Deep Isolation Nuclear Files 8-K on Leadership Changes

TL;DR

Deep Isolation Nuclear shakes up board & execs, files 8-K.

AI Summary

Deep Isolation Nuclear, Inc. filed an 8-K on October 1, 2025, reporting on the departure of directors, election of new directors, appointment of officers, and compensatory arrangements. The filing also includes Regulation FD disclosures and financial statements/exhibits. The company was formerly known as Aspen-1 Acquisition Inc. and changed its name on March 17, 2022.

Why It Matters

Changes in a company's board of directors and executive officers can signal shifts in strategy or governance, impacting investor confidence and future performance.

Risk Assessment

Risk Level: medium — Leadership changes and regulatory filings can introduce uncertainty, but the specific nature of these changes requires further analysis to determine the full impact.

Key Numbers

• 20250925 — Report Date (Earliest event reported in the 8-K filing.)
• 20251001 — Filing Date (Date the 8-K was officially filed with the SEC.)

Key Players & Entities

• Deep Isolation Nuclear, Inc. (company) — Registrant
• Aspen-1 Acquisition Inc. (company) — Former Company Name
• 000-56406 (dollar_amount) — SEC File Number
• 87-4225965 (dollar_amount) — IRS Employer Identification No.

FAQ

Key Financial Figures

• $97,500 b — k units ("RSUs") with a market value of $97,500 based on a price per share of $3.00 and 1
• $3.00 — f $97,500 based on a price per share of $3.00 and 10,833 stock options with an exerci

Filing Documents

• ea0259659-8k_deep.htm (8-K) — 27KB
• ea025965901ex99-1_deep.htm (EX-99.1) — 14KB
• ea025965901ex99-2_deep.htm (EX-99.2) — 17KB
• image_001.jpg (GRAPHIC) — 17KB
• ex99-1_001.jpg (GRAPHIC) — 8KB
• ex99-2_001.jpg (GRAPHIC) — 8KB
• ex99-2_002.jpg (GRAPHIC) — 75KB
• 0001213900-25-094685.txt ( ) — 403KB
• cik0001918080-20250925.xsd (EX-101.SCH) — 3KB
• cik0001918080-20250925_lab.xml (EX-101.LAB) — 33KB
• cik0001918080-20250925_pre.xml (EX-101.PRE) — 22KB
• ea0259659-8k_deep_htm.xml (XML) — 3KB

02 Departure of Directors or Certain Officers; Election of

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On September 25, 2025, the Board of Directors (the "Board") of Deep Isolation Nuclear, Inc. (the "Company") elected to increase the size of the Board from 5 to 7 directors. Upon the recommendation of the Nominating and Governance Committee of the Board, the Board unanimously appointed Ms. Christa Steele as a Class A director, effective September 25, 2025. Ms. Steele, age 51, previously served as Interim CEO and director for Balco Holdings, Inc from 2020 to 2022. Before that, she served as President, CEO and director of Mechanics Bank from 2013-2015. She also currently serves on the boards of directors of The Doctors Company, the largest physician-owned medical malpractice insurer in the U.S., and Tanimua & Antle, an industry leading grower, packer and global shipper of produce, and has served in those roles since 2023 and 2019, respectively. Ms. Steele will serve as a Class A director of the Company, with a term expiring at the next annual meeting of the Company's stockholders. Ms. Steele has been appointed to serve on the Nominating and Governance Committee, Compensation Committee and Audit Committee of the Board. The Board has affirmatively determined that Ms. Steele is "independent" within the meaning of Nasdaq's and the SEC's corporate governance rules. Ms. Steele was not selected as a director pursuant to any arrangements or understandings with the Company or with any other person. There are no related party transactions between Ms. Steele or any member of her immediate family and the Company that would require disclosure under Item 404(a) of Regulation S-K. Ms. Steele will be compensated for her service as a director on the same basis as the Company's other non-employee directors and committee chairs, which compensation will be pro-rated for service until the end of the current fiscal year. Payment o

01 Regulation FD Disclosure

Item 7.01 Regulation FD Disclosure On September 30, 2025, the Company issued a press release announcing the restart of a U.S. Trade and Development Agency-funded feasibility study relating to deep borehole disposal viability of Bulgarian spent nuclear fuel. A copy of the press release is furnished as Exhibit 99.1 and incorporated herein by reference. On October 1, 2025, the Company issued a press release announcing Ms. Steele's appointment to the Board. A copy of the press release is furnished as Exhibit 99.2 and incorporated herein by reference. The information contained in this Item 7.01 and in the accompanying Exhibits 99.1 and 99.2 are being furnished and shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, unless expressly incorporated by reference in such filing.

01 Financial Statements and

Item 9.01 Financial Statements and Exhibits. Exhibit Number Description 99.1 Press Release, dated September 30, 2025 (Announcing Restart of Feasibility Study) 99.2 Press Release, dated October 1, 2025 (Appointment of Director) 104 Cover Page Interactive Data File (embedded within the Inline XBRL document) 1

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. DEEP ISOLATION NUCLEAR, INC. Date: October 1, 2025 By: /s/ Rodney Baltzer Rodney Baltzer President and Chief Executive Officer 2

View Full Filing

View this 8-K filing on SEC EDGAR