Monitor for future updates on drilling test results and regulatory milestones; the collaboration is an early-stage operational step with no near-term revenue implications.
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Executive Summary
Deep Fission announced a collaboration with Youngquist Brothers to evaluate and test drilling and borehole-construction methods for its underground nuclear reactor deployment. On September 3, the companies successfully completed a related equipment demonstration in Fort Myers, Florida, lowering and retrieving a 30-inch prototype reactor canister into a 34-inch borehole to a depth of approximately 100 feet. The collaboration is a non-financial, operational milestone that advances the drilling side of Deep Fission's deployment model but provides no new financial data or guidance.
Key Facts
- Deep Fission announced a collaboration with Youngquist Brothers, LLC to evaluate and test drilling and borehole-construction methods for its underground reactor deployment model.
- On September 3, 2026, the companies completed a related equipment demonstration in Fort Myers, Florida, lowering and retrieving a 30-inch full-size prototype reactor canister into a 34-inch borehole to a depth of approximately 100 feet.
- The collaboration focuses on adapting Youngquist's large-diameter drilling expertise (boreholes reaching depths of more than 8,000 feet) to Deep Fission's underground deployment model.
- Deep Fission targets commercial deployment as early as 2027.
- No financial terms, revenue, earnings, or guidance were disclosed in the filing.
Financial Impact
No financial terms or material financial impact disclosed.
Risk Factors
- Technical and engineering risks in adapting existing drilling methods to nuclear deployment requirements.
- Regulatory, licensing, and financing risks associated with commercial deployment targeted as early as 2027.
- Collaboration may not lead to successful full-depth borehole construction or commercial deployment.
Documents Analyzed
This report is based on 5 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 8-K Filing (Primary) | 0001104659-26-109201 |
| Document: tm2625786d1_ex99-1.htm | 0001104659-26-109201 |
| Document: 0001104659-26-109201-index-headers.html | 0001104659-26-109201 |
| Document: 0001104659-26-109201-index.html | 0001104659-26-109201 |
| Document: 0001104659-26-109201.txt | 0001104659-26-109201 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 20, 2026 6d ago | 8-K | $2.81 $2.63 | ▼ −6.41% | ▼ −6.93% | $2.16 (−23.13%) |
Sep 21, 2026 5w ago | 8-K | $7.82 $8.12 | ▲ +3.84% | ▲ +3.85% | $2.16 (−72.38%) |
Jun 22, 2026 18w ago | 8-K | $12.44 $9.76 | ▼ −21.54% | ▼ −21.50% | $2.16 (−82.64%) |
Jun 18, 2026 18w ago | 424B4 | $12.42 $12.44 | ▼ −0.16% | ▼ −1.61% | $2.16 (+82.61%) |
Jun 18, 2026 18w ago | EFFECT | $14.56 $12.42 | ▼ −14.70% | ▼ −14.38% | $2.16 (−85.16%) |
Jun 10, 2026 19w ago | S-1/A | — | awaiting T+1 | — | — |
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