COHR vs. TSEM
COHR (Coherent Corp.) and TSEM (Tower Semiconductor Ltd) are both stocks. Both are in the Technology sector — COHR in Scientific & Technical Instruments, TSEM in Semiconductors. Over the past 10 years, COHR returned 29.73%/yr vs 32.46%/yr for TSEM. Their 0.25 correlation means their historical movements had little consistent relationship.
Performance
COHR vs. TSEM - Performance Comparison
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Returns By Period
In the year-to-date period, COHR achieves a 47.00% return, which is significantly lower than TSEM's 90.95% return. Over the past 10 years, COHR has underperformed TSEM with an annualized return of 29.73%, while TSEM has yielded a comparatively higher 32.46% annualized return.
COHR
- 1D
- -3.92%
- 1M
- -28.71%
- 6M
- 37.19%
- YTD
- 47.00%
- 1Y
- 170.93%
- 3Y*
- 79.94%
- 5Y*
- 31.78%
- 10Y*
- 29.73%
- ALL TIME*
- 19.36%
TSEM
- 1D
- -3.93%
- 1M
- -10.28%
- 6M
- 76.47%
- YTD
- 90.95%
- 1Y
- 376.84%
- 3Y*
- 81.97%
- 5Y*
- 53.12%
- 10Y*
- 32.46%
- ALL TIME*
- 0.96%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
COHR Coherent Corp. | $1.21B | $1.43B | $2.07B |
| $463.92M | $417.71M | $507.36M |
COHR vs. TSEM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
COHR Coherent Corp. | 47.00% | 94.84% | 117.62% | 24.02% | -48.63% | -10.04% | 125.60% | 3.73% | -30.86% | 58.35% |
TSEM Tower Semiconductor Ltd | 90.95% | 127.96% | 68.77% | -29.35% | 8.87% | 53.68% | 7.32% | 63.23% | -56.75% | 79.09% |
Correlation
The correlation between COHR and TSEM is 0.63, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.63 |
Correlation (3Y) Balances recent behavior with more history. | 0.56 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.52 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.51 |
Correlation (All Time) Calculated using the full available price history since Oct 26, 1994 | 0.25 |
Over the past year, COHR and TSEM have become more correlated (0.63) than their long-term average of 0.25, meaning their price movements have been converging.
Fundamentals
COHR:
$53.08B
TSEM:
$25.06B
COHR:
$1.85K
TSEM:
$2.15
COHR:
0.15
TSEM:
104.26
COHR:
0.03
TSEM:
3.68
COHR:
0.02
TSEM:
15.78
COHR:
$1.81T
TSEM:
$1.62B
COHR:
$1.76B
TSEM:
$401.63M
COHR:
$960.76M
TSEM:
$571.93M
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Return for Risk
COHR vs. TSEM — Risk / Return Rank
COHR
TSEM
COHR vs. TSEM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Coherent Corp. (COHR) and Tower Semiconductor Ltd (TSEM). 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 | TSEM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.90 | ||
| Sortino ratioReturn per unit of downside risk | -1.79 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.54 | -0.21 |
| Calmar ratioReturn relative to maximum drawdown | 4.72 | 11.47 | -6.75 |
| Martin ratioReturn relative to average drawdown | 13.92 | 36.59 | -22.67 |
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Drawdowns
COHR vs. TSEM - Drawdown Comparison
The maximum COHR drawdown since its inception was -80.89%, smaller than the maximum TSEM drawdown of -99.75%. Use the drawdown chart below to compare losses from any high point for COHR and TSEM.
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Drawdown Indicators
| COHR | TSEM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -80.89% | -99.75% | +18.86% |
Max Drawdown (1Y)Largest decline over 1 year | -36.44% | -33.11% | -3.33% |
Max Drawdown (3Y)Largest decline over 3 years | -54.85% | -45.83% | -9.02% |
Max Drawdown (5Y)Largest decline over 5 years | -62.87% | -55.39% | -7.48% |
Max Drawdown (10Y)Largest decline over 10 years | -72.22% | -62.28% | -9.94% |
Current DrawdownCurrent decline from peak | -36.44% | -62.52% | +26.08% |
Average DrawdownAverage peak-to-trough decline | -34.97% | -85.28% | +50.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.33% | 10.36% | +1.97% |
Volatility
COHR vs. TSEM - Volatility Comparison
The current volatility for Coherent Corp. (COHR) is 23.58%, while Tower Semiconductor Ltd (TSEM) has a volatility of 26.62%. This indicates that COHR experiences smaller price fluctuations and is considered to be less risky than TSEM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COHR | TSEM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 23.58% | 26.62% | -3.04% |
Volatility (6M)Calculated over the trailing 6-month period | 61.85% | 63.50% | -1.65% |
Volatility (1Y)Calculated over the trailing 1-year period | 79.07% | 74.95% | +4.12% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 62.94% | 49.31% | +13.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 57.32% | 44.67% | +12.65% |
Dividends
COHR vs. TSEM - Dividend Comparison
Neither COHR nor TSEM has paid dividends to shareholders.
Financials
COHR vs. TSEM - Financials Comparison
This section allows you to compare key financial metrics between Coherent Corp. and Tower Semiconductor Ltd. 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. TSEM - Profitability Comparison
COHR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Coherent Corp. reported a gross profit of 0.00 and revenue of 1.81T. Therefore, the gross margin over that period was 0.0%.
TSEM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Tower Semiconductor Ltd reported a gross profit of 110.95M and revenue of 413.63M. Therefore, the gross margin over that period was 26.8%.
COHR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Coherent Corp. reported an operating income of 0.00 and revenue of 1.81T, resulting in an operating margin of 0.0%.
TSEM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Tower Semiconductor Ltd reported an operating income of 64.57M and revenue of 413.63M, resulting in an operating margin of 15.6%.
COHR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Coherent Corp. reported a net income of 191.40B and revenue of 1.81T, resulting in a net margin of 10.6%.
TSEM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Tower Semiconductor Ltd reported a net income of 65.03M and revenue of 413.63M, resulting in a net margin of 15.7%.
Frequently Asked Questions
COHR and TSEM have a correlation of 0.63, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TSEM has higher volatility (26.62%) compared to COHR (23.58%). In terms of maximum drawdown, COHR dropped -80.89% vs TSEM's -99.75%.
TSEM currently has the higher Sharpe Ratio (5.08 vs 2.18), 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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