OPEN vs. AEVA

Last updated Aug 1, 2026

OPEN (Opendoor Technologies Inc.) and AEVA (Aeva Technologies, Inc.) are both stocks. OPEN operates in Real Estate - Services (Real Estate), while AEVA operates in Auto Parts (Consumer Cyclical). Over the past 5 years, OPEN returned -23.45%/yr vs -16.73%/yr for AEVA. Their 0.44 correlation means their historical movements had little consistent relationship.

Performance

OPEN vs. AEVA - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Opendoor Technologies Inc. (OPEN) and Aeva Technologies, Inc. (AEVA). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OPEN achieves a -35.33% return, which is significantly lower than AEVA's 32.08% return.

OPEN

• 1D: -1.31%
• 1M: -23.06%
• 6M: -26.80%
• YTD: -35.33%
• 1Y: 85.51%
• 3Y*: -9.58%
• 5Y*: -23.45%
• 10Y*: —
• ALL TIME*: -15.55%

AEVA

• 1D: 6.56%
• 1M: -26.86%
• 6M: 37.35%
• YTD: 32.08%
• 1Y: 10.70%
• 3Y*: 41.43%
• 5Y*: -16.73%
• 10Y*: —
• ALL TIME*: -14.51%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
AEVA Aeva Technologies, Inc.	$22.95M	$27.21M	$50.49M
OPEN Opendoor Technologies Inc.	$222.57M	$351.20M	$257.92M

OPEN vs. AEVA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
OPEN Opendoor Technologies Inc.	-35.33%	276.52%	-64.29%	286.21%	-92.06%	-35.72%	107.58%
AEVA Aeva Technologies, Inc.	32.08%	179.58%	25.38%	-44.29%	-82.01%	-48.01%	49.90%

Correlation

The correlation between OPEN and AEVA is 0.33, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.33
Correlation (3Y) Balances recent behavior with more history.	0.35
Correlation (5Y) Shows whether the relationship held over a longer period.	0.44
Correlation (All Time) Calculated using the full available price history since Jun 18, 2020	0.44

The correlation between OPEN and AEVA shifts across timeframes, from 0.33 (1 year) to 0.44 (all time), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap OPEN : $3.64B AEVA : $1.18B
EPS OPEN : -$1.69 AEVA : -$2.48
PS Ratio OPEN : 0.79 AEVA : 49.00
Total Revenue (TTM) OPEN : $3.94B AEVA : $20.97M
Gross Profit (TTM) OPEN : $312.00M AEVA : $971.00K
EBITDA (TTM) OPEN : -$1.25B AEVA : $21.17M

Return for Risk

OPEN vs. AEVA — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

OPEN

OPEN Risk / Return Rank: 76
OPEN Sharpe Ratio Rank: 71
OPEN Sortino Ratio Rank: 85
OPEN Omega Ratio Rank: 80
OPEN Calmar Ratio Rank: 77
OPEN Martin Ratio Rank: 69

AEVA

AEVA Risk / Return Rank: 46
AEVA Sharpe Ratio Rank: 42
AEVA Sortino Ratio Rank: 54
AEVA Omega Ratio Rank: 51
AEVA Calmar Ratio Rank: 41
AEVA Martin Ratio Rank: 41

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

OPEN vs. AEVA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Opendoor Technologies Inc. (OPEN) and Aeva Technologies, Inc. (AEVA). 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.

	OPEN	AEVA	Difference
Sharpe ratio: Return per unit of total volatility	0.82	-0.05	+0.87
Sortino ratio: Return per unit of downside risk	2.32	0.80	+1.52
Omega ratio: Gain probability vs. loss probability	1.26	1.09	+0.18
Calmar ratio: Return relative to maximum drawdown	1.76	-0.11	+1.87
Martin ratio: Return relative to average drawdown	2.65	-0.22	+2.87

OPEN vs. AEVA - Sharpe Ratio Comparison

The current OPEN Sharpe Ratio is 0.82, which is higher than the AEVA Sharpe Ratio of -0.05. The chart below compares the historical Sharpe Ratios of OPEN and AEVA, 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

OPEN vs. AEVA - Drawdown Comparison

The maximum OPEN drawdown since its inception was -98.57%, roughly equal to the maximum AEVA drawdown of -97.71%. Use the drawdown chart below to compare losses from any high point for OPEN and AEVA.

Drawdown Indicators

	OPEN	AEVA	Difference
Max Drawdown Largest peak-to-trough decline	-98.57%	-97.71%	-0.86%
Max Drawdown (1Y) Largest decline over 1 year	-63.95%	-52.24%	-11.71%
Max Drawdown (3Y) Largest decline over 3 years	-89.15%	-75.68%	-13.47%
Max Drawdown (5Y) Largest decline over 5 years	-97.93%	-95.61%	-2.32%
Current Drawdown Current decline from peak	-89.14%	-82.46%	-6.68%
Average Drawdown Average peak-to-trough decline	-74.85%	-70.83%	-4.02%
Ulcer Index Depth and duration of drawdowns from previous peaks	42.32%	27.63%	+14.69%

Volatility

OPEN vs. AEVA - Volatility Comparison

The current volatility for Opendoor Technologies Inc. (OPEN) is 24.21%, while Aeva Technologies, Inc. (AEVA) has a volatility of 35.60%. This indicates that OPEN experiences smaller price fluctuations and is considered to be less risky than AEVA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OPEN	AEVA	Difference
Volatility (1M) Calculated over the trailing 1-month period	24.21%	35.60%	-11.39%
Volatility (6M) Calculated over the trailing 6-month period	51.37%	80.25%	-28.88%
Volatility (1Y) Calculated over the trailing 1-year period	137.74%	114.93%	+22.81%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	113.92%	98.95%	+14.97%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	109.64%	92.44%	+17.20%

Dividends

OPEN vs. AEVA - Dividend Comparison

Neither OPEN nor AEVA has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both OPEN and AEVA in my portfolio?

OPEN and AEVA have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OPEN or AEVA?

AEVA has higher volatility (35.60%) compared to OPEN (24.21%). In terms of maximum drawdown, OPEN dropped -98.57% vs AEVA's -97.71%.

Which has better risk-adjusted returns?

OPEN currently has the higher Sharpe Ratio (0.82 vs -0.05), 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.