ARRY vs. COHR
ARRY (Array Technologies, Inc.) and COHR (Coherent, Inc.) are both stocks. Both are in the Technology sector — ARRY in Solar, COHR in Scientific & Technical Instruments. Over the past 5 years, ARRY returned -9.57%/yr vs 43.54%/yr for COHR. At a 0.32 correlation, their price movements are largely independent.
Performance
ARRY vs. COHR - Performance Comparison
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Returns By Period
In the year-to-date period, ARRY achieves a -1.41% return, which is significantly lower than COHR's 128.59% return.
ARRY
- 1D
- 3.89%
- 1M
- 11.12%
- YTD
- -1.41%
- 6M
- 11.12%
- 1Y
- 30.23%
- 3Y*
- -26.79%
- 5Y*
- -9.57%
- 10Y*
- —
COHR
- 1D
- 1.07%
- 1M
- 25.67%
- YTD
- 128.59%
- 6M
- 137.89%
- 1Y
- 416.84%
- 3Y*
- 123.42%
- 5Y*
- 43.54%
- 10Y*
- 35.23%
ARRY vs. COHR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
ARRY Array Technologies, Inc. | -1.41% | 52.65% | -64.05% | -13.09% | 23.20% | -63.63% | 18.35% |
COHR Coherent, Inc. | 128.59% | 94.84% | 117.62% | 24.02% | -48.63% | -10.04% | 62.76% |
Correlation
The correlation between ARRY and COHR is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.39 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.27 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.31 |
Correlation (All Time) Calculated using the full available price history since Oct 16, 2020 | 0.32 |
The correlation between ARRY and COHR shifts across timeframes, from 0.27 (3 years) to 0.39 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
ARRY:
-$0.44
COHR:
$1.64K
ARRY:
1.16
COHR:
0.03
ARRY:
$1.21B
COHR:
$1.81T
ARRY:
$269.92M
COHR:
$1.76B
ARRY:
$5.35M
COHR:
$960.76M
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Return for Risk
ARRY vs. COHR — Risk / Return Rank
ARRY
COHR
ARRY vs. COHR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Array Technologies, Inc. (ARRY) 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.
| ARRY | COHR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -5.52 | ||
| Sortino ratioReturn per unit of downside risk | -3.21 | ||
| Omega ratioGain probability vs. loss probability | 1.14 | 1.60 | -0.46 |
| Calmar ratioReturn relative to maximum drawdown | 0.69 | 15.85 | -15.16 |
| Martin ratioReturn relative to average drawdown | 1.34 | 44.41 | -43.06 |
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
| ARRY | COHR | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.36 | 5.88 | -5.52 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.12 | 0.72 | -0.83 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.63 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.27 | 0.33 | -0.60 |
Drawdowns
ARRY vs. COHR - Drawdown Comparison
The maximum ARRY drawdown since its inception was -92.20%, which is greater than COHR's maximum drawdown of -80.89%. Use the drawdown chart below to compare losses from any high point for ARRY and COHR.
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Drawdown Indicators
| ARRY | COHR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -92.20% | -80.89% | -11.31% |
Max Drawdown (1Y)Largest decline over 1 year | -44.31% | -26.52% | -17.79% |
Max Drawdown (3Y)Largest decline over 3 years | -84.88% | -54.85% | -30.03% |
Max Drawdown (5Y)Largest decline over 5 years | -85.31% | -62.87% | -22.44% |
Max Drawdown (10Y)Largest decline over 10 years | — | -72.22% | — |
Current DrawdownCurrent decline from peak | -82.19% | -1.17% | -81.02% |
Average DrawdownAverage peak-to-trough decline | -68.88% | -35.03% | -33.85% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 22.54% | 9.45% | +13.09% |
Volatility
ARRY vs. COHR - Volatility Comparison
The current volatility for Array Technologies, Inc. (ARRY) is 18.93%, while Coherent, Inc. (COHR) has a volatility of 26.47%. This indicates that ARRY experiences smaller price fluctuations and is considered to be less risky than COHR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ARRY | COHR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 18.93% | 26.47% | -7.54% |
Volatility (6M)Calculated over the trailing 6-month period | 61.74% | 54.45% | +7.29% |
Volatility (1Y)Calculated over the trailing 1-year period | 83.37% | 71.44% | +11.93% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 81.33% | 61.11% | +20.22% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 82.03% | 56.27% | +25.76% |
Dividends
ARRY vs. COHR - Dividend Comparison
Neither ARRY nor COHR has paid dividends to shareholders.
Financials
ARRY vs. COHR - Financials Comparison
This section allows you to compare key financial metrics between Array Technologies, 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
ARRY vs. COHR - Profitability Comparison
ARRY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Array Technologies, Inc. reported a gross profit of 63.00M and revenue of 223.41M. Therefore, the gross margin over that period was 28.2%.
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%.
ARRY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Array Technologies, Inc. reported an operating income of 7.11M and revenue of 223.41M, resulting in an operating margin of 3.2%.
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%.
ARRY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Array Technologies, Inc. reported a net income of 2.00M and revenue of 223.41M, resulting in a net margin of 0.9%.
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
ARRY and COHR have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
COHR has higher volatility (26.47%) compared to ARRY (18.93%). In terms of maximum drawdown, ARRY dropped -92.20% vs COHR's -80.89%.
COHR currently has the higher Sharpe Ratio (5.88 vs 0.36), 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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