Deep Isolation Nuclear: drilling permit issued for Texas pilot

What happened

• Deep Isolation Nuclear, Inc. announced on Oct 1, 2026 that the Texas Railroad Commission has issued a drilling permit for the company’s full-scale, non-radioactive Commercialization Pilot near Cameron, Texas. The press release announcing the permit was issued by the company and is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
• The filing states the permit will allow the project to advance from engineering and design toward construction and field activities at the demonstration site.

Key details

• Announcement date: Oct 1, 2026.
• Permit issuer: Texas Railroad Commission.
• Project described as the company’s full-scale, non-radioactive Commercialization Pilot near Cameron, Texas.
• The Form 8-K states the information, including Exhibit 99.1, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed “incorporated by reference” into filings under the Securities Act of 1933 or the Securities Exchange Act of 1934, except as expressly set forth.

Why it may matter

• This report was filed under Item 7.01, regulation FD disclosure, which covers public communications by the company. The Form also lists exhibits under Item 9.01.
• The filing does not show why the company acted or why the insider traded.