RTX vs. JOBY

Last updated Jun 9, 2026

RTX (RTX Corporation) and JOBY (Joby Aviation, Inc.) are both stocks. Both are in the Industrials sector — RTX in Aerospace & Defense, JOBY in Airports & Air Services. Over the past 3 years, RTX returned 24.21%/yr vs 11.70%/yr for JOBY. At a 0.24 correlation, their price movements are largely independent.

Performance

RTX vs. JOBY - Performance Comparison

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

Returns By Period

In the year-to-date period, RTX achieves a -1.85% return, which is significantly higher than JOBY's -26.52% return.

RTX

• 1D: -1.29%
• 1M: 1.88%
• YTD: -1.85%
• 6M: 4.94%
• 1Y: 30.49%
• 3Y*: 24.21%
• 5Y*: 17.55%
• 10Y*: 15.28%

JOBY

• 1D: 1.57%
• 1M: -10.76%
• YTD: -26.52%
• 6M: -37.46%
• 1Y: 19.46%
• 3Y*: 11.70%
• 5Y*: —
• 10Y*: —

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

RTX vs. JOBY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
RTX RTX Corporation	-1.85%	61.44%	40.76%	-14.44%	20.01%	-1.73%
JOBY Joby Aviation, Inc.	-26.52%	62.36%	22.26%	98.51%	-54.11%	-45.52%

Correlation

The correlation between RTX and JOBY is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.32
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (All Time) Calculated using the full available price history since Aug 12, 2021	0.24

Fundamentals

Market Cap RTX : $243.80B JOBY : $9.15B
EPS RTX : $5.34 JOBY : -$1.10
PS Ratio RTX : 2.69 JOBY : 108.63
PB Ratio RTX : 3.68 JOBY : 4.67
Total Revenue (TTM) RTX : $90.37B JOBY : $77.67M
Gross Profit (TTM) RTX : $18.27B JOBY : $8.72M
EBITDA (TTM) RTX : $13.81B JOBY : -$1.05B

Return for Risk

RTX vs. JOBY — Risk / Return Rank

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

RTX

RTX Risk / Return Rank: 74
RTX Sharpe Ratio Rank: 78
RTX Sortino Ratio Rank: 75
RTX Omega Ratio Rank: 73
RTX Calmar Ratio Rank: 71
RTX Martin Ratio Rank: 74

JOBY

JOBY Risk / Return Rank: 51
JOBY Sharpe Ratio Rank: 51
JOBY Sortino Ratio Rank: 56
JOBY Omega Ratio Rank: 52
JOBY Calmar Ratio Rank: 50
JOBY Martin Ratio Rank: 49

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.

RTX vs. JOBY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for RTX Corporation (RTX) 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.

	RTX	JOBY	Difference
Sharpe ratio: Return per unit of total volatility	1.28	0.25	+1.03
Sortino ratio: Return per unit of downside risk	1.93	0.99	+0.95
Omega ratio: Gain probability vs. loss probability	1.24	1.11	+0.13
Calmar ratio: Return relative to maximum drawdown	1.59	0.32	+1.27
Martin ratio: Return relative to average drawdown	4.44	0.54	+3.91
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RTX vs. JOBY - Sharpe Ratio Comparison

The current RTX Sharpe Ratio is 1.28, which is higher than the JOBY Sharpe Ratio of 0.25. The chart below compares the historical Sharpe Ratios of RTX and JOBY, 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

	RTX	JOBY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.28	0.25	+1.03
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.74	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.55	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	-0.08	+0.52

Drawdowns

RTX vs. JOBY - Drawdown Comparison

The maximum RTX drawdown since its inception was -55.14%, smaller than the maximum JOBY drawdown of -76.27%. Use the drawdown chart below to compare losses from any high point for RTX and JOBY.

Drawdown Indicators

	RTX	JOBY	Difference
Max Drawdown Largest peak-to-trough decline	-55.14%	-76.27%	+21.13%
Max Drawdown (1Y) Largest decline over 1 year	-19.32%	-61.06%	+41.74%
Max Drawdown (3Y) Largest decline over 3 years	-29.92%	-61.06%	+31.14%
Max Drawdown (5Y) Largest decline over 5 years	-32.84%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-51.98%	—	—
Current Drawdown Current decline from peak	-15.44%	-52.43%	+36.99%
Average Drawdown Average peak-to-trough decline	-13.03%	-50.39%	+37.36%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.88%	36.21%	-29.33%

Volatility

RTX vs. JOBY - Volatility Comparison

The current volatility for RTX Corporation (RTX) is 7.46%, while Joby Aviation, Inc. (JOBY) has a volatility of 23.36%. This indicates that RTX experiences smaller price fluctuations and is considered to be less risky than JOBY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RTX	JOBY	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.46%	23.36%	-15.90%
Volatility (6M) Calculated over the trailing 6-month period	17.86%	50.66%	-32.80%
Volatility (1Y) Calculated over the trailing 1-year period	24.06%	79.38%	-55.32%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.86%	79.91%	-56.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.74%	79.91%	-52.17%

Dividends

RTX vs. JOBY - Dividend Comparison

RTX's dividend yield for the trailing twelve months is around 1.55%, while JOBY has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
JOBY Joby Aviation, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
RTX RTX Corporation	1.55%	1.46%	2.14%	2.76%	2.14%	2.33%	21.21%	1.96%	2.66%	2.13%	2.39%	2.66%

Financials

Frequently Asked Questions

Can I hold both RTX and JOBY in my portfolio?

RTX and JOBY have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RTX or JOBY?

JOBY has higher volatility (23.36%) compared to RTX (7.46%). In terms of maximum drawdown, RTX dropped -55.14% vs JOBY's -76.27%.

Which has better risk-adjusted returns?

RTX currently has the higher Sharpe Ratio (1.28 vs 0.25), 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.