Data as of:
LIVE
BWXT
BWX Technologies, Inc. · Industrials / Defense - Nuclear Services
$146.35
-11.31% this month
VERSUS
COMPARE
NNE
Nano Nuclear Energy Inc. · Industrials - Advanced Nuclear / Early Stage
$16.97
-7.01% this month
Comparison scoreboard
BWXT LEADS 4/5AI Scorei
BWXT ✓47.8
NNE 31.9
1Y Returni
BWXT ✓-13.08%
NNE -52.61%
Fwd P/Ei
BWXT ✓29.50
NNE -17.83
Target Up.i
BWXT +51.26%
NNE ✓+132.14%
Op. Margini
BWXT ✓10.39%
NNE -7378.27%
Metrics last refreshed: 9/18/2026
Quick take
BWXT vs NNE Stock Comparison: AI Score, Valuation, Performance and Upside
BWXT is an established, stable government and commercial nuclear services company with entrenched positions in Navy nuclear propulsion, while NNE (Nano Nuclear Energy) is a speculative early-stage company developing next-generation portable nuclear microreactors with no revenue and a very long path to commercialization. These represent completely different risk profiles within the nuclear energy investment space.
BWXT vs NNE contrasts the established nuclear defense services incumbent with a speculative early-stage advanced microreactor developer — stable government nuclear revenue versus blue-sky portable nuclear power technology.
Live analysis · updated 9/18/2026
BWXT holds the edge across 4 of 5 key metrics in this comparison. BWXT leads on both 1-year return (-13.08%) and forward P/E quality (29.50x vs -17.83x for NNE), a relatively favorable combination of momentum and valuation. Analyst consensus implies meaningfully more upside for NNE (+132.14%) than for BWXT (+51.26%).
Normalized 1Y performance
BWXT
NNE
Recent returns
BWXT
NNE
Analyst price targets & sentiment
Human Wall Street analysts' price targets, typically implying a ~12-month view — a separate signal from this site's own AI Prediction Signal further down the page, which is a 5-/30-day machine-learning forecast based on price history alone.
BWXT
Price target range
analyst mean$234.45
current price$146.35
+51.3% upside to analyst mean
NNE
Price target range
analyst mean$40.83
current price$16.97
+132.1% upside to analyst mean
Who should consider this stock?
BWXT may suit investors who:
- Want stable, predictable nuclear defense and government services revenue with entrenched U.S. Navy propulsion contracts
- Value BWXT's nuclear manufacturing expertise as a platform for participating in the commercial nuclear renaissance and SMR fuel supply
- Prefer established, profitable nuclear businesses over speculative advanced nuclear development companies
NNE may suit investors who:
- Are willing to speculate on early-stage portable nuclear microreactor technology with a very long development timeline and high uncertainty
- Believe government interest in advanced nuclear and microreactors will provide support (contracts, funding) accelerating commercialization
- Understand the high risk of total loss or very long time to value in pre-revenue nuclear technology development
Performance & AI score
| Metric | BWXT | NNE |
|---|---|---|
| AI scorei | 47.8 | 31.9 |
| AI ranki | #643 | #2168 |
| Latest closei | $146.35 | $16.97 |
| 1M returni | -11.31% | -7.01% |
| 6M returni | -30.35% | -19.23% |
| 1Y returni | -13.08% | -52.61% |
$10,000 invested — hypothetical growth (dividends reinvested)
How much would $10,000 be worth today if invested at the start of each period, with all dividends reinvested?
| Period | BWXT | NNE |
|---|---|---|
| 1Y ago | $8.41K (-15.9%) started 2025-09-18 | $4.74K (-52.6%) started 2025-09-17 |
| 5Y ago | $26.71K (+167.1%) started 2021-09-20 | $32.7K (+227.0%) started 2024-05-08 |
| 10Y ago | $38.07K (+280.7%) started 2016-09-19 | $32.7K (+227.0%) started 2024-05-08 |
Hypothetical — past performance does not guarantee future results.
Valuation & upside potential
| Metric | BWXT | NNE |
|---|---|---|
| Market capi | $14.2B | $944.55M |
| Trailing P/Ei | 40.16 | N/A |
| Forward P/Ei | 29.50 | -17.83 |
| Price/Salesi | N/A | N/A |
| EV/Revenuei | 4.61 | 1678.67 |
| Analyst targeti | $234.45 | $40.83 |
| Target upsidei | +51.26% | +132.14% |
Growth, profitability & risk
| Metric | BWXT | NNE |
|---|---|---|
| Revenue growthi | 18.00% | N/A |
| Earnings growthi | 14.10% | N/A |
| EPS growthi | +14.10% | N/A |
| FCF margini | +4.14% | -16565.93% |
| Operating margini | 10.39% | -7378.27% |
| Profit margini | 10.11% | 0.00% |
| ROIC proxyi | 28.29% | -8.04% |
| Return on equityi | 28.29% | -8.04% |
| Dividend yieldi | 0.66% | N/A |
| Payout ratioi | 26.94% | 0.00% |
| Dividend growth streaki | N/A | N/A |
| Betai | 0.76 | 5.41 |
| Debt/equityi | 151.40 | 0.46 |
| Current ratioi | 2.40 | 79.18 |
| Quick ratioi | 2.26 | 78.72 |
Correlation
Over the past year, BWXT and NNE have moved moderately in the same direction (correlation of 0.48), based on daily returns.
1Y
0.48
-1.0+1.0
5Y
0.36
-1.0+1.0
10Y
0.36
-1.0+1.0
Drawdown & downside risk
Lower drawdown and smaller single-period drops generally indicate a smoother ride, though they do not guarantee lower future risk.
1Y risk snapshot
BWXT max drawdowni38.91%
NNE max drawdowni73.72%
BWXT max wkly dropi12.84%
NNE max wkly dropi29.56%
5Y risk snapshot
BWXT max drawdowni38.91%
NNE max drawdowni77.68%
BWXT max wkly dropi12.84%
NNE max wkly dropi42.77%
10Y risk snapshot
BWXT max drawdowni48.18%
NNE max drawdowni77.68%
BWXT max wkly dropi30.21%
NNE max wkly dropi42.77%
Performance metrics by period
| Period | Metric | BWXT | NNE |
|---|---|---|---|
| 1Y | Growthi | -15.91% | -52.61% |
| CAGRi | -15.92% | -52.64% | |
| Volatilityi | 44.37% | 98.85% | |
| Sharpe ratioi | -0.27 | -0.32 | |
| Sortino ratioi | -0.37 | -0.49 | |
| Max drawdowni | 38.91% | 73.72% | |
| Current drawdowni | 38.62% | 70.03% | |
| Avg drawdowni | 14.09% | 49.65% | |
| Ulcer Indexi | 17.79% | 52.83% | |
| Max daily dropi | 9.85% | 16.93% | |
| Max wkly dropi | 12.84% | 29.56% | |
| 5Y | Growthi | +167.11% | +226.97% |
| CAGRi | +21.74% | +65.20% | |
| Volatilityi | 33.85% | 142.72% | |
| Sharpe ratioi | 0.62 | 1.00 | |
| Sortino ratioi | 0.92 | 1.75 | |
| Max drawdowni | 38.91% | 77.68% | |
| Current drawdowni | 38.62% | 70.03% | |
| Avg drawdowni | 8.88% | 39.58% | |
| Ulcer Indexi | 12.15% | 44.25% | |
| Max daily dropi | 12.68% | 32.47% | |
| Max wkly dropi | 12.84% | 42.77% | |
| 10Y | Growthi | +280.72% | +226.97% |
| CAGRi | +14.31% | +65.20% | |
| Volatilityi | 31.42% | 142.72% | |
| Sharpe ratioi | 0.44 | 1.00 | |
| Sortino ratioi | 0.63 | 1.75 | |
| Max drawdowni | 48.18% | 77.68% | |
| Current drawdowni | 38.62% | 70.03% | |
| Avg drawdowni | 13.83% | 39.58% | |
| Ulcer Indexi | 17.65% | 44.25% | |
| Max daily dropi | 23.75% | 32.47% | |
| Max wkly dropi | 30.21% | 42.77% |
Business comparison
| Category | BWXT | NNE |
|---|---|---|
| Company | BWX Technologies, Inc. | Nano Nuclear Energy Inc. |
| Sector | Industrials | Industrials |
| Industry | Aerospace & Defense | Specialty Industrial Machinery |
| Core business | BWX Technologies provides nuclear components, fuel, and services to the U.S. government (Navy nuclear propulsion, DOE national laboratories) and commercial nuclear utilities, manufacturing nuclear reactor components and providing life extension services for existing reactors. | Nano Nuclear Energy is an early-stage company developing portable, advanced nuclear microreactors — small (sub-1 MW) nuclear reactors designed for remote power applications, military forward bases, and off-grid industrial sites where traditional power infrastructure is unavailable. |
| Investor focus | Investors track BWXT's government and commercial nuclear segment revenues, margins, and the advanced nuclear opportunity including microreactor development contracts and commercial SMR (small modular reactor) fuel supply. | Investors track Nano Nuclear's reactor design progress, regulatory pathway for its ZEUS and ODIN microreactor designs, government contracts or partnerships as validation, and the company's cash position relative to the long development timeline. |
BWXT strengths
- Entrenched position in U.S. Navy nuclear propulsion — BWXT is a near-sole source for nuclear reactors on Navy submarines and aircraft carriers
- Government nuclear work is largely non-cyclical and provides very stable, long-duration revenue through defense budget allocation
- Commercial nuclear renaissance (SMR development, existing plant life extensions) represents an incremental growth opportunity on top of the stable government core
NNE strengths
- Microreactor technology addresses a genuine and large potential market — remote military forward operating bases, data centers, mining operations, and disaster response could all benefit from portable nuclear power
- Advanced nuclear is receiving significant government attention and funding through DOE programs that could support microreactor development
- Early-mover positioning in commercial portable microreactors if the technology achieves regulatory approval
Risks to watch — BWXT
- Government nuclear work is high-quality but slow-growth — significant revenue expansion requires winning new commercial nuclear fuel and SMR opportunities
- Capital intensity of nuclear manufacturing and fuel production creates high barriers to entry but also requires sustained capital investment
- Public policy and regulatory environment for nuclear energy affects commercial nuclear plant economics and demand for BWXT's commercial services
Risks to watch — NNE
- Nano Nuclear is a very early-stage company with no revenue and a technology that requires significant development, testing, and NRC regulatory approval before commercialization
- Nuclear microreactor technology has been in development for decades without commercial deployment — the regulatory and technical barriers are substantial
- Very high-risk investment profile — NNE is essentially a startup in an extremely capital-intensive, regulatory-complex industry
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