $116.1K | 0.00% | +1,300+7.8% | Added |
| Levin Capital Strategies, L.P. | 17,000 | $110.3K | 0.01% | 00.0% | Unchanged |
| Wells Fargo & Company | 15,753 | $102.2K | 0.00% | +2,569+19.5% | Added |
| Neuberger Berman Group LLC | 15,671 | $101.7K | 0.00% | +4,290+37.7% | Added |
| Raymond James Financial Inc | 15,065 | $97.8K | 0.00% | +10,000+197.4% | Added |
| Millennium Management LLC | 13,474 | $87.4K | 0.00% | −33,068−71.0% | Reduced |
| Price T Rowe Associates Inc | 12,764 | $83.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 12,173 | $79.0K | 0.00% | +12,173 | New |
| Susquehanna International Group, LLP | 12,097 | $78.5K | 0.00% | −27,161−69.2% | Reduced |
| Pathstone Holdings, LLC | 11,043 | $71.7K | 0.00% | +218+2.0% | Added |
| Simplex Trading, LLC | 10,359 | $67.0K | 0.00% | +10,359 | New |
| Intech Investment Management LLC | 10,233 | $66.4K | 0.00% | −2,277−18.2% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 9,640 | $62.6K | 0.00% | −1,583−14.1% | Reduced |
| The PNC Financial Services Group, Inc. | 5,515 | $35.8K | 0.00% | +1,478+36.6% | Added |
| FMR LLC | 5,232 | $34.0K | 0.00% | +1,015+24.1% | Added |
| Police & Firemen's Retirement System of New Jersey | 4,890 | $31.7K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 3,962 | $25.7K | 0.00% | +1,699+75.1% | Added |
| GWM Advisors LLC | 3,002 | $19.5K | 0.00% | +2,875+2,263.8% | Added |
| Tower Research Capital LLC (TRC) | 2,208 | $14.3K | 0.00% | −7,754−77.8% | Reduced |
| Ameritas Investment Partners, Inc. | 1,989 | $12.9K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1,894 | $12.3K | 0.00% | −7,854−80.6% | Reduced |
| Legal & General Group Plc | 1,890 | $12.3K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,768 | $11.5K | 0.00% | +1+0.1% | Added |
| Russell Investments Group, Ltd. | 1,768 | $11.5K | 0.00% | +1,768 | New |
| US Bancorp | 1,648 | $10.7K | 0.00% | 00.0% | Unchanged |
| Royal London Asset Management Ltd | 1,550 | $10.1K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,418 | $9.20K | 0.00% | +729+105.8% | Added |
| MV Capital Management, Inc. | 1,131 | $7.34K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 1,057 | $6.86K | 0.00% | +51+5.1% | Added |
| Amalgamated Bank | 812 | $5.00K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 742 | $4.82K | 0.00% | 00.0% | Unchanged |
| ORG Partners LLC | 600 | $3.89K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 490 | $3.18K | 0.00% | −716−59.4% | Reduced |
| CWM, LLC | 513 | $3.00K | 0.00% | +45+9.6% | Added |
| Group One Trading, L.P. | 435 | $2.82K | 0.00% | +435 | New |
| Optiver Holding B.V. | 394 | $2.56K | 0.00% | +394 | New |
| Advisor Group Holdings, Inc. | 292 | $1.90K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 208 | $1.35K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 175 | $1.14K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 153 | $993 | 0.00% | +1+0.7% | Added |
| SRS Capital Advisors, Inc. | 96 | $623 | 0.00% | +96 | New |
| Whittier Trust Co | 52 | $323 | 0.00% | +52 | New |
| True Wealth Design, LLC | 20 | $130 | 0.00% | −2−9.1% | Reduced |
| Transamerica Financial Advisors, Inc. | 8 | $52 | 0.00% | +8 | New |
| Cloud Capital Management, LLC | 5 | $0 | 0.00% | +5 | New |
| Bessemer Group Inc | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | 0 | Sold out |
| Avion Wealth | 0 | $0 | 0.00% | −130−100.0% | Sold out |