Company · FISN (NASDAQ - All Markets)
Deep Fission, Inc.
Electric Services
Key figures
- Industry
- Electric Services (SIC 4911)
- Institutional holders
- 22 at 30 Jun 2026 (0 the quarter before) · Who holds it
- SEC number
- 1918102
Source: SEC EDGAR filings and company facts, SEC Form 13F; checked 1 Oct 2026
Rounds and raises
18 Feb 2026
Form D: $80M sold of $80M offered, Other Energy SEC
Source: SEC EDGAR Form D and the linked articles. All raises this week
Questions and answers
- Where is Deep Fission, Inc. listed?
- Deep Fission, Inc. trades as FISN on NASDAQ - All Markets. Tamarly shows no share prices.
- How many institutions hold Deep Fission, Inc.?
- 22 institutional holders reported it on SEC Form 13F for the period ended 30 Jun 2026, against 0 the quarter before.
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