Oil States director granted 16,760 restricted shares

Castillo-Rhodes Denise reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Castillo-Rhodes Denise reported acquisition or exercise transactions in this Form 4 filing.

Oil States International director Denise Castillo‑Rhodes received an equity grant of 16,760 shares of common stock as compensation. The award is a restricted common stock grant with no cash price per share and increases her direct holdings to 140,710 shares. According to the plan terms, these restricted shares vest the day before the company’s 2027 Annual Stockholders meeting, aligning her incentives with long‑term shareholder interests rather than reflecting an open‑market purchase or sale.

Insider Trade Summary

Grant/Award: 16,760 shares

Grant/Award 1 txn

Insider Castillo-Rhodes Denise

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	16,760	$0.00	$0.00

Holdings After Transaction: Common Stock — 140,710 shares (Direct)

Footnotes (1)

1. F1. Restricted common stock award under the Company's Second Amended and Restated Equity Participation Plan that vests on the day before the Company's 2027 Annual Stockholders meeting.

Key Figures

Restricted shares granted: 16,760 shares Holdings after grant: 140,710 shares Grant price per share: $0.00 per share

3 metrics

Restricted shares granted 16,760 shares Restricted common stock award to director on 2026-05-12

Holdings after grant 140,710 shares Total direct common stock held by Denise Castillo‑Rhodes after transaction

Grant price per share $0.00 per share Equity compensation award, no cash consideration

Key Terms

Restricted common stock award, Second Amended and Restated Equity Participation Plan, Annual Stockholders meeting

3 terms

Restricted common stock award financial

"Restricted common stock award under the Company's Second Amended and Restated Equity Participation Plan"

Second Amended and Restated Equity Participation Plan financial

"under the Company's Second Amended and Restated Equity Participation Plan that vests"

Annual Stockholders meeting financial

"that vests on the day before the Company's 2027 Annual Stockholders meeting"

FAQ

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

What did Oil States International (OIS) director Denise Castillo‑Rhodes report in this Form 4?

Denise Castillo‑Rhodes reported receiving a grant of 16,760 shares of Oil States International common stock. The shares are a restricted stock award granted at no cash cost, reflecting equity compensation rather than an open‑market transaction.

Is the Form 4 transaction for Oil States International (OIS) a buy or sell of shares?

The Form 4 shows an acquisition through a grant/award, not a market buy or sell. Castillo‑Rhodes received 16,760 restricted shares as compensation, coded as transaction type A, with no price per share reported.

How many Oil States International (OIS) shares does Denise Castillo‑Rhodes hold after this grant?

After the restricted stock award, Denise Castillo‑Rhodes directly holds 140,710 shares of Oil States International common stock. This figure includes the newly granted 16,760 restricted shares reported in the current Form 4 filing.

When do the newly granted Oil States International (OIS) restricted shares vest?

The 16,760 restricted common shares granted to Denise Castillo‑Rhodes vest on the day before Oil States International’s 2027 Annual Stockholders meeting. Until vesting, the award remains subject to the company’s equity plan conditions.

What plan governs the restricted stock award reported for Oil States International (OIS)?

The restricted stock grant was made under Oil States International’s Second Amended and Restated Equity Participation Plan. This plan provides for equity‑based compensation, including restricted common stock awards to directors and other eligible participants.

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

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Accepted by SEC EDGAR 05/13/2026 - 10:21 AM 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).

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^*

Castillo-Rhodes Denise

(Last) (First) (Middle)

THREE ALLEN CENTER

333 CLAY STREET, SUITE 4620

(Street)

HOUSTON TEXAS 77002

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
OIL STATES INTERNATIONAL, INC [ OIS ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/12/2026

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(1)	05/12/2026		A		16,760	A	$0	140,710	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:

1. Restricted common stock award under the Company's Second Amended and Restated Equity Participation Plan that vests on the day before the Company's 2027 Annual Stockholders meeting.

Remarks:

	Brian E. Taylor, pursuant to power of attorney	05/13/2026
	** 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)