Gregory Scott Rossmiller

CIK: 0001737606

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (27.3%)

Position reduction

Option Exercises (M)2 (18.2%)

Derivative conversions

Awards (A)2 (18.2%)

Compensation grants

Other (G, F, J, C, D, …)4 (36.4%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

SMHI

SEACOR Marine Holdings Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

SMHI
SEACOR Marine Holdings Inc.
Jul 15, 2026
Sale(S)
Direct
3.2K shares at avg. $8.50$27K
SMHI
SEACOR Marine Holdings Inc.
Jun 16, 2026
Sale(S)
Direct
9.6K shares at avg. $7.17$69K
SMHI
SEACOR Marine Holdings Inc.
Jun 15, 2026
Sale(S)
Direct
9.7K shares at avg. $7.27$70K
SMHI
SEACOR Marine Holdings Inc.
Mar 7, 2026
Tax Payment(F)
Direct
1.5K shares at avg. $7.31$11K
SMHI
SEACOR Marine Holdings Inc.
Mar 7, 2026
Exercise(M)
Direct
3.7K shares-
SMHI
SEACOR Marine Holdings Inc.
Mar 4, 2026
Tax Payment(F)
Direct
24.9K shares at avg. $7.63$190K
SMHI
SEACOR Marine Holdings Inc.
Feb 27, 2026
Award(A)
Direct
34.2K shares-
SMHI
SEACOR Marine Holdings Inc.
Mar 11, 2025
Tax Payment(F)
Direct
7.9K shares at avg. $5.08$40K
SMHI
SEACOR Marine Holdings Inc.
Mar 11, 2025
Exercise(M)
Direct
20.1K shares-
SMHI
SEACOR Marine Holdings Inc.
Mar 4, 2025
Tax Payment(F)
Direct
25.1K shares at avg. $5.26$132K
SMHI
SEACOR Marine Holdings Inc.
Feb 28, 2025
Award(A)
Direct
71.2K shares-

		Type	Shares	Price		Ownership
Jul 15, 2026	SMHI SEACOR Marine Holdings Inc.	Sale(S)	3,223	$8.50	$27,396	Direct
Jun 16, 2026	SMHI SEACOR Marine Holdings Inc.	Sale(S)	9,601	$7.17	$68,839	Direct
Jun 15, 2026	SMHI SEACOR Marine Holdings Inc.	Sale(S)	9,670	$7.27	$70,301	Direct
Mar 7, 2026	SMHI SEACOR Marine Holdings Inc.	Tax Payment(F)	1,464	$7.31	$10,702	Direct
Mar 7, 2026	SMHI SEACOR Marine Holdings Inc.	Exercise(M)	3,719	-	$0	Direct
Mar 4, 2026	SMHI SEACOR Marine Holdings Inc.	Tax Payment(F)	24,933	$7.63	$190,239	Direct
Feb 27, 2026	SMHI SEACOR Marine Holdings Inc.	Award(A)	34,215	-	$0	Direct
Mar 11, 2025	SMHI SEACOR Marine Holdings Inc.	Tax Payment(F)	7,902	$5.08	$40,142	Direct
Mar 11, 2025	SMHI SEACOR Marine Holdings Inc.	Exercise(M)	20,080	-	-	Direct
Mar 4, 2025	SMHI SEACOR Marine Holdings Inc.	Tax Payment(F)	25,076	$5.26	$131,900	Direct
Feb 28, 2025	SMHI SEACOR Marine Holdings Inc.	Award(A)	71,205	-	-	Direct

1-11 of 11 transactions

About Rossmiller Gregory Scott

Rossmiller Gregory Scott (SEC CIK 0001737606) files insider reports with the SEC as SVP & CAO of SEACOR Marine Holdings Inc. (SMHI).

Signal8 holds 8 ownership filings by Rossmiller Gregory Scott, all Form 4s, filed between Mar 4, 2025 and Jul 17, 2026. Those filings report 11 transactions, from Feb 28, 2025 to Jul 15, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Rossmiller Gregory Scott's filings is in HOUSTON, TX.

Recent filings by Rossmiller Gregory Scott

Jul 15, 2026: Open-market sale of SMHI shares (Form 4, code S).
Jun 16, 2026: Open-market sale of SMHI shares (Form 4, code S).
Jun 15, 2026: Open-market sale of SMHI shares (Form 4, code S).
Mar 7, 2026: Tax withholding of SMHI shares (Form 4, code F).
Mar 7, 2026: Option exercise of SMHI shares (Form 4, code M).

Other insiders filing for SEACOR Marine Holdings Inc. (SMHI)

Everett Andrew H II, Sr. VP, General Counsel & Secy
Llorca Jesus, EVP & CFO
Persily Julie, Director
Regan Robert Christopher, Director
MORSE ANDREW R, Director
Miguel Bejos Alfredo, Director

How to read Form 4 transaction codes