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JOBY vs. SCJ
Performance
Return for Risk
Drawdowns
Volatility
Dividends

JOBY vs. SCJ

Last updated Jun 4, 2026

JOBY (Joby Aviation, Inc.) is a stock, while SCJ (iShares MSCI Japan Small Cap ETF) is Japan Equities fund tracking the MSCI Japan Small Cap Index. Over the past 3 years, JOBY returned 26.18%/yr vs 17.70%/yr for SCJ. At a 0.29 correlation, their price movements are largely independent.

Performance

JOBY vs. SCJ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Joby Aviation, Inc. (JOBY) and iShares MSCI Japan Small Cap ETF (SCJ). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, JOBY achieves a -13.41% return, which is significantly lower than SCJ's 14.35% return.

JOBY

1D
-3.71%
1M
29.01%
YTD
-13.41%
6M
-21.87%
1Y
42.34%
3Y*
26.18%
5Y*
—
10Y*
—

SCJ

1D
0.36%
1M
5.04%
YTD
14.35%
6M
16.37%
1Y
30.15%
3Y*
17.70%
5Y*
7.36%
10Y*
7.55%
*Multi-year figures are annualized to reflect compound growth (CAGR)

JOBY vs. SCJ - Yearly Performance Comparison

2026 (YTD)20252024202320222021
JOBY
Joby Aviation, Inc.		-13.41%62.36%22.26%98.51%-54.11%-45.52%
SCJ
iShares MSCI Japan Small Cap ETF		14.35%29.58%3.41%13.22%-12.75%-5.65%

Correlation

The correlation between JOBY and SCJ is 0.27, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.27

Correlation (3Y)
Calculated over the trailing 3-year period

0.27

Correlation (All Time)
Calculated using the full available price history since Aug 12, 2021

0.29

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Joby Aviation, Inc.

iShares MSCI Japan Small Cap ETF

Often compared with JOBY:
JOBY vs. ACHRJOBY vs. RKLBJOBY vs. HOVRJOBY vs. EHJOBY vs. TSLAJOBY vs. RDWJOBY vs. TM
Often compared with SCJ:
SCJ vs. DFJSCJ vs. EWJSCJ vs. ^N225SCJ vs. JPXNSCJ vs. FJSCXSCJ vs. EWUSSCJ vs. FLJP

Return for Risk

JOBY vs. SCJ — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
JOBY
JOBY Risk / Return Rank: 5757
Overall Rank
JOBY Sharpe Ratio Rank: 5959
Sharpe Ratio Rank
JOBY Sortino Ratio Rank: 6262
Sortino Ratio Rank
JOBY Omega Ratio Rank: 5757
Omega Ratio Rank
JOBY Calmar Ratio Rank: 5555
Calmar Ratio Rank
JOBY Martin Ratio Rank: 5353
Martin Ratio Rank
SCJ
SCJ Risk / Return Rank: 5353
Overall Rank
SCJ Sharpe Ratio Rank: 5555
Sharpe Ratio Rank
SCJ Sortino Ratio Rank: 5555
Sortino Ratio Rank
SCJ Omega Ratio Rank: 5454
Omega Ratio Rank
SCJ Calmar Ratio Rank: 5050
Calmar Ratio Rank
SCJ Martin Ratio Rank: 5050
Martin Ratio Rank
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.

JOBY vs. SCJ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Joby Aviation, Inc. (JOBY) and iShares MSCI Japan Small Cap ETF (SCJ). 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.

JOBYSCJDifference
Sharpe ratioReturn per unit of total volatility
0.54
1.88

-1.34

Sortino ratioReturn per unit of downside risk
1.38
2.67

-1.29

Omega ratioGain probability vs. loss probability

1.15

1.34

-0.18

Calmar ratioReturn relative to maximum drawdown

0.70

2.49

-1.79

Martin ratioReturn relative to average drawdown

1.19

8.42

-7.23

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

JOBY vs. SCJ - Sharpe Ratio Comparison

The current JOBY Sharpe Ratio is 0.54, which is lower than the SCJ Sharpe Ratio of 1.88. The chart below compares the historical Sharpe Ratios of JOBY and SCJ, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

JOBYSCJDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

0.54

1.88

-1.34

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

—

0.47

—

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

—

0.46

—

Sharpe Ratio (All Time)

Calculated using the full available price history

-0.04

0.30

-0.34

Drawdowns

JOBY vs. SCJ - Drawdown Comparison

The maximum JOBY drawdown since its inception was -76.27%, which is greater than SCJ's maximum drawdown of -43.52%. Use the drawdown chart below to compare losses from any high point for JOBY and SCJ.

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Drawdown Indicators

JOBYSCJDifference

Max Drawdown

Largest peak-to-trough decline

-76.27%

-43.52%

-32.75%

Max Drawdown (1Y)

Largest decline over 1 year

-61.06%

-12.17%

-48.89%

Max Drawdown (3Y)

Largest decline over 3 years

-61.06%

-12.43%

-48.63%

Max Drawdown (5Y)

Largest decline over 5 years

—

-33.25%

—

Max Drawdown (10Y)

Largest decline over 10 years

—

-38.87%

—

Current Drawdown

Current decline from peak

-43.94%

-1.82%

-42.12%

Average Drawdown

Average peak-to-trough decline

-50.39%

-10.38%

-40.01%

Ulcer Index

Depth and duration of drawdowns from previous peaks

35.79%

3.59%

+32.20%

Volatility

JOBY vs. SCJ - Volatility Comparison

Joby Aviation, Inc. (JOBY) has a higher volatility of 25.96% compared to iShares MSCI Japan Small Cap ETF (SCJ) at 4.03%. This indicates that JOBY's price experiences larger fluctuations and is considered to be riskier than SCJ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

JOBYSCJDifference

Volatility (1M)

Calculated over the trailing 1-month period

25.96%

4.03%

+21.93%

Volatility (6M)

Calculated over the trailing 6-month period

49.29%

13.13%

+36.16%

Volatility (1Y)

Calculated over the trailing 1-year period

78.59%

16.11%

+62.48%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

79.72%

15.81%

+63.91%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

79.72%

16.29%

+63.43%

Dividends

JOBY vs. SCJ - Dividend Comparison

JOBY has not paid dividends to shareholders, while SCJ's dividend yield for the trailing twelve months is around 2.75%.

PositionTTM20252024202320222021202020192018201720162015
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%
SCJ
iShares MSCI Japan Small Cap ETF		2.75%3.14%1.79%1.99%1.18%1.87%0.89%1.85%1.44%1.45%2.73%1.53%

Frequently Asked Questions

JOBY and SCJ have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

JOBY has higher volatility (25.96%) compared to SCJ (4.03%). In terms of maximum drawdown, JOBY dropped -76.27% vs SCJ's -43.52%.

SCJ currently has the higher Sharpe Ratio (1.88 vs 0.54), 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.

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