RKLB vs. JOBY

Last updated Apr 2, 2026

Compare and contrast key facts about Rocket Lab USA, Inc. (RKLB) and Joby Aviation, Inc. (JOBY).

Performance

RKLB vs. JOBY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rocket Lab USA, Inc. (RKLB) and Joby Aviation, Inc. (JOBY). The values are adjusted to include any dividend payments, if applicable.

RKLB vs. JOBY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
RKLB Rocket Lab USA, Inc.	-6.08%	173.89%	360.58%	46.68%	-69.30%	6.14%
JOBY Joby Aviation, Inc.	-37.35%	62.36%	22.26%	98.51%	-54.11%	-33.03%

Fundamentals

Market Cap RKLB : $37.51B JOBY : $7.40B
EPS RKLB : -$0.37 JOBY : -$1.10
PS Ratio RKLB : 58.66 JOBY : 130.85
PB Ratio RKLB : 21.79 JOBY : 5.25
Total Revenue (TTM) RKLB : $601.80M JOBY : $53.43M
Gross Profit (TTM) RKLB : $207.18M JOBY : $3.28M
EBITDA (TTM) RKLB : -$200.68M JOBY : -$969.30M

Returns By Period

In the year-to-date period, RKLB achieves a -6.08% return, which is significantly higher than JOBY's -37.35% return.

RKLB

• 1D: 2.02%
• 1M: -7.68%
• YTD: -6.08%
• 6M: 36.59%
• 1Y: 260.99%
• 3Y*: 153.12%
• 5Y*: —
• 10Y*: —

JOBY

• 1D: 0.12%
• 1M: -19.47%
• YTD: -37.35%
• 6M: -49.01%
• 1Y: 39.46%
• 3Y*: 23.98%
• 5Y*: —
• 10Y*: —

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

Return for Risk

RKLB vs. JOBY — Risk / Return Rank

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

RKLB

RKLB Risk / Return Rank: 93
RKLB Sharpe Ratio Rank: 96
RKLB Sortino Ratio Rank: 91
RKLB Omega Ratio Rank: 88
RKLB Calmar Ratio Rank: 95
RKLB Martin Ratio Rank: 94

JOBY

JOBY Risk / Return Rank: 58
JOBY Sharpe Ratio Rank: 57
JOBY Sortino Ratio Rank: 64
JOBY Omega Ratio Rank: 58
JOBY Calmar Ratio Rank: 55
JOBY Martin Ratio Rank: 54

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.

RKLB vs. JOBY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rocket Lab USA, Inc. (RKLB) and Joby Aviation, Inc. (JOBY). 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.

	RKLB	JOBY	Difference
Sharpe ratio Return per unit of total volatility	3.04	0.48	+2.56
Sortino ratio Return per unit of downside risk	3.05	1.37	+1.68
Omega ratio Gain probability vs. loss probability	1.38	1.15	+0.22
Calmar ratio Return relative to maximum drawdown	6.20	0.61	+5.58
Martin ratio Return relative to average drawdown	15.58	1.30	+14.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RKLB vs. JOBY - Sharpe Ratio Comparison

The current RKLB Sharpe Ratio is 3.04, which is higher than the JOBY Sharpe Ratio of 0.48. The chart below compares the historical Sharpe Ratios of RKLB and JOBY, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	RKLB	JOBY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.04	0.48	+2.56
Sharpe Ratio (All Time) Calculated using the full available price history	0.58	-0.12	+0.70

Correlation

The correlation between RKLB and JOBY is 0.55, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

RKLB vs. JOBY - Dividend Comparison

Neither RKLB nor JOBY has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

RKLB vs. JOBY - Drawdown Comparison

The maximum RKLB drawdown since its inception was -82.96%, which is greater than JOBY's maximum drawdown of -76.27%. Use the drawdown chart below to compare losses from any high point for RKLB and JOBY.

Drawdown Indicators

	RKLB	JOBY	Difference
Max Drawdown Largest peak-to-trough decline	-82.96%	-76.27%	-6.69%
Max Drawdown (1Y) Largest decline over 1 year	-43.01%	-61.06%	+18.05%
Current Drawdown Current decline from peak	-31.96%	-59.44%	+27.48%
Average Drawdown Average peak-to-trough decline	-52.90%	-50.33%	-2.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	17.10%	28.69%	-11.59%

Volatility

RKLB vs. JOBY - Volatility Comparison

Rocket Lab USA, Inc. (RKLB) has a higher volatility of 29.51% compared to Joby Aviation, Inc. (JOBY) at 14.09%. This indicates that RKLB's price experiences larger fluctuations and is considered to be riskier than JOBY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RKLB	JOBY	Difference
Volatility (1M) Calculated over the trailing 1-month period	29.51%	14.09%	+15.42%
Volatility (6M) Calculated over the trailing 6-month period	64.10%	51.84%	+12.26%
Volatility (1Y) Calculated over the trailing 1-year period	86.45%	82.39%	+4.06%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	79.64%	79.84%	-0.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	79.64%	79.84%	-0.20%

Financials