SEACOR Marine GC sells 4,116 shares at $10

A senior executive at SEACOR Marine executed a pre-planned Rule 10b5-1 sale of common stock and retains a substantial direct holding.

Rhea-AI Filing Summary

SEACOR Marine Holdings Inc. (SMHI) reported that Everett Andrew H II, its Sr. VP, General Counsel & Secretary, sold 4,116 shares of common stock on September 2, 2026 at $10.00 per share, and now holds 194,279 shares directly. The sale occurred automatically under a Rule 10b5-1 trading plan adopted on March 9, 2026.

Insider Trade Summary 10b5-1

Net Seller: 4,116 shares

Net Sell 1 txn

Insider Everett Andrew H II

Role Sr. VP, General Counsel & Secy

Sold 4,116 shs ($41K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1	4,116	$10.00	$41K

Holdings After Transaction: Common Stock — 194,279 shares (Direct)

Footnotes (1)

1. F1. The reported sale of 4,116 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 9, 2026.

Key Figures

Shares sold: 4,116 shares Sale price per share: $10.00 per share Transaction value: $41,160 +2 more

5 metrics

Shares sold 4,116 shares Sale of common stock on September 2, 2026

Sale price per share $10.00 per share Price for the 4,116 shares sold on September 2, 2026

Transaction value $41,160 4,116 shares sold at $10.00 per share

Shares held after sale 194,279 shares Direct holdings of Everett Andrew H II following the sale

Rule 10b5-1 plan adoption date March 9, 2026 Date the insider adopted the trading plan used for the sale

Key Terms

Rule 10b5-1 trading plan, open market or private transaction, Sr. VP, General Counsel & Secy

3 terms

Rule 10b5-1 trading plan regulatory

"The reported sale of 4,116 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open market or private transaction financial

"Sale in open market or private transaction"

Sr. VP, General Counsel & Secy other

"Everett Andrew H II serves as Sr. VP, General Counsel & Secy"

FAQ

What insider transaction did SEACOR Marine (SMHI) disclose in this Form 4?

SEACOR Marine disclosed that Sr. VP, General Counsel & Secretary Everett Andrew H II sold 4,116 shares of common stock on September 2, 2026 at $10.00 per share, in an open market or private transaction, under a pre-arranged Rule 10b5-1 trading plan.

How many SEACOR Marine (SMHI) shares does the insider hold after this sale?

After the reported sale, Everett Andrew H II directly holds 194,279 shares of SEACOR Marine common stock. This figure reflects his direct ownership position immediately following the September 2, 2026 transaction.

What was the total dollar value of the SEACOR Marine (SMHI) shares sold?

The reported sale involved 4,116 shares at $10.00 per share, for a total transaction value of $41,160. This was a single sale of common stock on September 2, 2026.

Was the SEACOR Marine (SMHI) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states the 4,116-share sale occurred automatically under a Rule 10b5-1 trading plan adopted by Everett Andrew H II on March 9, 2026, indicating the trade was pre-arranged rather than opportunistic.

Who is the insider involved in this SEACOR Marine (SMHI) Form 4 filing?

The insider is Everett Andrew H II, who serves as SEACOR Marine Holdings Inc.’s Sr. VP, General Counsel & Secretary. He reported one sale of common stock and continues to hold a direct equity position in the company.

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Available on EDGAR 09/04/2026 - 04:35 PM Accepted by SEC EDGAR 09/04/2026 - 04:35 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Everett Andrew H II

(Last) (First) (Middle)

C/O SEACOR MARINE HOLDINGS INC.

12121 WICKCHESTER LANE, SUITE 500

(Street)

HOUSTON TEXAS 77079

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SEACOR Marine Holdings Inc. [ SMHI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr. VP, General Counsel & Secy

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/02/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/02/2026		S		4,116	D	$10	194,279	D(1)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The reported sale of 4,116 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 9, 2026.

	/s/ Andrew H. Everett II	09/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)