Company: NINE
Filing Date: 2025-03-06
Form Type: DEF 14A
Source: 0001193125-25-048494
Chunk: 22

Company: Nine Energy Service, Inc.
Filing Date: 2025-03-06
Form: DEF 14A
Chunk 22
---
 wishing to submit recommendations for director candidates for consideration by the Nominating, Governance and Compensation Committee must provide the following information in writing to the attention of the Secretary of the Company by certified or registered mail:

| • |     | the name, age, business address and residence address of the nominee and the name and address of the stockholder making the nomination; |

| • |     | the principal occupation or employment of the nominee; |

| • |     | the number of shares of each class or series of our capital stock beneficially owned by the nominee and the stockholder and the period for which those shares have been owned; and |

| • |     | any other information the stockholder may deem relevant to the Nominating, Governance and Compensation Committee’s evaluation. |

To be considered by the Nominating, Governance and Compensation Committee for the Company’s 2026 Annual Meeting of Stockholders, a director candidate recommendation must be received by the Secretary of the Company within the time period set forth in “Proposals of Stockholders.” Insider Trading Policy The Company has adopted an insider trading policythat governs the purchase, sale and other dispositions of the Company’s securities by its directors, officers and employees, a copy of which is filed as Exhibit 19.1 to the Annual Report on Form 10-Kfor the fiscal year ended December 31, 2024 and which the Company believes is reasonably designed to promote compliance with insider trading laws, rules and regulations as well as the applicable rules and regulations of the NYSE. In addition, with regard to the Company’s trading in its own securities, it is the Company’s policy to comply with the federal securities laws as well as the applicable rules and regulations of the NYSE. Corporate Governance Documents Please visit our investor relations website at https://investor.nineenergyservice.com, “Corporate Governance,” for additional information on our corporate governance, including:

| • |     | our Third Amended and Restated Certificate of Incorporation and Fourth Amended and Restated Bylaws (our “Bylaws”); |

| • |     | our Corporate Governance Guidelines, which includes policies on stockholder communications with the Board, director qualification standards and responsibilities, meetings of the Board, director attendance at our annual meetings, management evaluation and succession planning; |

18

| • |     | our Corporate Code of Business Conduct and Ethics, our Financial Code of Ethics and our Clawback Policy; and |

| • |     | the charters approved by the Board for the Audit Committee and