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Who

Gregory Scott Rossmiller

SVP & CAO

Company insider

Files Form 4 as: SVP & CAO, SEACOR Marine Holdings.

In numbers

Trades disclosed
60
Buys
0
Sells
7
Bought
$0
Sold
$1.2M
Companies
1
Companies where not an officer
0
First trade
24 Apr 2018
Last trade
30 Jul 2026
Last filed
31 Jul 2026

Companies traded

Where they are an officer
SMHI SEACOR Marine HoldingsOfficer · Marine Shipping · last 30 Jul 20260 buys · 7 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
20Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
30 Jul 2026filed 31 Jul 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$111K12,741 at $8.74filing
30 Jul 2026filed 31 Jul 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$143K15,000 at $9.52filing
30 Jul 2026filed 31 Jul 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$111K12,741 at $8.74filing
30 Jul 2026filed 31 Jul 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$143K15,000 at $9.52filing
15 Jul 2026filed 17 Jul 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$27K3,223 at $8.50filing
15 Jul 2026filed 17 Jul 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$27K3,223 at $8.50filing
16 Jun 2026filed 16 Jun 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$69K9,601 at $7.17filing
16 Jun 2026filed 16 Jun 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$69K9,601 at $7.17filing
15 Jun 2026filed 16 Jun 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$70K9,670 at $7.27filing
15 Jun 2026filed 16 Jun 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Sold$70K9,670 at $7.27filing
7 Mar 2026filed 10 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code M—3,719filing
7 Mar 2026filed 10 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code F$11K1,464 at $7.31filing
7 Mar 2026filed 10 Mar 2026SMHI SEACOR Marine Holdingsoption or derivative · Marine ShippingSEC FORM 4 Code M—3,719 at $0.00filing
7 Mar 2026filed 10 Mar 2026SMHI SEACOR Marine Holdingsoption or derivative · Marine ShippingSEC FORM 4 Code M—3,719 at $0.00filing
7 Mar 2026filed 10 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code M—3,719filing
7 Mar 2026filed 10 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code F$11K1,464 at $7.31filing
4 Mar 2026filed 5 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code F$190K24,933 at $7.63filing
4 Mar 2026filed 5 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code F$190K24,933 at $7.63filing
27 Feb 2026filed 2 Mar 2026SMHI SEACOR Marine HoldingsMarine ShippingSEC FORM 4 Code A—34,215 at $0.00filing
27 Feb 2026filed 2 Mar 2026SMHI SEACOR Marine Holdingsoption or derivative · Marine ShippingSEC FORM 4 Code A—16,420 at $0.00filing

News

Reviewing SEACOR Marine (NYSE:SMHI) & Mammoth Energy Services (NASDAQ:TUSK)SMHI · themarketsdaily.com · 21 Oct 2026SEACOR Marine (NYSE:SMHI) and Mammoth Energy Services (NASDAQ:TUSK) Financial ReviewSMHI · tickerreport.com · 15 Oct 2026

0 headlines in the last 90 days name Gregory Scott Rossmiller; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Industrials7

Buys in green, sells in red, by the company’s sector.

Related people

Andrew H. Everett IISr. VP, General Counsel & Secy · Sr. VP, General Counsel & Secy at SEACOR Marine Holdings, filing Form 4 there in the last year
Jesus LlorcaEVP & CFO · EVP & CFO at SEACOR Marine Holdings, filing Form 4 there in the last year
Julie PersilyDirector · Director at SEACOR Marine Holdings, filing Form 4 there in the last year
Lisa P. YoungDirector · Director at SEACOR Marine Holdings, filing Form 4 there in the last year
Robert Christopher ReganDirector · Director at SEACOR Marine Holdings, filing Form 4 there in the last year