[Form 4] Cactus, Inc. Insider Trading Activity

Rhea-AI Filing Summary

William D. Marsh, GC, EVP and Secretary of Cactus, Inc. (WHD), reported an insider sale on 09/09/2025. He disposed of 10,172 shares of Class A common stock at $41.32 per share, leaving him with 11,088 shares beneficially owned after the transaction.

Insights

Securities Analyst

TL;DR: Officer sold a modest stake; transaction is disclosed and reduces direct holdings to 11,088 shares.

The Form 4 shows a straightforward open-market sale by William D. Marsh on 09/09/2025: 10,172 Class A shares sold at $41.32 each. This is a standard insider disclosure indicating a reduction in direct ownership from the prior level to 11,088 shares. There are no derivative transactions or plan-related notations on this filing, and no other contextual details (e.g., reason for sale) are provided in the document.

Corporate Governance Expert

TL;DR: Routine Section 16 sale by an officer; filing appears complete and properly signed.

The filing identifies Marsh as an officer and director and includes a manual signature dated 09/09/2025. The disclosure meets the basic requirements for reporting a change in beneficial ownership under Section 16. The filing contains no indications of Rule 10b5-1 plan usage or related-party transactions, and it does not report any derivative activity.

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).

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^*

MARSH WILLIAM D

(Last) (First) (Middle)

920 MEMORIAL CITY WEST

(Street)

HOUSTON TX 77024

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Cactus, Inc. [ WHD ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	GC, EVP and Secretary

3. Date of Earliest Transaction (Month/Day/Year)
09/09/2025

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

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

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

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
Class A Common Stock	09/09/2025		S		10,172	D	$41.32	11,088	D

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:

Remarks:

	/s/ William D. Marsh	09/09/2025
	** 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.

FAQ

What did William D. Marsh (WHD) report on the Form 4?

He reported a sale of 10,172 Class A shares at $41.32 per share on 09/09/2025, leaving 11,088 shares owned.

What is William D. Marsh's role at Cactus, Inc. (WHD)?

The Form 4 lists him as a Director and an Officer with the titles GC, EVP and Secretary.

Does the Form 4 show any derivative transactions or 10b5-1 plan notation?

No. The filing shows only a non-derivative sale and contains no notation indicating a 10b5-1 plan or derivative activity.

When was the Form 4 signed?

The signature block shows the form was signed by William D. Marsh on 09/09/2025.

How many shares does Marsh own after the reported sale?

He beneficially owns 11,088 Class A common shares following the transaction.