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, Q1 2026
Institutional positions in SEACOR Marine Holdings Inc. as of Mar 31, 2026. 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
- +12 vs. Q4 2025
- Shares held
- 11.8M
- +1.77M (+17.8%) vs. Q4 2025
- Total value
- $84.2M
- +$24.1M (+40.1%) vs. Q4 2025
- New holders
- 21
- 20 more added
- Sold out
- 9
- 31 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding SEACOR Marine Holdings Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Caitong International Asset Management Co., Ltd | 3 | $21 | 0.00% | +3 | New |
| MAI Capital Management | 3 | $22 | 0.00% | +3 | New |
| Farther Finance Advisors, LLC | 3 | $22 | 0.00% | +3 | New |
| Allworth Financial LP | 10 | $72 | 0.00% | +10 | New |
| True Wealth Design, LLC | 20 | $144 | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 36 | $258 | 0.00% | +36 | New |
| Root Financial Partners, LLC | 37 | $265 | 0.00% | +37 | New |
| EverSource Wealth Advisors, LLC | 39 | $279 | 0.00% | +39 | New |
| Harbour Investments, Inc. | 100 | $716 | 0.00% | +100 | New |
| Cornerstone Financial Management LLC | 110 | $788 | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 125 | $895 | 0.00% | +125 | New |
| GWM Advisors LLC | 127 | $909 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 152 | $1.09K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 175 | $1.25K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 208 | $1.49K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 210 | $1.50K | 0.00% | −184−46.7% | Reduced |
| GAMMA Investing LLC | 243 | $1.74K | 0.00% | −4−1.6% | Reduced |
| CWM, LLC | 557 | $3.99K | 0.00% | +63+12.8% | Added |
| Golden State Equity Partners | 600 | $4.30K | 0.00% | +600 | New |
| Sterling Capital Management LLC | 723 | $5.18K | 0.00% | −536−42.6% | Reduced |
| Nisa Investment Advisors, LLC | 1,006 | $7.20K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1,014 | $7.26K | 0.00% | −573−36.1% | Reduced |
| MV Capital Management, Inc. | 1,131 | $8.10K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,181 | $8.46K | 0.00% | −161−12.0% | Reduced |
| Royal London Asset Management Ltd | 1,550 | $11.1K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 1,804 | $12.9K | 0.00% | −67−3.6% | Reduced |
| Russell Investments Group, Ltd. | 1,816 | $13.0K | 0.00% | +48+2.7% | Added |
| Legal & General Group Plc | 1,890 | $13.6K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,989 | $14.2K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 4,203 | $30.1K | 0.00% | −15,700−78.9% | Reduced |
| BNP Paribas Arbitrage, SA | 4,662 | $33.4K | 0.00% | −141−2.9% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 4,890 | $35.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 5,718 | $41.0K | 0.00% | +5,069+781.0% | Added |
| Tower Research Capital LLC (TRC) | 6,566 | $47.0K | 0.00% | +4,703+252.4% | Added |
| Wells Fargo & Company | 8,253 | $59.1K | 0.00% | −16,233−66.3% | Reduced |
| Vanguard Global Advisers, LLC | 9,477 | $67.9K | 0.00% | +9,477 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 10,186 | $72.9K | 0.00% | +238+2.4% | Added |
| Callan Family Office, LLC | 10,451 | $74.8K | 0.00% | +144+1.4% | Added |
| FMR LLC | 10,765 | $77.1K | 0.00% | +780+7.8% | Added |
| Pathstone Holdings, LLC | 10,825 | $77.5K | 0.00% | 00.0% | Unchanged |
| Almanack Investment Partners, LLC. | 10,905 | $78.1K | 0.01% | +10,905 | New |
| Jane Street Group, LLC | 10,933 | $78.3K | 0.00% | −34,025−75.7% | Reduced |
| Mirabella Financial Services LLP | 11,255 | $80.6K | 0.01% | +11,255 | New |
| Intech Investment Management LLC | 12,193 | $87.3K | 0.00% | +12,193 | New |
| MetLife Investment Management | 12,472 | $89.3K | 0.00% | +12,472 | New |
| XTX Topco Ltd | 12,535 | $89.8K | 0.00% | +12,535 | New |
| Price T Rowe Associates Inc | 12,764 | $92.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 13,512 | $96.7K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 16,090 | $96.9K | 0.00% | −1,800−10.1% | Reduced |
| Susquehanna International Group, LLP | 15,188 | $108.7K | 0.00% | +15,188 | New |
| Neuberger Berman Group LLC | 16,337 | $117.0K | 0.00% | −83−0.5% | Reduced |
| Wellington Management Group LLP | 19,074 | $136.6K | 0.00% | −1,971−9.4% | Reduced |
| Hilltop Holdings Inc. | 20,600 | $147.5K | 0.01% | +20,600 | New |
| Stephens Inc | 23,536 | $168.5K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 28,421 | $203.5K | 0.00% | −29,764−51.2% | Reduced |
| Empowered Funds, LLC | 28,670 | $205.3K | 0.00% | −14,000−32.8% | Reduced |
| Rhumbline Advisers | 28,672 | $205.3K | 0.00% | −333−1.1% | Reduced |
| Invesco Ltd. | 29,306 | $209.8K | 0.00% | −285−1.0% | Reduced |
| Bryn Mawr Trust Co | 38,567 | $276.1K | 0.01% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 38,722 | $277.0K | 0.02% | +3,067+8.6% | Added |
| Perennial Advisors, LLC | 46,038 | $329.6K | 0.06% | 00.0% | Unchanged |
| Bank of America Corp | 46,089 | $330.0K | 0.00% | −14,512−23.9% | Reduced |
| American Century Companies Inc | 47,725 | $341.7K | 0.00% | −307−0.6% | Reduced |
| Bank of New York Mellon Corp | 53,553 | $383.4K | 0.00% | +3,937+7.9% | Added |
| Charles Schwab Investment Management Inc | 58,210 | $416.8K | 0.00% | −3,241−5.3% | Reduced |
| D. E. Shaw & Co., Inc. | 59,650 | $427.1K | 0.00% | +4,130+7.4% | Added |
| Bridgeway Capital Management, LLC | 64,070 | $458.7K | 0.01% | −14,000−17.9% | Reduced |
| UBS Group AG | 65,057 | $465.8K | 0.00% | +54,851+537.4% | Added |
| Nuveen, LLC | 70,360 | $503.8K | 0.00% | +646+0.9% | Added |
| Goldman Sachs Group Inc | 89,776 | $642.8K | 0.00% | −20,703−18.7% | Reduced |
| Citadel Advisors LLC | 119,468 | $855.4K | 0.00% | +74,085+163.2% | Added |
| Renaissance Technologies LLC | 120,400 | $862.1K | 0.00% | +2,100+1.8% | Added |
| Vanguard Portfolio Management LLC | 126,504 | $905.8K | 0.00% | +126,504 | New |
| HighTower Advisors, LLC | 128,775 | $922.0K | 0.00% | −823−0.6% | Reduced |
| Vanguard Fiduciary Trust Co | 134,348 | $961.9K | 0.00% | +134,348 | New |
| JPMorgan Chase & Co | 147,275 | $1.10M | 0.00% | −22,805−13.4% | Reduced |
| Northern Trust Corp | 195,091 | $1.40M | 0.00% | +12,118+6.6% | Added |
| Semper Augustus Investments Group LLCSuperinvestorSemper Augustus | 208,175 | $1.49M | 0.18% | 00.0% | Unchanged |
| Glenorchy Capital Ltd | 210,927 | $1.51M | 0.82% | +18,124+9.4% | Added |
| Oppenheimer & Co Inc | 223,000 | $1.60M | 0.02% | +2,500+1.1% | Added |
| Morgan Stanley | 252,311 | $1.81M | 0.00% | +4,536+1.8% | Added |
| First Manhattan Co | 320,585 | $2.30M | 0.01% | −58,160−15.4% | Reduced |
| Cerity Partners LLC | 434,932 | $3.11M | 0.00% | −1390.0% | Reduced |
| State Street Corp | 498,529 | $3.57M | 0.00% | −34,898−6.5% | Reduced |
| Geode Capital Management, LLC | 503,611 | $3.61M | 0.00% | +17,881+3.7% | Added |
| Robotti Robert | 767,946 | $5.50M | 0.86% | −75,000−8.9% | Reduced |
| Vanguard Capital Management LLC | 1,017,787 | $7.29M | 0.00% | +1,017,787 | New |
| First Eagle Investment Management, LLC | 1,070,489 | $7.66M | 0.01% | −40,678−3.7% | Reduced |
| Dimensional Fund Advisors LP | 1,252,720 | $8.97M | 0.00% | −31,284−2.4% | Reduced |
| Oppenheimer & Close, LLC | 1,381,367 | $9.89M | 6.24% | +827,534+149.4% | Added |
| BlackRock, Inc. | 1,539,507 | $11.0M | 0.00% | −21,273−1.4% | Reduced |
| Epacria Capital Partners, LLC | 0 | $0 | 0.00% | −155,230−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −13,538−100.0% | Sold out |
| Levin Capital Strategies, L.P. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −3,497−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −814−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −686−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −435−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −292−100.0% | Sold out |