3/5Aspen-1 Acquisition Inc.: Auditor change

Market data

n/a: no ticker symbol on the filing.

Insider trading around this filing

90 days before the flag: 1 insider sold $2 (1 sale); 1 insider bought $2 (1 purchase)
30 days after: none reported.

Open-market purchases and sales (Form 4 codes P and S) by officers, directors and 10% owners, by transaction date, from 2025-04-29 to 2025-08-27. Excludes option exercises, grants, gifts and tax withholding. Amended filings replace the originals; joint filings count once. Foreign private issuers do not file Form 4. Many insider sales are pre-scheduled (10b5-1 plans) and are not by themselves a sign of wrongdoing.

Verified excerpt

"As a result of the Merger, we acquired the business of Deep Isolation, which is engaged in the development of innovative solutions for temporary storage and transportation of high-level nuclear waste ("HLW"), including spent nuclear fuel ("SNF"), and for permanent disposal of HLW and other nuclear waste via deep underground boreholes."

Quoted from the filing. Source

What this means

The company changed its outside auditor (8-K Item 4.01). A dismissal or resignation, especially near an annual report or with reported disagreements, is a warning sign. Changes caused by audit firms merging are usually routine.

Type: routine (post-merger auditor consolidation)
Disagreements reported: no
Former auditor: Grassi & Co., CPAs, P.C.

Why this score: routine: auditor replaced after company merger/SPAC deal; also within 90 days: Going-concern doubt