UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

washington, d.c. 20549

FORM 8-K

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): April 28, 2026

RPC, INC.

(Exact name of registrant as specified in its charter)

Delaware

1-8726

58-1550825

(State or Other Jurisdiction
of Incorporation)

(Commission File Number)

(IRS Employer

Identification No.)

2801 Buford Highway NE, Suite 300, Atlanta, Georgia 30329

(Address of principal executive offices) (zip code)

Registrant's telephone number, including area code: (404) 321-2140

N/A

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.10 par value		RES		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On July 14, 2025, RPC, Inc. (the “Company”) filed a Form 8-K to report that Gary Kolstad had been appointed to the Board as an independent director. At that time, the Company did not know on what, if any, standing Board committees Mr. Kolstad would serve. On April 28, 2026, Mr. Kolstad was reelected to the Board at the 2026 Annual Meeting of stockholders and was subsequently appointed by the Board to serve on the Human Capital Management and Compensation Committee and the Audit Committee of the Board. He will serve as the Chairman of the Human Capital Management and Compensation Committee. The July 14, 2025 Form 8-K is hereby amended to reflect this information.

Item 5.07. Submission of Matters to a Vote of Security Holders.

The 2026 Annual Meeting of Stockholders of the Company was held on April 28, 2026. At the Annual Meeting the stockholders of the Company (i) elected ten Nominees to the Board of Directors; (ii) ratified the appointment of Grant Thornton LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026; (iii) held a non-binding vote on executive compensation; (iv) approved and ratified certain previous grants of performance stock units to our Chief Executive Officer; (v) approved and ratified certain previous grants of performance stock units to our Executive Chairman; and (vi) approved certain amendments to the Company’s 2024 Stock Incentive Plan.

The voting results for each proposal are as follows:

To elect ten Nominees to the Board of Directors:

	For		Against		Abstain		Broker Non-Vote
Director Nominees:
Susan R. Bell		197,093,140		1,414,564		83,313		10,667,743
Patrick J. Gunning		179,174,443		19,345,813		70,761		10,667,743
Richard A. Hubbell		181,429,761		17,090,527		70,728		10,667,744
Gary Kolstad		197,434,616		1,085,641		70,760		10,667,743
Amy R. Kreisler		168,118,985		30,107,361		364,671		10,667,743
Stephen E. Lewis		197,343,897		1,176,261		70,860		10,667,742
Ben M. Palmer		178,317,129		15,657,742		4,616,146		10,667,743
Timothy C. Rollins		171,595,685		26,924,573		70,760		10,667,742
Wesley N. Slagle		177,149,967		16,824,870		4,616,182		10,667,741
John F. Wilson		176,797,400		21,722,833		70,785		10,667,742

To ratify the appointment of Grant Thornton LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026. There were no broker non-votes with respect to this proposal:

For				Against				Abstain
	202,026,703				7,139,463				92,594

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To hold a non-binding vote on executive compensation:

For				Against				Abstain				Broker Non-Vote
	190,731,370				7,647,225				212,420				10,667,745

Intentionally left blank.

To approve and ratify certain previous grants of performance stock units to our Chief Executive Officer:

For				Against				Abstain				Broker Non-Vote
	192,362,100				5,227,438				61,726				11,607,496

To approve and ratify certain previous grants of performance stock units to our Executive Chairman:

For				Against				Abstain				Broker Non-Vote
	192,349,217				5,232,749				69,299				11,607,495

To approve certain amendments to the Company’s 2024 Stock Incentive Plan:

For				Against				Abstain				Broker Non-Vote
	142,609,503				54,634,966				406,797				11,607,494

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, RPC, Inc. has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	RPC, Inc.

Date: April 30, 2026	/s/ Michael L. Schmit
	Michael L. Schmit
	Vice President,
	Chief Financial Officer and Treasurer

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