OIL STATES director granted 16,760 restricted shares

Vanderhider Hallie A. reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Vanderhider Hallie A. reported acquisition or exercise transactions in this Form 4 filing.

OIL STATES INTERNATIONAL, INC director Hallie A. Vanderhider received a grant of 16,760 shares of restricted common stock on May 12, 2026 at a stated price of $0.00 per share. This award was made under the Company’s Second Amended and Restated Equity Participation Plan and will vest on the day before the Company’s 2027 Annual Stockholders meeting.

Following this grant, Vanderhider directly owns 160,866 shares of the Company’s common stock, reflecting an increase in her equity-based compensation position rather than an open-market purchase.

Insider Trade Summary

Grant/Award: 16,760 shares

Grant/Award 1 txn

Insider Vanderhider Hallie A.

Role Director

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

Holdings After Transaction: Common Stock — 160,866 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 stock award: 16,760 shares Grant price: $0.00 per share Shares owned after grant: 160,866 shares

3 metrics

Restricted stock award 16,760 shares Common Stock grant on May 12, 2026

Grant price $0.00 per share Restricted common stock award

Shares owned after grant 160,866 shares Total direct common stock holdings after award

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) disclose in this Form 4 for Hallie A. Vanderhider?

OIL STATES INTERNATIONAL reported that director Hallie A. Vanderhider received 16,760 shares of restricted common stock as an equity award. The shares were granted at a stated price of $0.00 per share and are part of her compensation rather than an open-market transaction.

How many OIL STATES INTERNATIONAL (OIS) shares did Hallie A. Vanderhider receive and at what price?

Hallie A. Vanderhider received 16,760 shares of OIL STATES INTERNATIONAL common stock as a restricted stock award. The grant was recorded at a price of $0.00 per share, which is typical for compensation awards rather than purchases on the open market.

When do Hallie A. Vanderhider’s restricted OIL STATES INTERNATIONAL (OIS) shares vest?

The restricted common stock award to Hallie A. Vanderhider will vest on the day before OIL STATES INTERNATIONAL’s 2027 Annual Stockholders meeting. This means the shares become fully owned at that time, assuming she continues to meet the plan’s service or other conditions.

How many OIL STATES INTERNATIONAL (OIS) shares does Hallie A. Vanderhider own after this Form 4 transaction?

After the reported award, Hallie A. Vanderhider directly owns 160,866 shares of OIL STATES INTERNATIONAL common stock. This total includes the newly granted 16,760 restricted shares, which will vest just before the company’s 2027 Annual Stockholders meeting under the equity plan.

Is Hallie A. Vanderhider’s OIL STATES INTERNATIONAL (OIS) Form 4 transaction a market buy or sell?

The Form 4 shows a grant of restricted common stock to Hallie A. Vanderhider, not a market buy or sell. The transaction is coded as an award acquisition, reflecting equity compensation under the company’s Second Amended and Restated Equity Participation Plan.

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

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Accepted by SEC EDGAR 05/13/2026 - 10:36 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^*

Vanderhider Hallie A.

(Last) (First) (Middle)

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	160,866	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)