COHR vs. NOW
COHR (Coherent, Inc.) and NOW (ServiceNow, Inc) are both stocks. Both are in the Technology sector — COHR in Scientific & Technical Instruments, NOW in Software - Application. Over the past 10 years, COHR returned 34.35%/yr vs 21.48%/yr for NOW. At a 0.35 correlation, their price movements are largely independent.
Performance
COHR vs. NOW - Performance Comparison
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Returns By Period
In the year-to-date period, COHR achieves a 108.61% return, which is significantly higher than NOW's -33.32% return. Over the past 10 years, COHR has outperformed NOW with an annualized return of 34.35%, while NOW has yielded a comparatively lower 21.48% annualized return.
COHR
- 1D
- 5.90%
- 1M
- -4.63%
- YTD
- 108.61%
- 6M
- 115.90%
- 1Y
- 375.64%
- 3Y*
- 107.95%
- 5Y*
- 40.59%
- 10Y*
- 34.35%
NOW
- 1D
- -0.90%
- 1M
- 17.35%
- YTD
- -33.32%
- 6M
- -40.96%
- 1Y
- -49.30%
- 3Y*
- -2.72%
- 5Y*
- 0.51%
- 10Y*
- 21.48%
COHR vs. NOW - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
COHR Coherent, Inc. | 108.61% | 94.84% | 117.62% | 24.02% | -48.63% | -10.04% | 125.60% | 3.73% | -30.86% | 58.35% |
NOW ServiceNow, Inc | -33.32% | -27.75% | 50.05% | 81.96% | -40.18% | 17.93% | 94.97% | 58.56% | 36.55% | 75.40% |
Correlation
The correlation between COHR and NOW is -0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.07 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.24 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.36 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.38 |
Correlation (All Time) Calculated using the full available price history since Jun 29, 2012 | 0.35 |
The correlation between COHR and NOW shifts across timeframes, from -0.07 (1 year) to 0.38 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
COHR:
$1.64K
NOW:
$1.68
COHR:
0.23
NOW:
60.81
COHR:
0.04
NOW:
0.51
COHR:
0.02
NOW:
7.65
COHR:
$1.81T
NOW:
$13.96B
COHR:
$1.76B
NOW:
$10.69B
COHR:
$960.76M
NOW:
$2.80B
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Return for Risk
COHR vs. NOW — Risk / Return Rank
COHR
NOW
COHR vs. NOW - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Coherent, Inc. (COHR) and ServiceNow, Inc (NOW). 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.
| COHR | NOW | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +6.12 | ||
| Sortino ratioReturn per unit of downside risk | +5.34 | ||
| Omega ratioGain probability vs. loss probability | 1.54 | 0.82 | +0.73 |
| Calmar ratioReturn relative to maximum drawdown | 14.28 | -0.82 | +15.10 |
| Martin ratioReturn relative to average drawdown | 39.14 | -1.45 | +40.59 |
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Drawdowns
COHR vs. NOW - Drawdown Comparison
The maximum COHR drawdown since its inception was -80.89%, which is greater than NOW's maximum drawdown of -64.54%. Use the drawdown chart below to compare losses from any high point for COHR and NOW.
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Drawdown Indicators
| COHR | NOW | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -80.89% | -64.54% | -16.35% |
Max Drawdown (1Y)Largest decline over 1 year | -26.52% | -60.28% | +33.76% |
Max Drawdown (3Y)Largest decline over 3 years | -54.85% | -64.54% | +9.69% |
Max Drawdown (5Y)Largest decline over 5 years | -62.87% | -64.54% | +1.67% |
Max Drawdown (10Y)Largest decline over 10 years | -72.22% | -64.54% | -7.68% |
Current DrawdownCurrent decline from peak | -9.81% | -56.36% | +46.55% |
Average DrawdownAverage peak-to-trough decline | -35.02% | -13.78% | -21.24% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 9.66% | 34.02% | -24.36% |
Volatility
COHR vs. NOW - Volatility Comparison
Coherent, Inc. (COHR) has a higher volatility of 27.87% compared to ServiceNow, Inc (NOW) at 25.56%. This indicates that COHR's price experiences larger fluctuations and is considered to be riskier than NOW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COHR | NOW | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 27.87% | 25.56% | +2.31% |
Volatility (6M)Calculated over the trailing 6-month period | 57.45% | 47.01% | +10.44% |
Volatility (1Y)Calculated over the trailing 1-year period | 73.72% | 50.12% | +23.60% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 61.62% | 43.44% | +18.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 56.55% | 40.86% | +15.69% |
Dividends
COHR vs. NOW - Dividend Comparison
Neither COHR nor NOW has paid dividends to shareholders.
Financials
COHR vs. NOW - Financials Comparison
This section allows you to compare key financial metrics between Coherent, Inc. and ServiceNow, 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
COHR vs. NOW - Profitability Comparison
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%.
NOW - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ServiceNow, Inc reported a gross profit of 2.83B and revenue of 3.77B. Therefore, the gross margin over that period was 75.1%.
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%.
NOW - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ServiceNow, Inc reported an operating income of 503.00M and revenue of 3.77B, resulting in an operating margin of 13.3%.
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%.
NOW - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ServiceNow, Inc reported a net income of 469.00M and revenue of 3.77B, resulting in a net margin of 12.4%.
Frequently Asked Questions
COHR and NOW have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
COHR has higher volatility (27.87%) compared to NOW (25.56%). In terms of maximum drawdown, COHR dropped -80.89% vs NOW's -64.54%.
COHR currently has the higher Sharpe Ratio (5.14 vs -0.99), 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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