NINE trims board; Schwinger to lead Audit Committee

Rhea-AI Filing Summary

Nine Energy Service announced a board change. Richard A. Burnett resigned from the board effective November 9, 2025, and the company stated his departure was not due to any disagreement on operations, policies, or practices. Effective November 10, 2025, the board size was reduced from six to five. Chairman Scott E. Schwinger was appointed to the Audit Committee and named its Chair, effective the same date.

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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): November 9, 2025

NINE ENERGY SERVICE, INC.

(Exact name of registrant as specified in its charter)

Delaware		001-38347		80-0759121
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

2001 Kirby Drive, Suite 200 Houston, Texas		77019
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (281) 730-5100

Not Applicable

(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:

☐ 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, par value $0.01 per share		NINE		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 November 9, 2025, Richard A. Burnett notified Nine Energy Service, Inc. (the “Company”) of his decision to resign from the board of directors of the Company (the “Board”), effective as of the end of such date. Mr. Burnett’s decision to resign from the Board was not due to any disagreement with the Company on any matter relating to the Company’s operations, policies or practices.

In connection with Mr. Burnett’s resignation, the size of the Board has been reduced from six members to five members, effective as of November 10, 2025. In addition, Scott E. Schwinger, the Chairman of the Board, has been appointed as a member and as the Chair of the Board’s Audit Committee, effective as of November 10, 2025, to replace Mr. Burnett.

SIGNATURES

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

Dated: November 13, 2025				NINE ENERGY SERVICE, INC.
				By:		/s/ Theodore R. Moore
						Theodore R. Moore  Executive Vice President, General Counsel and Secretary

FAQ

What did NINE disclose in this 8-K?

NINE reported the resignation of director Richard A. Burnett, a reduction of the board from six to five members, and the appointment of Scott E. Schwinger as Audit Committee Chair.

Did Richard A. Burnett resign due to a disagreement with NINE?

No. The company stated his resignation was not due to any disagreement regarding operations, policies, or practices.

When did the board changes at NINE take effect?

Burnett’s resignation was effective November 9, 2025. The board size change and Audit Committee appointments were effective November 10, 2025.

Who is NINE’s new Audit Committee Chair?

Scott E. Schwinger, the Chairman of the Board, was appointed as a member and as Chair of the Audit Committee effective November 10, 2025.

What is NINE’s updated board size?

The board was reduced from six to five members effective November 10, 2025.

What exchange does NINE trade on and under what symbol?

NINE’s common stock trades on the New York Stock Exchange under the symbol NINE.