OKLO vs. NNE

Last updated Jun 3, 2026

OKLO (Oklo Inc.) and NNE (NANO Nuclear Energy Inc.) are both stocks. OKLO operates in Utilities - Regulated Electric (Utilities), while NNE operates in Specialty Industrial Machinery (Industrials). Over the past year, OKLO returned 40.10% vs -1.16% for NNE. A 0.62 correlation means they provide meaningful diversification when combined.

Performance

OKLO vs. NNE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Oklo Inc. (OKLO) and NANO Nuclear Energy Inc. (NNE). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OKLO achieves a 2.38% return, which is significantly lower than NNE's 27.32% return.

OKLO

• 1D: 9.84%
• 1M: 4.36%
• YTD: 2.38%
• 6M: -20.00%
• 1Y: 40.10%
• 3Y*: 90.22%
• 5Y*: —
• 10Y*: —

NNE

• 1D: 2.93%
• 1M: 30.59%
• YTD: 27.32%
• 6M: -7.08%
• 1Y: -1.16%
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

OKLO vs. NNE - Yearly Performance Comparison

	2026 (YTD)	2025	2024
OKLO Oklo Inc.	2.38%	238.01%	39.95%
NNE NANO Nuclear Energy Inc.	27.32%	-3.55%	379.67%

Correlation

The correlation between OKLO and NNE is 0.79, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.79
Correlation (All Time) Calculated using the full available price history since May 9, 2024	0.62

The correlation between OKLO and NNE shifts across timeframes, from 0.62 (all time) to 0.79 (1 year), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap OKLO : $12.51B NNE : $1.58B
EPS OKLO : -$0.85 NNE : -$202.05
PB Ratio OKLO : 4.74 NNE : 0.00
Total Revenue (TTM) OKLO : $0.00 NNE : $0.00
Gross Profit (TTM) OKLO : -$149.00K NNE : -$769.48K
EBITDA (TTM) OKLO : -$172.42M NNE : $14.05B

Return for Risk

OKLO vs. NNE — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

OKLO

OKLO Risk / Return Rank: 55
OKLO Sharpe Ratio Rank: 53
OKLO Sortino Ratio Rank: 62
OKLO Omega Ratio Rank: 56
OKLO Calmar Ratio Rank: 53
OKLO Martin Ratio Rank: 50

NNE

NNE Risk / Return Rank: 42
NNE Sharpe Ratio Rank: 40
NNE Sortino Ratio Rank: 47
NNE Omega Ratio Rank: 44
NNE Calmar Ratio Rank: 40
NNE Martin Ratio Rank: 40

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

OKLO vs. NNE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Oklo Inc. (OKLO) and NANO Nuclear Energy Inc. (NNE). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	OKLO	NNE	Difference
Sharpe ratio Return per unit of total volatility	0.38	-0.01	+0.40
Sortino ratio Return per unit of downside risk	1.36	0.74	+0.62
Omega ratio Gain probability vs. loss probability	1.15	1.08	+0.07
Calmar ratio Return relative to maximum drawdown	0.53	0.02	+0.51
Martin ratio Return relative to average drawdown	0.89	0.04	+0.85
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OKLO vs. NNE - Sharpe Ratio Comparison

The current OKLO Sharpe Ratio is 0.38, which is higher than the NNE Sharpe Ratio of -0.01. The chart below compares the historical Sharpe Ratios of OKLO and NNE, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	OKLO	NNE	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.38	-0.01	+0.40
Sharpe Ratio (All Time) Calculated using the full available price history	0.59	0.93	-0.34

Drawdowns

OKLO vs. NNE - Drawdown Comparison

The maximum OKLO drawdown since its inception was -73.83%, roughly equal to the maximum NNE drawdown of -77.68%. Use the drawdown chart below to compare losses from any high point for OKLO and NNE.

Drawdown Indicators

	OKLO	NNE	Difference
Max Drawdown Largest peak-to-trough decline	-73.83%	-77.68%	+3.85%
Max Drawdown (1Y) Largest decline over 1 year	-73.83%	-66.45%	-7.38%
Max Drawdown (3Y) Largest decline over 3 years	-73.83%	—	—
Current Drawdown Current decline from peak	-57.81%	-46.02%	-11.79%
Average Drawdown Average peak-to-trough decline	-17.83%	-35.93%	+18.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	44.26%	39.84%	+4.42%

Volatility

OKLO vs. NNE - Volatility Comparison

The current volatility for Oklo Inc. (OKLO) is 29.92%, while NANO Nuclear Energy Inc. (NNE) has a volatility of 34.40%. This indicates that OKLO experiences smaller price fluctuations and is considered to be less risky than NNE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OKLO	NNE	Difference
Volatility (1M) Calculated over the trailing 1-month period	29.92%	34.40%	-4.48%
Volatility (6M) Calculated over the trailing 6-month period	69.55%	65.90%	+3.65%
Volatility (1Y) Calculated over the trailing 1-year period	105.09%	97.41%	+7.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	85.77%	148.59%	-62.82%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	85.77%	148.59%	-62.82%

Dividends

OKLO vs. NNE - Dividend Comparison

Neither OKLO nor NNE has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both OKLO and NNE in my portfolio?

OKLO and NNE have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OKLO or NNE?

NNE has higher volatility (34.40%) compared to OKLO (29.92%). In terms of maximum drawdown, OKLO dropped -73.83% vs NNE's -77.68%.

Which has better risk-adjusted returns?

OKLO currently has the higher Sharpe Ratio (0.38 vs -0.01), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.