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Stock Comparison

OKLO vs NNE

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
OKLO
Oklo Inc.

Regulated Electric

UtilitiesNYSE • US
Market Cap$12.78B
5Y Perf.+690.7%
NNE
Nano Nuclear Energy Inc

Industrial - Machinery

IndustrialsNASDAQ • US
Market Cap$1.47B
5Y Perf.+289.2%

OKLO vs NNE — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
OKLO logoOKLO
NNE logoNNE
IndustryRegulated ElectricIndustrial - Machinery
Market Cap$12.78B$1.47B
Revenue (TTM)$0.00$0.00
Net Income (TTM)$-106M$-43M
Total Debt$1M$5M
Cash & Equiv.$788M$203M

OKLO vs NNELong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

OKLO
NNE
StockMay 24May 26Return
Oklo Inc. (OKLO)100790.7+690.7%
Nano Nuclear Energy… (NNE)100389.2+289.2%

Price return only. Dividends and distributions are not included.

Quick Verdict: OKLO vs NNE

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: NNE leads in 4 of 6 categories, making it the strongest pick for growth and revenue expansion and profitability and margin quality. Oklo Inc. is the stronger pick specifically for recent price momentum and sentiment. This set spans 2 sectors — these stocks serve different portfolio roles, not just different price points.
OKLO
Oklo Inc.
The Momentum Pick

OKLO is the clearest fit if your priority is momentum.

  • +177.8% vs NNE's +15.7%
Best for: momentum
NNE
Nano Nuclear Energy Inc
The Income Pick

NNE carries the broadest edge in this set and is the clearest fit for income & stability and growth exposure.

  • beta 2.89
  • EPS growth 99.7%
  • 460.1% 10Y total return vs OKLO's 436.9%
Best for: income & stability and growth exposure
See the full category breakdown
CategoryWinnerWhy
GrowthNNE logoNNE8.0% revenue growth vs OKLO's -47.5%
Quality / MarginsNNE logoNNE2.5% margin vs OKLO's 1.9%
Stability / SafetyNNE logoNNEBeta 2.89 vs OKLO's 3.12
DividendsTieNeither stock pays a meaningful dividend
Momentum (1Y)OKLO logoOKLO+177.8% vs NNE's +15.7%
Efficiency (ROA)NNE logoNNE-7.2% ROA vs OKLO's -11.1%, ROIC -229.7% vs -24.7%

OKLO vs NNE — Financial Metrics

Side-by-side numbers across 2 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLNNELAGGINGOKLO

Income & Cash Flow (Last 12 Months)

NNE leads this category, winning 1 of 1 comparable metric.

OKLO and NNE operate at a comparable scale, with $0 and $0 in trailing revenue.

MetricOKLO logoOKLOOklo Inc.NNE logoNNENano Nuclear Ener…
RevenueTrailing 12 months$0$0
EBITDAEarnings before interest/tax-$139M-$53M
Net IncomeAfter-tax profit-$106M-$43M
Free Cash FlowCash after capex-$572M-$13.3B
Gross MarginGross profit ÷ Revenue
Operating MarginEBIT ÷ Revenue
Net MarginNet income ÷ Revenue
FCF MarginFCF ÷ Revenue
Rev. Growth (YoY)Latest quarter vs prior year
EPS Growth (YoY)Latest quarter vs prior year-2.6%-41.8%
NNE leads this category, winning 1 of 1 comparable metric.

Valuation Metrics

Evenly matched — OKLO and NNE each lead in 1 of 2 comparable metrics.
MetricOKLO logoOKLOOklo Inc.NNE logoNNENano Nuclear Ener…
Market CapShares × price$12.8B$1.5B
Enterprise ValueMkt cap + debt − cash$12.0B$1.3B
Trailing P/EPrice ÷ TTM EPS-110.58x-27.42x
Forward P/EPrice ÷ next-FY EPS est.
PEG RatioP/E ÷ EPS growth rate
EV / EBITDAEnterprise value multiple
Price / SalesMarket cap ÷ Revenue
Price / BookPrice ÷ Book value/share7.89x4.95x
Price / FCFMarket cap ÷ FCF
Evenly matched — OKLO and NNE each lead in 1 of 2 comparable metrics.

Profitability & Efficiency

OKLO leads this category, winning 6 of 8 comparable metrics.

NNE delivers a -7.3% return on equity — every $100 of shareholder capital generates $-7 in annual profit, vs $-12 for OKLO. OKLO carries lower financial leverage with a 0.00x debt-to-equity ratio, signaling a more conservative balance sheet compared to NNE's 0.02x. On the Piotroski fundamental quality scale (0–9), OKLO scores 4/9 vs NNE's 3/9, reflecting mixed financial health.

MetricOKLO logoOKLOOklo Inc.NNE logoNNENano Nuclear Ener…
ROE (TTM)Return on equity-11.6%-7.3%
ROA (TTM)Return on assets-11.1%-7.2%
ROICReturn on invested capital-24.7%-2.3%
ROCEReturn on capital employed-15.7%-34.7%
Piotroski ScoreFundamental quality 0–943
Debt / EquityFinancial leverage0.00x0.02x
Net DebtTotal debt minus cash-$787M-$198M
Cash & Equiv.Liquid assets$788M$203M
Total DebtShort + long-term debt$1M$5M
Interest CoverageEBIT ÷ Interest expense
OKLO leads this category, winning 6 of 8 comparable metrics.

Total Returns (Dividends Reinvested)

NNE leads this category, winning 5 of 6 comparable metrics.

A $10,000 investment in NNE five years ago would be worth $56,012 today (with dividends reinvested), compared to $53,689 for OKLO. Over the past 12 months, OKLO leads with a +177.8% total return vs NNE's +15.7%. The 3-year compound annual growth rate (CAGR) favors NNE at 77.6% vs OKLO's 75.1% — a key indicator of consistent wealth creation.

MetricOKLO logoOKLOOklo Inc.NNE logoNNENano Nuclear Ener…
YTD ReturnYear-to-date+2.3%+5.3%
1-Year ReturnPast 12 months+177.8%+15.7%
3-Year ReturnCumulative with dividends+436.9%+460.1%
5-Year ReturnCumulative with dividends+436.9%+460.1%
10-Year ReturnCumulative with dividends+436.9%+460.1%
CAGR (3Y)Annualised 3-year return+75.1%+77.6%
NNE leads this category, winning 5 of 6 comparable metrics.

Risk & Volatility

NNE leads this category, winning 2 of 2 comparable metrics.

NNE is the less volatile stock with a 2.89 beta — it tends to amplify market swings less than OKLO's 3.12 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. NNE currently trades 47.8% from its 52-week high vs OKLO's 41.1% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricOKLO logoOKLOOklo Inc.NNE logoNNENano Nuclear Ener…
Beta (5Y)Sensitivity to S&P 5003.12x2.89x
52-Week HighHighest price in past year$193.84$60.87
52-Week LowLowest price in past year$24.53$18.95
% of 52W HighCurrent price vs 52-week peak+41.1%+47.8%
RSI (14)Momentum oscillator 0–10054.147.1
Avg Volume (50D)Average daily shares traded10.9M2.0M
NNE leads this category, winning 2 of 2 comparable metrics.

Analyst Outlook

Insufficient data to determine a leader in this category.

Wall Street rates OKLO as "Buy" and NNE as "Buy". Consensus price targets imply 72.0% upside for NNE (target: $50) vs 43.8% for OKLO (target: $115).

MetricOKLO logoOKLOOklo Inc.NNE logoNNENano Nuclear Ener…
Analyst RatingConsensus buy/hold/sellBuyBuy
Price TargetConsensus 12-month target$114.50$50.00
# AnalystsCovering analysts133
Dividend YieldAnnual dividend ÷ price
Dividend StreakConsecutive years of raises
Dividend / ShareAnnual DPS
Buyback YieldShare repurchases ÷ mkt cap0.0%0.0%
Insufficient data to determine a leader in this category.
Key Takeaway

NNE leads in 3 of 6 categories (Income & Cash Flow, Total Returns). OKLO leads in 1 (Profitability & Efficiency). 1 tied.

Best OverallNano Nuclear Energy Inc (NNE)Leads 3 of 6 categories
Loading custom metrics...

OKLO vs NNE: Frequently Asked Questions

8 questions · data-driven answers · updated daily

01

Is OKLO or NNE a better buy right now?

Analysts rate Oklo Inc.

(OKLO) a "Buy" — based on 13 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

02

Which is the better long-term investment — OKLO or NNE?

Over the past 5 years, Nano Nuclear Energy Inc (NNE) delivered a total return of +460.

1%, compared to +436. 9% for Oklo Inc. (OKLO). Over 10 years, the gap is even starker: NNE returned +460. 1% versus OKLO's +436. 9%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

03

Which is safer — OKLO or NNE?

By beta (market sensitivity over 5 years), Nano Nuclear Energy Inc (NNE) is the lower-risk stock at 2.

89β versus Oklo Inc. 's 3. 12β — meaning OKLO is approximately 8% more volatile than NNE relative to the S&P 500. On balance sheet safety, Oklo Inc. (OKLO) carries a lower debt/equity ratio of 0% versus 2% for Nano Nuclear Energy Inc — giving it more financial flexibility in a downturn.

04

Which is growing faster — OKLO or NNE?

On earnings-per-share growth, the picture is similar: Nano Nuclear Energy Inc grew EPS 99.

7% year-over-year, compared to 3. 3% for Oklo Inc.. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

05

Which has better profit margins — OKLO or NNE?

Oklo Inc.

(OKLO) is the more profitable company, earning 0. 0% net margin versus 0. 0% for Nano Nuclear Energy Inc — meaning it keeps 0. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: OKLO leads at 0. 0% versus 0. 0% for NNE. At the gross margin level — before operating expenses — OKLO leads at 0. 0%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

06

Which pays a better dividend — OKLO or NNE?

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

07

Is OKLO or NNE better for a retirement portfolio?

For long-horizon retirement investors, Nano Nuclear Energy Inc (NNE) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+460.

1% 10Y return). Oklo Inc. (OKLO) carries a higher beta of 3. 12 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (NNE: +460. 1%, OKLO: +436. 9%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

08

What are the main differences between OKLO and NNE?

These companies operate in different sectors (OKLO (Utilities) and NNE (Industrials)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.

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