SEACOR Marine Ownership | Who Owns SEACOR Marine?


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SEACOR Marine Ownership Summary


SEACOR Marine is owned by 43.18% institutional investors, 19.93% insiders, and 36.90% retail investors. Blackrock is the largest institutional shareholder, holding 6.17% of SMHI shares. First Eagle Small Cap Opportunity I is the top mutual fund, with 3.50% of its assets in SEACOR Marine shares.

SMHI Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockSEACOR Marine43.18%19.93%36.90%
SectorIndustrials Stocks 49.74%15.78%34.48%
IndustryMarine Shipping Stocks16.76%32.51%50.73%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock1.69M6.17%$22.75M
Blackrock funding, inc. /de1.54M5.87%$11.02M
Oppenheimer & close1.38M5.27%$9.89M
Vanguard group1.27M4.97%$7.67M
Dimensional fund advisors lp1.25M4.78%$8.97M
First eagle investment management1.07M4.08%$7.66M
Robotti robert767.95K2.93%$5.50M
Geode capital management503.61K1.92%$3.61M
State street498.53K1.90%$3.57M
Cerity partners434.93K1.66%$3.11M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Oppenheimer & close1.38M6.24%$9.89M
Robotti robert767.95K0.86%$5.50M
Herr investment group247.36K0.22%$3.34M
Semper augustus investments group208.18K0.18%$1.49M
Glenorchy capital210.93K0.09%$1.51M
Perennial advisors46.04K0.06%$329.63K
Oppenheimer223.00K0.02%$1.60M
Gsa capital partners llp38.72K0.02%$277.00K
Hilltop20.60K0.01%$147.50K
Almanack investment partners, llc.10.90K0.01%$78.08K

Top Buyers

HolderShares% AssetsChange
Oppenheimer & close1.38M6.24%827.53K
Herr investment group247.36K0.22%247.36K
Vanguard fiduciary trust134.35K0.00%134.35K
Citadel advisors119.47K0.00%74.08K
Ubs group65.06K0.00%54.85K

Top Sellers

HolderShares% AssetsChange
Carlyle group---1.36M
Royce & associates lp---216.96K
Epacria capital partners---155.23K
Hartree partners, lp---143.63K
Flat footed---124.68K

New Positions

HolderShares% AssetsChangeValue
Herr investment group247.36K0.22%247.36K$3.34M
Vanguard fiduciary trust134.35K0.00%134.35K$961.93K
Hilltop20.60K0.01%20.60K$147.50K
Xtx topco12.54K0.00%12.54K$89.75K
Mirabella financial services llp11.26K0.01%11.26K$80.59K

Sold Out

HolderChange
Quest partners-1.00
Point72 asia (singapore) pte.-5.00
Nelson, van denburg & campbell wealth management group-5.00
Capital performance advisors llp-6.00
Transamerica financial advisors-8.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Mar 31, 2026843.70%11,322,0660.56%432.24%3977.27%28-17.65%
Dec 31, 202519-78.89%3,585,654-69.09%130.69%5-86.11%8-74.19%
Sep 30, 202531-59.21%3,296,361-71.17%120.65%10-61.54%9-70.97%
Jun 30, 202581-8.99%11,841,748-13.05%461.94%27-32.50%3525.00%
Mar 31, 20253-96.77%380,366-97.17%10.06%1-98.11%1-95.00%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
First Eagle Small Cap Opportunity I943.40K3.50%-
First Eagle US Small Cap Strategy943.40K3.49%-38.31K
Vanguard Total Stock Mkt Idx Inv765.61K2.84%-
Vanguard US Total Market Shares ETF756.00K2.73%-
Robotti Value Equity SMA540.89K2.01%540.89K
iShares Russell 2000 ETF509.97K1.88%4.28K
Invesco Dorsey Wright SmallCap Momt ETF340.03K1.23%-
DFA US Small Cap Value I241.37K0.89%-42.17K
Vanguard Institutional Extnd Mkt Idx Tr223.44K0.83%9.80K
Royce Micro Cap Trust216.96K0.79%-

Recent Insider Transactions


DateNameRoleActivityValue
Nov 11, 2025Persily Julie-Sell$52.18K
Jul 16, 2024Everett Andrew H II Sr. VP, General Counsel & SecySell$69.74K
Jul 16, 2024Rossmiller Gregory Scott SVP & CAOSell$129.43K
Jul 16, 2024Llorca Jesus EVP & CFOSell$212.52K
May 09, 2024Persily Julie-Sell$99.45K

Insider Transactions Trends


DateBuySell
2026 Q1--
2025 Q4-1
2025 Q2--
2025 Q1--
2024 Q3-3

SMHI Ownership FAQ


Who Owns SEACOR Marine?

SEACOR Marine shareholders are primarily institutional investors at 43.18%, followed by 19.93% insiders and 36.89% retail investors. The average institutional ownership in SEACOR Marine's industry, Marine Shipping Stocks, is 16.76%, which SEACOR Marine exceeds.

Who owns the most shares of SEACOR Marine?

SEACOR Marine’s largest shareholders are Blackrock (1.69M shares, 6.17%), Blackrock funding, inc. /de (1.54M shares, 5.87%), and Oppenheimer & close (1.38M shares, 5.27%). Together, they hold 17.31% of SEACOR Marine’s total shares outstanding.

Does Blackrock own SEACOR Marine?

Yes, BlackRock owns 6.17% of SEACOR Marine, totaling 1.69M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 22.75M$. In the last quarter, BlackRock decreased its holdings by -1.406K shares, a -0.08% change.

Who is SEACOR Marine’s biggest shareholder by percentage of total assets invested?

Oppenheimer & close is SEACOR Marine’s biggest shareholder by percentage of total assets invested, with 6.24% of its assets in 1.38M SEACOR Marine shares, valued at 9.89M$.

Who is the top mutual fund holder of SEACOR Marine shares?

First Eagle Small Cap Opportunity I is the top mutual fund holder of SEACOR Marine shares, with 3.50% of its total shares outstanding invested in 943.4K SEACOR Marine shares.

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