---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-068196"
form_type: "8-K"
ticker: "DBHL"
cik: "0001918080"
company_name: "Deep Isolation Nuclear, Inc."
filed_at: "2025-07-28T23:59:59+00:00"
generated_at: "2026-05-18T00:27:33.440571+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 1.0
calibrated_materiality_score: 1.0
confidence: "high"
source: SEC EDGAR
---

# Deep Isolation completes reverse merger with Aspen-1; raises $33M in private placement

## Summary
- Merger with Aspen-1 Acquisition Inc. creates Deep Isolation Nuclear, Inc.; all Deep Isolation equity converts at ratio of 25.837283 per share.
- Concurrent private placement of 11,012,387 shares at $3.00/share, raising approximately $33M in gross proceeds.
- Board expanded to five members: Elizabeth Muller, Rod Baltzer, Jonathon Angell, Kent Cole, Leslie Tepper, with staggered terms.
- Shell company status ceased; historical financials will be replaced with Deep Isolation's going forward.

## SEC filing metadata
- accession: 0001213900-25-068196
- form_type: 8-K
- ticker: DBHL
- cik: 0001918080
- company_name: Deep Isolation Nuclear, Inc.
- filed_at: 2025-07-28T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 1.0
- calibrated_materiality_score: 1.0
- confidence: high
- sec_items: 2.01, 5.03, 3.02, 5.02, 1.01, 3.03, 4.01, 5.01, 5.06, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1918080/000121390025068196/0001213900-25-068196-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1918080/000121390025068196/ea0250348-8k_deep.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-068196
- JSON: https://secwatch.observer/filing/0001213900-25-068196.json
- Plain text: https://secwatch.observer/filing/0001213900-25-068196.txt

## Key facts
- Governance Changes
  Deep Isolation Nuclear, Inc.: Company ceased being a shell company due to reverse merger with Deep Isolation.
  - Change: shell status
  source text: As a result of the Merger, the Company has acquired the business of Deep Isolation and will continue the existing business operations of Deep Isolation as a public reporting company under the name Deep Isolation Nuclear, Inc.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1918080/000121390025068196/0001213900-25-068196-index.htm
- M&A Transactions
  Deep Isolation Nuclear, Inc. completed an acquisition involving Deep Isolation Inc. (closed 2025-07-23).
  - Action: acquisition
  - Counterparty: Deep Isolation Inc.
  - Closing: 2025-07-23
  source text: On July 23, 2025 we completed the Merger, as a result of which Acquisition Sub was merged with and into Deep Isolation, with Deep Isolation continuing as the surviving corporation of the Merger and becoming our wholly owned subsidiary.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1918080/000121390025068196/0001213900-25-068196-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.