ACMR vs. COHR
ACMR (ACM Research, Inc.) and COHR (Coherent, Inc.) are both stocks. Both are in the Technology sector — ACMR in Semiconductor Equipment & Materials, COHR in Scientific & Technical Instruments. Over the past 5 years, ACMR returned 28.80%/yr vs 44.62%/yr for COHR. At a 0.42 correlation, their price movements are largely independent.
Performance
ACMR vs. COHR - Performance Comparison
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Returns By Period
The year-to-date returns for both stocks are quite close, with ACMR having a 133.00% return and COHR slightly lower at 131.29%.
ACMR
- 1D
- 12.03%
- 1M
- 76.26%
- YTD
- 133.00%
- 6M
- 179.65%
- 1Y
- 304.04%
- 3Y*
- 109.76%
- 5Y*
- 28.80%
- 10Y*
- —
COHR
- 1D
- 17.63%
- 1M
- 29.56%
- YTD
- 131.29%
- 6M
- 158.89%
- 1Y
- 455.99%
- 3Y*
- 122.07%
- 5Y*
- 44.62%
- 10Y*
- 35.59%
ACMR vs. COHR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ACMR ACM Research, Inc. | 133.00% | 161.26% | -22.72% | 153.44% | -72.87% | 4.95% | 340.38% | 69.58% | 107.24% | -13.22% |
COHR Coherent, Inc. | 131.29% | 94.84% | 117.62% | 24.02% | -48.63% | -10.04% | 125.60% | 3.73% | -30.86% | 13.13% |
Correlation
The correlation between ACMR and COHR is 0.47, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.47 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.48 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.49 |
Correlation (All Time) Calculated using the full available price history since Nov 6, 2017 | 0.42 |
Fundamentals
ACMR:
$1.33
COHR:
$1.64K
ACMR:
69.30
COHR:
0.26
ACMR:
2.42
COHR:
0.04
ACMR:
6.57
COHR:
0.03
ACMR:
$960.23M
COHR:
$1.81T
ACMR:
$424.76M
COHR:
$1.76B
ACMR:
$162.91M
COHR:
$960.76M
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Return for Risk
ACMR vs. COHR — Risk / Return Rank
ACMR
COHR
ACMR vs. COHR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ACM Research, Inc. (ACMR) and Coherent, Inc. (COHR). 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.
| ACMR | COHR | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 4.11 | 6.43 | -2.32 |
Sortino ratioReturn per unit of downside risk | 3.51 | 4.45 | -0.94 |
Omega ratioGain probability vs. loss probability | 1.50 | 1.62 | -0.13 |
Calmar ratioReturn relative to maximum drawdown | 6.64 | 17.52 | -10.88 |
Martin ratioReturn relative to average drawdown | 17.08 | 49.17 | -32.09 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| ACMR | COHR | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 4.11 | 6.43 | -2.32 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.36 | 0.73 | -0.37 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.63 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.68 | 0.33 | +0.35 |
Drawdowns
ACMR vs. COHR - Drawdown Comparison
The maximum ACMR drawdown since its inception was -87.23%, which is greater than COHR's maximum drawdown of -80.89%. Use the drawdown chart below to compare losses from any high point for ACMR and COHR.
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Drawdown Indicators
| ACMR | COHR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -87.23% | -80.89% | -6.34% |
Max Drawdown (1Y)Largest decline over 1 year | -46.34% | -26.52% | -19.82% |
Max Drawdown (3Y)Largest decline over 3 years | -58.42% | -54.85% | -3.57% |
Max Drawdown (5Y)Largest decline over 5 years | -84.81% | -62.87% | -21.94% |
Max Drawdown (10Y)Largest decline over 10 years | — | -72.22% | — |
Current DrawdownCurrent decline from peak | -1.01% | 0.00% | -1.01% |
Average DrawdownAverage peak-to-trough decline | -39.32% | -35.04% | -4.28% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 18.01% | 9.45% | +8.56% |
Volatility
ACMR vs. COHR - Volatility Comparison
ACM Research, Inc. (ACMR) and Coherent, Inc. (COHR) have volatilities of 25.11% and 26.27%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ACMR | COHR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 25.11% | 26.27% | -1.16% |
Volatility (6M)Calculated over the trailing 6-month period | 55.24% | 54.38% | +0.86% |
Volatility (1Y)Calculated over the trailing 1-year period | 74.53% | 71.50% | +3.03% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 80.32% | 61.11% | +19.21% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 83.33% | 56.29% | +27.04% |
Dividends
ACMR vs. COHR - Dividend Comparison
Neither ACMR nor COHR has paid dividends to shareholders.
Financials
ACMR vs. COHR - Financials Comparison
This section allows you to compare key financial metrics between ACM Research, Inc. and Coherent, 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. COHR - 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%.
COHR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Coherent, Inc. reported a gross profit of 0.00 and revenue of 1.81T. Therefore, the gross margin over that period was 0.0%.
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%.
COHR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Coherent, Inc. reported an operating income of 0.00 and revenue of 1.81T, resulting in an operating margin of 0.0%.
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%.
COHR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Coherent, Inc. reported a net income of 191.40B and revenue of 1.81T, resulting in a net margin of 10.6%.
Frequently Asked Questions
ACMR and COHR have a correlation of 0.47, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
COHR has higher volatility (26.27%) compared to ACMR (25.11%). In terms of maximum drawdown, ACMR dropped -87.23% vs COHR's -80.89%.
COHR currently has the higher Sharpe Ratio (6.43 vs 4.11), 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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