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Every notice on Red Flags →A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.
| Holder | Shares | % of company | Change vs last qtr | 8 quarters | Held since | % of their book |
|---|---|---|---|---|---|---|
|
B
BlackRock, Inc.
|
1.6M | 5.87% | +53.7K (+3.5%) | ≤2021 | 0.0% | |
|
Shares held by quarter
Peak holding1.8M (Q4'24)
Change over 8 quarters−164.5K
Share of the company5.870%
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|
OC
Oppenheimer & Close, LLC
|
1.4M | 5.10% | +2.4K (+0.2%) | ≤2021 | 6.7% | |
|
Shares held by quarter
Peak holding1.4M (Q2'26)
Change over 8 quarters+802.6K
Share of the company5.100%
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28 more super investors behind a free account
See every manager holding SEACOR Marine Holdings Inc, how their position has changed, and how long they've held it.
Sign up free| Fund | Position value | Shares | % of company | % of the fund | As of |
|---|---|---|---|---|---|
|
FE
First Eagle Funds
|
$8.58M | 909.4K | 3.35% | 0.30% | July 31, 2026 |
|
VT
Vanguard Index Funds
|
$5.26M | 687.2K | 2.53% | 0.00% | June 30, 2026 |
23 more funds behind a free account
See every fund holding SEACOR Marine Holdings Inc and how much of the fund the position is.
Sign up free| Holder | Shares | % of company | Change vs last qtr | 8 quarters | Held since | % of their book |
|---|---|---|---|---|---|---|
|
CJ
Chernett Jorey
5%+ holder
13D · 7.2%
|
1.9M | 7.18% | — | — |
— | — |
|
This holder reports through Schedule 13D/G, not a quarterly 13F.
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JM
John M. Gellert
5%+ holder
13D · 5.1%
|
1.4M | 5.25% | — | — |
— | — |
|
This holder reports through Schedule 13D/G, not a quarterly 13F.
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8 more holders behind a free account
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