OKLO vs. ASTS

Last updated Jun 13, 2026

OKLO (Oklo Inc.) and ASTS (AST SpaceMobile, Inc.) are both stocks. OKLO operates in Utilities - Independent Power Producers (Utilities), while ASTS operates in Communication Equipment (Technology). Over the past 3 years, OKLO returned 75.64%/yr vs 140.29%/yr for ASTS. At a 0.30 correlation, their price movements are largely independent.

Performance

OKLO vs. ASTS - Performance Comparison

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

Returns By Period

In the year-to-date period, OKLO achieves a -19.89% return, which is significantly lower than ASTS's 13.47% return.

OKLO

• 1D: -0.64%
• 1M: -17.47%
• YTD: -19.89%
• 6M: -34.24%
• 1Y: -10.84%
• 3Y*: 75.64%
• 5Y*: —
• 10Y*: —

ASTS

• 1D: -15.53%
• 1M: 10.16%
• YTD: 13.47%
• 6M: 7.44%
• 1Y: 123.21%
• 3Y*: 140.29%
• 5Y*: 51.99%
• 10Y*: —

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

OKLO vs. ASTS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
OKLO Oklo Inc.	-19.89%	238.01%	101.04%	6.45%	0.71%	-1.50%
ASTS AST SpaceMobile, Inc.	13.47%	244.22%	249.92%	25.10%	-39.29%	-36.78%

Correlation

The correlation between OKLO and ASTS is 0.57, 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	0.57
Correlation (3Y) Calculated over the trailing 3-year period	0.38
Correlation (All Time) Calculated using the full available price history since Jul 8, 2021	0.30

Over the past year, OKLO and ASTS have become more correlated (0.57) than their long-term average of 0.30, meaning their price movements have been converging.

Fundamentals

Market Cap OKLO : $9.79B ASTS : $23.96B
EPS OKLO : -$0.85 ASTS : -$1.84
PB Ratio OKLO : 3.71 ASTS : 9.00
Total Revenue (TTM) OKLO : $0.00 ASTS : $84.94M
Gross Profit (TTM) OKLO : -$149.00K ASTS : -$22.93M
EBITDA (TTM) OKLO : -$172.42M ASTS : -$536.80M

Return for Risk

OKLO vs. ASTS — Risk / Return Rank

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

OKLO

OKLO Risk / Return Rank: 41
OKLO Sharpe Ratio Rank: 39
OKLO Sortino Ratio Rank: 46
OKLO Omega Ratio Rank: 44
OKLO Calmar Ratio Rank: 39
OKLO Martin Ratio Rank: 39

ASTS

ASTS Risk / Return Rank: 77
ASTS Sharpe Ratio Rank: 77
ASTS Sortino Ratio Rank: 77
ASTS Omega Ratio Rank: 73
ASTS Calmar Ratio Rank: 81
ASTS Martin Ratio Rank: 77

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. ASTS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Oklo Inc. (OKLO) and AST SpaceMobile, Inc. (ASTS). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	OKLO	ASTS	Difference
Sharpe ratio: Return per unit of total volatility	-0.11	1.17	-1.28
Sortino ratio: Return per unit of downside risk	0.60	1.99	-1.39
Omega ratio: Gain probability vs. loss probability	1.06	1.23	-0.16
Calmar ratio: Return relative to maximum drawdown	-0.15	2.60	-2.75
Martin ratio: Return relative to average drawdown	-0.24	5.06	-5.30

OKLO vs. ASTS - Sharpe Ratio Comparison

The current OKLO Sharpe Ratio is -0.11, which is lower than the ASTS Sharpe Ratio of 1.17. The chart below compares the historical Sharpe Ratios of OKLO and ASTS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

OKLO vs. ASTS - Drawdown Comparison

The maximum OKLO drawdown since its inception was -73.83%, smaller than the maximum ASTS drawdown of -85.57%. Use the drawdown chart below to compare losses from any high point for OKLO and ASTS.

Drawdown Indicators

	OKLO	ASTS	Difference
Max Drawdown Largest peak-to-trough decline	-73.83%	-85.57%	+11.74%
Max Drawdown (1Y) Largest decline over 1 year	-73.83%	-47.69%	-26.14%
Max Drawdown (3Y) Largest decline over 3 years	-73.83%	-70.66%	-3.17%
Max Drawdown (5Y) Largest decline over 5 years	—	-85.57%	—
Current Drawdown Current decline from peak	-66.99%	-38.08%	-28.91%
Average Drawdown Average peak-to-trough decline	-18.13%	-40.51%	+22.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	45.70%	24.42%	+21.28%

Volatility

OKLO vs. ASTS - Volatility Comparison

The current volatility for Oklo Inc. (OKLO) is 27.86%, while AST SpaceMobile, Inc. (ASTS) has a volatility of 41.20%. This indicates that OKLO experiences smaller price fluctuations and is considered to be less risky than ASTS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OKLO	ASTS	Difference
Volatility (1M) Calculated over the trailing 1-month period	27.86%	41.20%	-13.34%
Volatility (6M) Calculated over the trailing 6-month period	69.66%	85.03%	-15.37%
Volatility (1Y) Calculated over the trailing 1-year period	101.88%	105.98%	-4.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	85.88%	109.52%	-23.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	85.88%	111.00%	-25.12%

Dividends

OKLO vs. ASTS - Dividend Comparison

Neither OKLO nor ASTS has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both OKLO and ASTS in my portfolio?

OKLO and ASTS have a correlation of 0.57, 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 ASTS?

ASTS has higher volatility (41.20%) compared to OKLO (27.86%). In terms of maximum drawdown, OKLO dropped -73.83% vs ASTS's -85.57%.

Which has better risk-adjusted returns?

ASTS currently has the higher Sharpe Ratio (1.17 vs -0.11), 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.