Nano Nuclear Energy Inc
- Open
- 24.86
- Day high
- 25.50
- Day low
- 22.76
- Prev close
- 26.16
- Volume
- 3.8M
- Mkt cap
- $1.2B
- P/E (TTM)
- —
- EPS (TTM)
- —
- P/B
- 2.1
- P/S
- —
- Yield
- —
- Per share
- —
- ▼Insiders net selling -$42.7M over the last 3 months (0 open-market buys, 40 sales)
- 🏛Institutions accumulating (13F)
Nano Nuclear Energy Inc (NNE) is a Industrials company listed on NASDAQ. The stock is down 24% over the past year. Over the trailing 3 months, insiders filed 0 open-market buys and 40 sales (SEC Form 4).
Nano Nuclear Energy Inc (NNE) financials & analyst ratings
Fundamentals (TTM)
Source: exchange market data + company filings. Figures are trailing-twelve-month or as most recently reported. For informational purposes only — not investment advice.
NNE earnings date, history & EPS estimates
| Report date | EPS est | EPS actual | Surprise | Revenue | Rev. surprise |
|---|---|---|---|---|---|
| May 29, 2026 | $-0.32 | $-0.18 | +43.8% | — | — |
| Feb 17, 2026 | $-0.32 | $-0.13 | +59.4% | — | — |
| Dec 18, 2025 | $-0.31 | $-0.19 | +38.1% | — | — |
| Aug 14, 2025 | $-0.27 | $-0.19 | +29.6% | — | — |
| May 15, 2025 | $-0.11 | $-0.57 | -418.2% | — | — |
| Feb 13, 2025 | $-0.18 | $-0.09 | +50.0% | — | — |
| Aug 14, 2024 | — | $-0.17 | — | — | — |
| Jun 20, 2024 | — | $-0.07 | — | — | — |
| Mar 30, 2024 | — | $-0.07 | — | — | — |
| Sep 29, 2023 | — | $-0.05 | — | — | — |
NNE insider trading activity (SEC Form 4)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 4,014 | $27.83 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 125,021 | $26.30 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Option | 200,000 | $3.00 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 2,085 | $29.91 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 3,571 | $28.98 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 10,035 | $27.83 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 168,626 | $27.16 |
| Jun 5, 2026 | I Financial Ventures Group LLC10 percent owner | Sell | 312,553 | $26.30 |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Sell | 57 | $29.91 |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Sell | 174 | $28.81 |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Sell | 1,761 | $27.59 |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Sell | 15,223 | $26.84 |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Option | 17,215 | — |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Sell | 20,000 | $26.08 |
| Jun 5, 2026 | Garcha Jaisunofficer: Chief Financial Officer | Option | 20,000 | $3.00 |
Source: NNE SEC Form 4 filings, latest Jun 5, 2026. For informational purposes only — not investment advice.
See the full NNE insider & 13F page →Nano Nuclear Energy Inc company profile
Overview
Nano Nuclear Energy Inc (NASDAQ:NNE) is a microreactor technology company founded in 2021 and headquartered in New York, New York. The company emerged during a period of renewed interest in nuclear energy as a clean power source, focusing specifically on developing small modular reactors and microreactors that can provide localized power generation. Despite being a relatively young company, Nano Nuclear has positioned itself in the growing market for advanced nuclear technologies, targeting applications where traditional large-scale nuclear plants are impractical or uneconomical.
Business
Nano Nuclear Energy operates in the advanced nuclear technology sector, specifically focusing on microreactor development and nuclear fuel services. The nuclear microreactor industry represents a significant departure from traditional large-scale nuclear power plants, instead developing small, portable reactors that can provide power to remote locations, military bases, industrial facilities, or communities that lack access to reliable grid electricity. The company's primary focus areas include: **Microreactor Development**: Nano Nuclear is developing two distinct reactor designs. ZEUS is a solid-core battery reactor designed to operate as a self-contained power unit, while ODIN is a low-pressure coolant reactor that uses different cooling technology. These microreactors are designed to be much smaller than conventional nuclear plants, potentially transportable, and capable of operating with minimal human intervention for extended periods. **Nuclear Fuel Services**: The company is also developing a high-assay low-enriched uranium (HALEU) fabrication facility. HALEU is a specific type of nuclear fuel that contains uranium enriched to between 5% and 20% U-235, which is higher than the 3-5% enrichment used in traditional nuclear power plants but lower than the highly enriched uranium used in weapons. This fuel type is essential for many advanced reactor designs and is currently in limited supply globally. **Ancillary Services**: Nano Nuclear is building capabilities in fuel transportation and nuclear consultation services, positioning itself as a comprehensive provider in the nuclear energy ecosystem rather than just a reactor manufacturer. The microreactor market addresses several limitations of traditional nuclear power: the enormous capital requirements, lengthy construction timelines, and the need for extensive grid infrastructure. Microreactors can potentially serve off-grid applications, provide backup power, or serve smaller communities that cannot justify large nuclear installations.
Revenue model
Nano Nuclear Energy's business model is currently in the development phase, with no revenue generation to date. The company's future revenue streams are expected to come from multiple sources once its technologies reach commercial deployment. **Reactor Sales and Licensing**: The primary revenue source will likely be the sale or lease of ZEUS and ODIN microreactor systems to customers including remote communities, military installations, industrial facilities, and international markets seeking reliable clean energy. The company may also license its reactor technology to other manufacturers or operators. **Nuclear Fuel Manufacturing and Sales**: Through its planned HALEU fabrication facility, Nano Nuclear aims to capture revenue from fuel sales not only for its own reactors but also for the broader advanced reactor industry. The HALEU market is currently underserved, presenting a significant opportunity as more advanced reactor designs come online. **Service and Maintenance Contracts**: Like other complex industrial equipment, nuclear microreactors will require ongoing maintenance, monitoring, and fuel replacement services, providing recurring revenue opportunities. **Consulting and Transportation Services**: The company plans to offer specialized nuclear consulting services and fuel transportation, leveraging its expertise in nuclear technology and regulatory compliance. Several factors could significantly impact the company's future margins and profitability. Regulatory approval processes represent both a major hurdle and competitive moat - successfully navigating Nuclear Regulatory Commission (NRC) licensing requirements is expensive and time-consuming but creates barriers for competitors. Manufacturing scale will be crucial, as the ability to produce reactors in higher volumes will drive down unit costs. The availability and cost of specialized nuclear materials, particularly HALEU, will affect both input costs and the attractiveness of the company's fuel business. Competition from other advanced reactor developers, traditional energy sources, and renewable energy technologies will influence pricing power. Additionally, public acceptance of nuclear technology and government policies supporting or restricting nuclear development will significantly impact market demand and the company's growth prospects.
Competitive moat
Nano Nuclear Energy's competitive moat is currently narrow but has potential to strengthen significantly if the company successfully executes its development plans. The nuclear industry presents unique barriers to entry that could work in the company's favor, but the company has not yet established a defensible market position. **Regulatory Barriers**: The most significant potential moat lies in nuclear regulatory approval. Obtaining NRC licensing for reactor designs is an extremely expensive, time-consuming process that can take years and cost tens of millions of dollars. Once achieved, these approvals represent substantial barriers for new entrants and provide first-mover advantages in specific market segments. **Technical Expertise and Intellectual Property**: The company's reactor designs and nuclear fuel expertise could provide competitive advantages, though the strength of this moat depends on the uniqueness and effectiveness of their technology compared to competitors. The nuclear industry requires specialized knowledge that is not easily replicated. **Market Positioning**: As one of the early entrants in the microreactor space, Nano Nuclear has the opportunity to establish customer relationships and brand recognition before the market matures. However, this advantage is not yet realized and faces competition from better-funded competitors. **Vulnerabilities**: The company faces significant competitive threats from several directions. Large, established nuclear companies like Westinghouse, GE Hitachi, and international players have substantially more resources and existing regulatory relationships. Well-funded startups in the advanced reactor space, such as NuScale Power, TerraPower, and others, are pursuing similar markets with potentially superior technology or financial backing. The company's current lack of revenue and limited cash resources relative to development costs creates execution risk. Additionally, the broader energy transition toward renewables and battery storage could reduce demand for nuclear solutions, particularly in smaller-scale applications where microreactors would compete. The strength of Nano Nuclear's future moat will largely depend on successful technology development, regulatory approval, and the ability to establish market presence before better-funded competitors dominate the space.
Risks & safety
**Overall Assessment**: Moderate financial safety with significant execution risk. Strong cash position provides near-term runway but faces substantial development costs ahead. **Liquidity and Solvency**: - Cash and short-term investments: $118.6 million (Q2 2025) - Current ratio: 27.2x indicating strong short-term liquidity - Minimal debt with debt-to-equity ratio of 0.02 - Operating cash flow burn: $5.6 billion in Q2 2025 (appears to be reporting error given cash position) - Free cash flow: Negative $9.2 billion (likely data anomaly) - No immediate solvency risk given cash reserves **Valuation Considerations**: - No revenue generation creates difficulty in traditional valuation - Price-to-book ratio: 0.007 (Q2 2025) suggests potential undervaluation - Enterprise value metrics not meaningful given development stage - Market cap around $1.17 billion for pre-revenue company indicates high growth expectations **Other Risk Factors**: - Regulatory approval uncertainty for nuclear technologies - Long development timeline before potential revenue generation - Competition from well-funded established nuclear companies - Technology execution risk in complex nuclear engineering
Recent development
Based on the available financial data, Nano Nuclear Energy has been in active development mode since its founding in 2021, though specific strategic details are limited due to the absence of earnings call transcripts. The company's financial progression shows typical patterns of an early-stage technology company with significant development costs. The company has successfully raised capital, evidenced by the substantial increase in cash positions from $2.1 million in fiscal 2022 to over $118 million by Q2 2025. This capital raising activity suggests ongoing investor interest and provides the financial runway necessary for continued development of the ZEUS and ODIN reactor designs. Operating expenses have increased significantly as the company has scaled its development efforts, with annual losses growing from approximately $1 million in fiscal 2022 to over $10 million in fiscal 2024. This spending pattern is consistent with a technology company investing heavily in research and development, regulatory compliance, and team building during the pre-revenue phase. The company's focus on developing both reactor technology and fuel fabrication capabilities represents a strategic decision to capture value across multiple parts of the nuclear energy value chain. The HALEU fuel fabrication facility development is particularly significant given the current global shortage of this specialized nuclear fuel required for advanced reactor designs. Without detailed earnings call information, specific milestones, partnerships, or regulatory progress updates are not available, but the sustained cash burn and continued operations suggest ongoing progress toward commercialization of the company's nuclear technologies.
NNE company profile · for informational purposes only — not investment advice.
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