RIVN vs. VEMAX

Last updated Jun 13, 2026

RIVN (Rivian Automotive, Inc.) is a stock, while VEMAX (Vanguard Emerging Markets Stock Index Fund Admiral Shares) is Emerging Markets Equities fund tracking the FTSE Emerging Markets All Cap China A Inclusion Index. Over the past 3 years, RIVN returned 3.20%/yr vs 16.48%/yr for VEMAX. At a 0.41 correlation, their price movements are largely independent.

Performance

RIVN vs. VEMAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rivian Automotive, Inc. (RIVN) and Vanguard Emerging Markets Stock Index Fund Admiral Shares (VEMAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RIVN achieves a -14.97% return, which is significantly lower than VEMAX's 9.86% return.

RIVN

• 1D: 7.85%
• 1M: 15.43%
• YTD: -14.97%
• 6M: -9.01%
• 1Y: 24.89%
• 3Y*: 3.20%
• 5Y*: —
• 10Y*: —

VEMAX

• 1D: 2.25%
• 1M: -1.61%
• YTD: 9.86%
• 6M: 11.36%
• 1Y: 25.51%
• 3Y*: 16.48%
• 5Y*: 4.76%
• 10Y*: 8.79%

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

RIVN vs. VEMAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
RIVN Rivian Automotive, Inc.	-14.97%	48.20%	-43.31%	27.29%	-82.23%	-2.87%
VEMAX Vanguard Emerging Markets Stock Index Fund Admiral Shares	9.86%	24.76%	11.34%	8.82%	-17.79%	-2.72%

Correlation

The correlation between RIVN and VEMAX is 0.36, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.36
Correlation (3Y) Calculated over the trailing 3-year period	0.35
Correlation (All Time) Calculated using the full available price history since Nov 10, 2021	0.41

Return for Risk

RIVN vs. VEMAX — Risk / Return Rank

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

RIVN

RIVN Risk / Return Rank: 55
RIVN Sharpe Ratio Rank: 54
RIVN Sortino Ratio Rank: 58
RIVN Omega Ratio Rank: 54
RIVN Calmar Ratio Rank: 54
RIVN Martin Ratio Rank: 54

VEMAX

VEMAX Risk / Return Rank: 47
VEMAX Sharpe Ratio Rank: 47
VEMAX Sortino Ratio Rank: 46
VEMAX Omega Ratio Rank: 48
VEMAX Calmar Ratio Rank: 47
VEMAX Martin Ratio Rank: 45

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.

RIVN vs. VEMAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rivian Automotive, Inc. (RIVN) and Vanguard Emerging Markets Stock Index Fund Admiral Shares (VEMAX). 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.

	RIVN	VEMAX	Difference
Sharpe ratio: Return per unit of total volatility	0.31	1.59	-1.27
Sortino ratio: Return per unit of downside risk	1.05	2.22	-1.17
Omega ratio: Gain probability vs. loss probability	1.12	1.29	-0.18
Calmar ratio: Return relative to maximum drawdown	0.48	2.15	-1.67
Martin ratio: Return relative to average drawdown	0.95	7.83	-6.88

RIVN vs. VEMAX - Sharpe Ratio Comparison

The current RIVN Sharpe Ratio is 0.31, which is lower than the VEMAX Sharpe Ratio of 1.59. The chart below compares the historical Sharpe Ratios of RIVN and VEMAX, 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

RIVN vs. VEMAX - Drawdown Comparison

The maximum RIVN drawdown since its inception was -95.12%, which is greater than VEMAX's maximum drawdown of -66.45%. Use the drawdown chart below to compare losses from any high point for RIVN and VEMAX.

Drawdown Indicators

	RIVN	VEMAX	Difference
Max Drawdown Largest peak-to-trough decline	-95.12%	-66.45%	-28.67%
Max Drawdown (1Y) Largest decline over 1 year	-42.54%	-11.05%	-31.49%
Max Drawdown (3Y) Largest decline over 3 years	-69.61%	-15.78%	-53.83%
Max Drawdown (5Y) Largest decline over 5 years	—	-32.46%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-36.11%	—
Current Drawdown Current decline from peak	-90.26%	-3.60%	-86.66%
Average Drawdown Average peak-to-trough decline	-86.33%	-16.10%	-70.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	21.62%	3.03%	+18.59%

Volatility

RIVN vs. VEMAX - Volatility Comparison

Rivian Automotive, Inc. (RIVN) has a higher volatility of 22.66% compared to Vanguard Emerging Markets Stock Index Fund Admiral Shares (VEMAX) at 6.17%. This indicates that RIVN's price experiences larger fluctuations and is considered to be riskier than VEMAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RIVN	VEMAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	22.66%	6.17%	+16.49%
Volatility (6M) Calculated over the trailing 6-month period	49.82%	12.65%	+37.17%
Volatility (1Y) Calculated over the trailing 1-year period	65.46%	14.97%	+50.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	77.55%	15.50%	+62.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	77.55%	16.49%	+61.06%

Dividends

RIVN vs. VEMAX - Dividend Comparison

RIVN has not paid dividends to shareholders, while VEMAX's dividend yield for the trailing twelve months is around 2.42%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RIVN Rivian Automotive, 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%
VEMAX Vanguard Emerging Markets Stock Index Fund Admiral Shares	2.42%	2.74%	3.13%	3.47%	4.05%	2.57%	1.87%	3.20%	2.85%	2.31%	2.51%	3.25%

Frequently Asked Questions

Can I hold both RIVN and VEMAX in my portfolio?

RIVN and VEMAX have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RIVN or VEMAX?

RIVN has higher volatility (22.66%) compared to VEMAX (6.17%). In terms of maximum drawdown, RIVN dropped -95.12% vs VEMAX's -66.45%.

Which has better risk-adjusted returns?

VEMAX currently has the higher Sharpe Ratio (1.59 vs 0.31), 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.