Cactus director gets RSU grant, 2,524 shares vest

Cactus, Inc. director Melissa Law reported routine equity compensation activity.

Accepted by SEC EDGAR 03/12/2026 - 08:33 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Cactus, Inc. director Melissa Law reported routine equity compensation activity. She received a grant of 2,559 restricted stock units (RSUs) on March 10, 2026, each representing a contingent right to one share of Class A common stock upon vesting.

On the same date, 2,524 RSUs granted on March 10, 2025 vested and were converted into 2,524 shares of Class A common stock at no cash exercise price. Following these transactions, Law directly holds 16,091 shares of Class A common stock and 2,559 unvested RSUs.

Insider Trade Summary

2,524 shares exercised/converted

Exercise 3 txns

Insider Law Melissa

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	2,559	$0.00	$0.00
Exercise	Restricted Stock Units	2,524	$0.00	$0.00
Exercise	Class A Common Stock	2,524	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 2,559 contracts (Direct); Class A Common Stock — 16,091 shares (Direct)

Footnotes (3)

1. F1. Restricted stock units represent a contingent right to receive Class A common stock. Upon vesting, one share of Class A common stock will be delivered for each vested restricted stock unit.
2. F2. On March 10, 2026, the reporting person was granted 2,559 restricted stock units, vesting on the first anniversary of the grant date.
3. F3. On March 10, 2025, the reporting person was granted 2,524 restricted stock units, vesting on the first anniversary of the grant date.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Cactus (WHD) director Melissa Law report?

Melissa Law reported equity compensation activity, including a new grant of 2,559 restricted stock units and the vesting and conversion of 2,524 previously granted RSUs into Class A common stock, all at a per-share price of $0.00.

How many restricted stock units did Melissa Law receive from Cactus (WHD)?

Melissa Law was granted 2,559 restricted stock units on March 10, 2026. These RSUs each represent a contingent right to receive one share of Cactus, Inc. Class A common stock upon vesting, according to the terms described in the filing footnotes.

What happened to Melissa Law’s earlier Cactus (WHD) restricted stock units?

RSUs granted to Melissa Law on March 10, 2025 totaling 2,524 units vested on their first anniversary. Upon vesting, they were converted into 2,524 shares of Cactus, Inc. Class A common stock at a reported price of $0.00 per share.

How many Cactus (WHD) shares does Melissa Law own after these transactions?

After the vesting and conversion of 2,524 RSUs, Melissa Law directly holds 16,091 shares of Cactus, Inc. Class A common stock. She also holds 2,559 unvested restricted stock units representing potential future shares, subject to vesting conditions.

Were any Cactus (WHD) shares sold in Melissa Law’s Form 4 filing?

The Form 4 shows no open-market sales. It reports a grant of 2,559 restricted stock units and the exercise and conversion of 2,524 restricted stock units into Class A common shares, all recorded with a transaction price of $0.00 per share.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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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^*

Law Melissa

(Last) (First) (Middle)

920 MEMORIAL CITY WAY

SUITE 300

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/10/2026

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	03/10/2026		M		2,524	A	(1)	16,091	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
Restricted Stock Units	(1)	03/10/2026		A		2,559		(2)	(2)	Class A Common Stock	2,559	$0	5,083	D
Restricted Stock Units	(1)	03/10/2026		M			2,524	(3)	(3)	Class A Common Stock	2,524	$0	2,559	D

Explanation of Responses:

1. Restricted stock units represent a contingent right to receive Class A common stock. Upon vesting, one share of Class A common stock will be delivered for each vested restricted stock unit.

2. On March 10, 2026, the reporting person was granted 2,559 restricted stock units, vesting on the first anniversary of the grant date.

3. On March 10, 2025, the reporting person was granted 2,524 restricted stock units, vesting on the first anniversary of the grant date.

Remarks:

	/s/ Melissa Law, by William Marsh as attorney-in-fact	03/12/2026
	** 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.