AEHR vs. TSLA
AEHR (Aehr Test Systems) and TSLA (Tesla, Inc.) are both stocks. AEHR operates in Semiconductor Equipment & Materials (Technology), while TSLA operates in Auto Manufacturers (Consumer Cyclical). Over the past 10 years, AEHR returned 45.82%/yr vs 35.29%/yr for TSLA. Their 0.22 correlation means their historical movements had little consistent relationship.
Performance
AEHR vs. TSLA - Performance Comparison
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Returns By Period
In the year-to-date period, AEHR achieves a 296.14% return, which is significantly higher than TSLA's -30.80% return. Over the past 10 years, AEHR has outperformed TSLA with an annualized return of 45.82%, while TSLA has yielded a comparatively lower 35.29% annualized return.
AEHR
- 1D
- 4.05%
- 1M
- -5.27%
- 6M
- 211.93%
- YTD
- 296.14%
- 1Y
- 373.25%
- 3Y*
- 14.21%
- 5Y*
- 70.08%
- 10Y*
- 45.82%
- ALL TIME*
- 6.01%
TSLA
- 1D
- 0.76%
- 1M
- -26.83%
- 6M
- -27.69%
- YTD
- -30.80%
- 1Y
- 0.95%
- 3Y*
- 6.03%
- 5Y*
- 6.32%
- 10Y*
- 35.29%
- ALL TIME*
- 40.79%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $231.69M | $269.50M | $230.50M | |
TSLA Tesla, Inc. | $15.40B | $15.32B | $18.68B |
AEHR vs. TSLA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AEHR Aehr Test Systems | 296.14% | 21.41% | -37.32% | 31.99% | -16.87% | 855.73% | 26.50% | 41.84% | -47.97% | 12.45% |
TSLA Tesla, Inc. | -30.80% | 11.36% | 62.52% | 101.72% | -65.03% | 49.76% | 743.44% | 25.70% | 6.89% | 45.70% |
Correlation
The correlation between AEHR and TSLA is 0.44, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.44 |
Correlation (3Y) Balances recent behavior with more history. | 0.41 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.43 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.30 |
Correlation (All Time) Calculated using the full available price history since Jun 29, 2010 | 0.22 |
Over the past year, AEHR and TSLA have become more correlated (0.44) than their long-term average of 0.22, meaning their price movements have been converging.
Fundamentals
AEHR:
$2.61B
TSLA:
$1.23T
AEHR:
-$0.23
TSLA:
$1.08
AEHR:
49.52
TSLA:
10.62
AEHR:
12.09
TSLA:
12.68
AEHR:
$50.00M
TSLA:
$103.62B
AEHR:
$17.65M
TSLA:
$19.53B
AEHR:
-$10.85M
TSLA:
$10.41B
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Return for Risk
AEHR vs. TSLA — Risk / Return Rank
AEHR
TSLA
AEHR vs. TSLA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Aehr Test Systems (AEHR) and Tesla, Inc. (TSLA). 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.
| AEHR | TSLA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.97 | ||
| Sortino ratioReturn per unit of downside risk | +2.89 | ||
| Omega ratioGain probability vs. loss probability | 1.37 | 1.04 | +0.33 |
| Calmar ratioReturn relative to maximum drawdown | 8.57 | 0.02 | +8.54 |
| Martin ratioReturn relative to average drawdown | 17.93 | 0.06 | +17.86 |
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Drawdowns
AEHR vs. TSLA - Drawdown Comparison
The maximum AEHR drawdown since its inception was -97.98%, which is greater than TSLA's maximum drawdown of -73.63%. Use the drawdown chart below to compare losses from any high point for AEHR and TSLA.
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Drawdown Indicators
| AEHR | TSLA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -97.98% | -73.63% | -24.35% |
Max Drawdown (1Y)Largest decline over 1 year | -43.90% | -39.10% | -4.80% |
Max Drawdown (3Y)Largest decline over 3 years | -87.16% | -53.77% | -33.39% |
Max Drawdown (5Y)Largest decline over 5 years | -87.37% | -73.63% | -13.74% |
Max Drawdown (10Y)Largest decline over 10 years | -87.37% | -73.63% | -13.74% |
Current DrawdownCurrent decline from peak | -31.39% | -36.47% | +5.08% |
Average DrawdownAverage peak-to-trough decline | -79.35% | -22.72% | -56.63% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 20.94% | 15.31% | +5.63% |
Volatility
AEHR vs. TSLA - Volatility Comparison
Aehr Test Systems (AEHR) has a higher volatility of 50.37% compared to Tesla, Inc. (TSLA) at 20.43%. This indicates that AEHR's price experiences larger fluctuations and is considered to be riskier than TSLA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AEHR | TSLA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 50.37% | 20.43% | +29.94% |
Volatility (6M)Calculated over the trailing 6-month period | 99.99% | 34.55% | +65.44% |
Volatility (1Y)Calculated over the trailing 1-year period | 125.91% | 46.36% | +79.55% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 102.69% | 59.65% | +43.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 95.34% | 59.43% | +35.91% |
Dividends
AEHR vs. TSLA - Dividend Comparison
Neither AEHR nor TSLA has paid dividends to shareholders.
Financials
AEHR vs. TSLA - Financials Comparison
This section allows you to compare key financial metrics between Aehr Test Systems and Tesla, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
AEHR vs. TSLA - Profitability Comparison
AEHR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Aehr Test Systems reported a gross profit of 8.02M and revenue of 18.84M. Therefore, the gross margin over that period was 42.6%.
TSLA - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Tesla, Inc. reported a gross profit of 4.75B and revenue of 28.24B. Therefore, the gross margin over that period was 16.8%.
AEHR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Aehr Test Systems reported an operating income of -987.00K and revenue of 18.84M, resulting in an operating margin of -5.2%.
TSLA - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Tesla, Inc. reported an operating income of 398.00M and revenue of 28.24B, resulting in an operating margin of 1.4%.
AEHR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Aehr Test Systems reported a net income of 1.39M and revenue of 18.84M, resulting in a net margin of 7.4%.
TSLA - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Tesla, Inc. reported a net income of 1.11B and revenue of 28.24B, resulting in a net margin of 4.0%.
Frequently Asked Questions
AEHR and TSLA have a correlation of 0.44, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AEHR has higher volatility (50.37%) compared to TSLA (20.43%). In terms of maximum drawdown, AEHR dropped -97.98% vs TSLA's -73.63%.
AEHR currently has the higher Sharpe Ratio (2.99 vs 0.02), 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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