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GigCapital7 Corp.

For the period ended Dec 31, 2025. Filed Mar 6, 2026.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Mar 6, 2026

HDRN$0.71+1.8%Stored close · as of Nov 10, 2026

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Item 15. Exhibits, Financial Statement Schedules

(a)

The following documents are filed as part of this Annual Report on Form 10-K:

Financial Statements: See “Item 8. Financial Statements and Supplementary Data” herein.

(b)

Exhibits: The exhibits listed in the accompanying index to exhibits are filed or incorporated by reference as part of this Annual Report on Form 10-K.

Exhibit No.Description
1.1*Underwriting Agreement, dated August 28, 2024, by and between the Company and Craft Capital Management, LLC, as representative of the underwriters named therein
2.1***Business Combination Agreement, dated as of September 27, 2025, by and among GigCapital7 Corp., MMR Merger Sub, Inc., and Hadron Energy, Inc.
2.2***Form of Plan of Domestication of GigCapital7 Corp.
2.3***First Amendment to Business Combination Agreement, dated as of December 12, 2025, by and among GigCapital7 Corp., MMR Merger Sub, Inc., and Hadron Energy, Inc.
3.1*Amended and Restated Memorandum and Articles of Association
4.1**Specimen Unit Certificate
4.2**Specimen Class A Ordinary Share Certificate
4.3**Specimen Warrant Certificate
4.4*Warrant Agreement, dated August 28, 2024, by and between the Company and Continental Stock Transfer & Trust Company
10.1***Sponsor Support Agreement, dated September 27, 2025, by and among GigCapital7 Corp., GigAcquisitions7 Corp. and Hadron Energy, Inc.
10.2***†Transaction Support Agreement, dated September 27, 2025, by and among GigCapital7 Corp., Hadron Energy, Inc., and certain stockholders of Hadron Energy, Inc.
10.3*Insider Letter Agreement, dated August 28, 2024, by and among the Company, each of its officers and directors and the Sponsor
10.4*Warrant Purchase Agreement, dated August 28, 2024, by and between the Company and the Sponsor
10.5*Registration Rights Agreement, dated August 28, 2024, by and among the Company, the Sponsor, consultant, and non-managing investors
10.6*Investment Management Trust Agreement, dated August 28, 2024, by and between the Company and Continental Stock Transfer & Trust Company
10.7*Administrative Services Agreement, dated August 28, 2024, by and among the Company and GigManagement, LLC
10.8*Form of Indemnification Agreement
14.1**Code of Business Conduct and Ethics
19.1****Insider Trading Policy
31.1Certification of Principal Executive Officer Pursuant to Securities Exchange Act Rules 13a-14(a) and 15(d)-14(a), as adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
31.2Certification of Principal Financial Officer Pursuant to Securities Exchange Act Rules 13a-14(a) and 15(d)-14(a), as adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
32.1‡Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
32.2‡Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
97.1****Clawback Policy
99.1**Audit Committee Charter
99.2**Compensation Committee Charter
99.3**Nominating and Corporate Governance Committee Charter
101.INSInline XBRL Instance Document – the instance document does not appear in the Interactive Data File because XBRL tags are embedded within the Inline XBRL document.
101.CALInline XBRL Taxonomy Extension Calculation Linkbase Document
101.SCHInline XBRL Taxonomy Extension Schema Document
101.DEFInline XBRL Taxonomy Extension Definition Linkbase Document
101.LABInline XBRL Taxonomy Extension Labels Linkbase Document
101.PREInline XBRL Taxonomy Extension Presentation Linkbase Document
104The cover page for the Company’s Annual Report on Form 10-K for the year ended December 31, 2025, has been formatted in Inline XBRL and contained in Exhibit 101
*Previously filed with that certain Current Report on Form 8-K filed with the Securities and Exchange Commission on August 28, 2024, and incorporated herein by reference.
**Previously filed with that certain Registration Statement on Form S-1 filed with the Securities and Exchange Commission on August 26, 2024, and incorporated herein by reference.
***Previously filed with that certain Registration Statement on Form S-4 filed with the Securities and Exchange Commission on November 12, 2025, and incorporated herein by reference.
****Previously filed with that certain Annual Report on Form 10-K/A filed with the Securities and Exchange Commission on April 16, 2025, and incorporated herein by reference.
†Certain portions of this exhibit (indicated by “[***]”) have been omitted pursuant to Item 601(b)(10)(iv) of Regulation S-K because it is not material and is the type of information that the Registrant treats as private or confidential. The Registrant agrees to furnish supplementally a copy of such schedules, or any section thereof, to the SEC upon request.
‡This certification is deemed not filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (“Exchange Act”), or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act.
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