TerraPower
PrivateLast Round
Grant
Mar 17, 2026
Est. Valuation
$3.8B
Total Funding Raised
$1.61B
Momentum
Top 25%
of companies Caplight tracks
Company Overview
TerraPower is a nuclear energy technology company that develops advanced reactor designs to deliver safe, affordable, and carbon-free energy and medical isotopes.
Sector
Energy & Sustainability
Verticals
Renewable Energy, Energy Storage, Biotechnology, Clinical Trials, Advanced Materials
Business Model
B2B
Customer Profile
Government Contracts, Hardware Sales, Services & Consulting
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
TerraPower Comparables
Compare TerraPower with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Kairos Power | 83% | |
| X Energy | 81% | |
| Newcleo | 79% | |
TerraPower Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Mar 17, 2026 | ||||
| Corporate Funding | Jun 18, 2025 | ||||
| VC Round | Nov 3, 2022 | ||||
| Early Funding | Aug 15, 2022 | ||||
| Grant | Oct 13, 2020 | ||||
Corporate Funding | Dec 22, 2011 |
Key People
Founding team and executive leadership
TerraPower Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Khosla Ventures | Series B |
| Pennsylvania Department of Community and Economic Development | Grant |
| SK Inc. | VC Round, Early Funding |
| Commonwealth of Pennsylvania | Early Funding |
| NVentures | Corporate Funding |
| CRV | Series A, Series B |
| DOE | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 23, 2026
Began building America's first utility-scale advanced nuclear power plant.
- Mar 31, 2026
TerraPower and Evergy leaders are in discussions about building a potential nuclear power plant in Kansas. This potential partnership follows TerraPower's previously announced plans to build a reactor in the state.
TerraPower Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about TerraPower's valuation, stock price, and market status.