HELIX ENERGY SOLUTIONS GROUP INC 10-Q

Item 5. Other Information (c) On June 18, 2024 , Mr. Owen Kratz , the President and Chief Executive Officer of Helix, adopted an individual stock trading plan for the sale of Helix’s common stock (the “Rule 10b5-1 Sales Plan”) pursuant to the requirements of Exchange Act Rule 10b5-1. Mr. Kratz’s Rule 10b5-1 Sales Plan, which has a term of one year beginning September 17, 2024, provides for the sale of up to 684,754 shares of common stock pursuant to the terms of the Rule 10b5-1 Sales Plan. During the three-month period ended June 30, 2024, no other director or “officer” of Helix adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K. ​ Item 6. Exhibits ​ ​ ​ ​ ​ ​ Exhibit Number Description Filed or Furnished Herewith or Incorporated by Reference from the Following Documents (Registration or File Number) 3.1 ​ 2005 Amended and Restated Articles of Incorporation, as amended, of Helix Energy Solutions Group, Inc. ​ Exhibit 3.1 to the Current Report on Form 8-K filed on March 1, 2006 (000-22739) 3.2 ​ Second Amended and Restated By-Laws of Helix Energy Solutions Group, Inc., as amended. ​ Exhibit 3.1 to the Current Report on Form 8-K filed on September 28, 2006 (001-32936) 10.1 ​ 2005 Long Term Incentive Plan of Helix Energy Solutions Group, Inc., as Amended and Restated Effective May 15, 2024. ​ Annex A to the Definitive Proxy Statement filed on April 3, 2024 (001-32936) 31.1 ​ Certification Pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934 by Owen Kratz, Chief Executive Officer. ​ Filed herewith 31.2 ​ Certification Pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934 by Erik Staffeldt, Chief Financial Officer. ​ Filed herewith 32.1 ​ Certification of Helix’s Chief Executive Officer and Chief Financial Officer pursuant to Section 906 of the Sarbanes–Oxley Act of 2002. ​ Furnished herewith 101.INS ​ XBRL Instance Document. ​ The instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document 101.SCH ​ Inline XBRL Taxonomy Extension Schema Document. ​ Filed herewith 101.CAL ​ Inline XBRL Taxonomy Extension Calculation Linkbase Document. ​ Filed herewith 101.DEF ​ Inline XBRL Taxonomy Extension Definition Linkbase Document. ​ Filed herewith 101.LAB ​ Inline XBRL Taxonomy Extension Label Linkbase Document. ​ Filed herewith 101.PRE ​ Inline XBRL Taxonomy Extension Presentation Linkbase Document. ​ Filed herewith 104 ​ Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101). ​ Filed herewith ​ ​ ​ 40 Table of Contents 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, thereunto duly authorized. ​ ​ ​ ​ ​ ​ ​ HELIX ENERGY SOLUTIONS GROUP, INC. ​ ​ ​ (Registrant) ​ ​ ​ Date: July 25, 2024 ​ By: /s/ Owen Kratz ​ ​ ​ Owen Kratz ​ ​ ​ President and Chief Executive Officer ​ ​ ​ (Principal Executive Officer) ​ ​ ​ ​ Date: July 25, 2024 ​ By: /s/ Erik Staffeldt ​ ​ ​ Erik Staffeldt ​ ​ ​ Executive Vice President and ​ ​ ​ Chief Financial Officer ​ ​ ​ (Principal Financial Officer) ​ ​ ​ ​ 41