ACMR vs. ACLS
ACMR (ACM Research, Inc.) and ACLS (Axcelis Technologies, Inc.) are both stocks. Both operate in the Semiconductor Equipment & Materials industry within the Technology sector. Over the past 5 years, ACMR returned 23.82%/yr vs 34.01%/yr for ACLS. At a 0.49 correlation, their price movements are largely independent.
Performance
ACMR vs. ACLS - Performance Comparison
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Returns By Period
In the year-to-date period, ACMR achieves a 151.25% return, which is significantly higher than ACLS's 112.92% return.
ACMR
- 1D
- -3.93%
- 1M
- 35.13%
- YTD
- 151.25%
- 6M
- 148.55%
- 1Y
- 301.62%
- 3Y*
- 103.45%
- 5Y*
- 23.82%
- 10Y*
- —
ACLS
- 1D
- -6.99%
- 1M
- 9.00%
- YTD
- 112.92%
- 6M
- 104.37%
- 1Y
- 157.12%
- 3Y*
- 0.51%
- 5Y*
- 34.01%
- 10Y*
- 32.01%
ACMR vs. ACLS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ACMR ACM Research, Inc. | 151.25% | 161.26% | -22.72% | 153.44% | -72.87% | 4.95% | 340.38% | 69.58% | 107.24% | -35.74% |
ACLS Axcelis Technologies, Inc. | 112.92% | 14.98% | -46.13% | 63.42% | 6.44% | 156.04% | 20.83% | 35.39% | -37.98% | -10.17% |
Correlation
The correlation between ACMR and ACLS is 0.50, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.50 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.52 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.56 |
Correlation (All Time) Calculated using the full available price history since Nov 3, 2017 | 0.49 |
The correlation between ACMR and ACLS has been stable across timeframes, ranging from 0.49 to 0.56 - a consistent structural relationship.
Fundamentals
ACMR:
$6.92B
ACLS:
$5.30B
ACMR:
$1.33
ACLS:
$3.21
ACMR:
74.73
ACLS:
53.27
ACMR:
2.61
ACLS:
3.13
ACMR:
7.08
ACLS:
6.36
ACMR:
4.37
ACLS:
5.07
ACMR:
$960.23M
ACLS:
$845.44M
ACMR:
$424.76M
ACLS:
$368.66M
ACMR:
$162.91M
ACLS:
$129.11M
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Return for Risk
ACMR vs. ACLS — Risk / Return Rank
ACMR
ACLS
ACMR vs. ACLS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ACM Research, Inc. (ACMR) and Axcelis Technologies, Inc. (ACLS). 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.
| ACMR | ACLS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.17 | ||
| Sortino ratioReturn per unit of downside risk | +0.27 | ||
| Omega ratioGain probability vs. loss probability | 1.47 | 1.40 | +0.08 |
| Calmar ratioReturn relative to maximum drawdown | 6.56 | 6.03 | +0.52 |
| Martin ratioReturn relative to average drawdown | 16.74 | 13.91 | +2.83 |
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Drawdowns
ACMR vs. ACLS - Drawdown Comparison
The maximum ACMR drawdown since its inception was -87.23%, smaller than the maximum ACLS drawdown of -99.38%. Use the drawdown chart below to compare losses from any high point for ACMR and ACLS.
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Drawdown Indicators
| ACMR | ACLS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -87.23% | -99.38% | +12.15% |
Max Drawdown (1Y)Largest decline over 1 year | -46.34% | -26.20% | -20.14% |
Max Drawdown (3Y)Largest decline over 3 years | -58.42% | -78.84% | +20.42% |
Max Drawdown (5Y)Largest decline over 5 years | -84.81% | -78.84% | -5.97% |
Max Drawdown (10Y)Largest decline over 10 years | — | -78.84% | — |
Current DrawdownCurrent decline from peak | -9.78% | -14.67% | +4.89% |
Average DrawdownAverage peak-to-trough decline | -39.45% | -73.43% | +33.98% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 18.11% | 11.34% | +6.77% |
Volatility
ACMR vs. ACLS - Volatility Comparison
ACM Research, Inc. (ACMR) has a higher volatility of 36.43% compared to Axcelis Technologies, Inc. (ACLS) at 24.47%. This indicates that ACMR's price experiences larger fluctuations and is considered to be riskier than ACLS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ACMR | ACLS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 36.43% | 24.47% | +11.96% |
Volatility (6M)Calculated over the trailing 6-month period | 61.39% | 49.71% | +11.68% |
Volatility (1Y)Calculated over the trailing 1-year period | 79.16% | 59.36% | +19.80% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 80.80% | 55.42% | +25.38% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 84.08% | 53.76% | +30.32% |
Dividends
ACMR vs. ACLS - Dividend Comparison
Neither ACMR nor ACLS has paid dividends to shareholders.
Financials
ACMR vs. ACLS - Financials Comparison
This section allows you to compare key financial metrics between ACM Research, Inc. and Axcelis Technologies, 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
ACMR vs. ACLS - Profitability Comparison
ACMR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ACM Research, Inc. reported a gross profit of 107.24M and revenue of 231.26M. Therefore, the gross margin over that period was 46.4%.
ACLS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Axcelis Technologies, Inc. reported a gross profit of 80.58M and revenue of 198.96M. Therefore, the gross margin over that period was 40.5%.
ACMR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ACM Research, Inc. reported an operating income of 36.18M and revenue of 231.26M, resulting in an operating margin of 15.6%.
ACLS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Axcelis Technologies, Inc. reported an operating income of 7.95M and revenue of 198.96M, resulting in an operating margin of 4.0%.
ACMR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ACM Research, Inc. reported a net income of 17.31M and revenue of 231.26M, resulting in a net margin of 7.5%.
ACLS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Axcelis Technologies, Inc. reported a net income of 9.21M and revenue of 198.96M, resulting in a net margin of 4.6%.
Frequently Asked Questions
ACMR and ACLS have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ACMR has higher volatility (36.43%) compared to ACLS (24.47%). In terms of maximum drawdown, ACMR dropped -87.23% vs ACLS's -99.38%.
ACMR currently has the higher Sharpe Ratio (3.84 vs 2.66), 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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