Latest Period
n/a
Security Snapshot
Deep Fission, Inc. - Common Stock, par value $0.0001 per share Institutional Ownership
CUSIP: 243927100
13F Institutional Holders and Ownership History
Institutions Reporting
Shares (Excl. Options)
Price
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Type / Class
- Equity / Common Stock, par value $0.0001 per share
- Shares outstanding
- 56,398,804
Quick Takeaways
- 243927100 - Deep Fission, Inc. - Common Stock, par value $0.0001 per share is tracked under CUSIP 243927100.
- Latest finished 13F holder period is not available.
- 4 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Quarterly ownership records are not available yet for this CUSIP.
- This page updates as SEC-backed holdings history becomes available.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Schedule 13D/G
Open SEC Evidence
Ownership context comes from Schedule 13D/G and available holder history for this CUSIP.
Investment Quick Answers
What is CUSIP 243927100?
CUSIP 243927100 identifies 243927100 - Deep Fission, Inc. - Common Stock, par value $0.0001 per share in SEC 13F datasets.
Where can I see the latest institutional holders?
Use the ownership history tables below to review the newest available institutional filing periods.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Significant Owners of Deep Fission, Inc. - Common Stock, par value $0.0001 per share based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Muller Elizabeth | 21% | 10,541,757 | Muller Elizabeth | 05 Sep 2025 | ||||
| Muller Richard | 11% | 5,426,406 | Muller Richard | 05 Sep 2025 | ||||
| Tompkins Mark N. | 5.6% | -3.7% | 3,158,333 | +6.8% | Mark N.Tompkins | 31 Mar 2026 | ||
| EE Holdings Ltd | 5.5% | 2,866,667 | EE HOLDINGS LIMITED | 30 Sep 2025 |