CIEN vs. PWR
CIEN (Ciena Corporation) and PWR (Quanta Services, Inc.) are both stocks. CIEN operates in Communication Equipment (Technology), while PWR operates in Engineering & Construction (Industrials). Over the past 10 years, CIEN returned 35.80%/yr vs 41.17%/yr for PWR. At a 0.36 correlation, their price movements are largely independent.
Performance
CIEN vs. PWR - Performance Comparison
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Returns By Period
In the year-to-date period, CIEN achieves a 90.70% return, which is significantly higher than PWR's 67.76% return. Over the past 10 years, CIEN has underperformed PWR with an annualized return of 35.80%, while PWR has yielded a comparatively higher 41.17% annualized return.
CIEN
- 1D
- 0.17%
- 1M
- -22.83%
- YTD
- 90.70%
- 6M
- 104.17%
- 1Y
- 501.62%
- 3Y*
- 119.10%
- 5Y*
- 49.92%
- 10Y*
- 35.80%
PWR
- 1D
- 3.58%
- 1M
- -8.53%
- YTD
- 67.76%
- 6M
- 61.62%
- 1Y
- 97.52%
- 3Y*
- 56.60%
- 5Y*
- 50.60%
- 10Y*
- 41.17%
CIEN vs. PWR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CIEN Ciena Corporation | 90.70% | 175.76% | 88.42% | -11.71% | -33.77% | 45.64% | 23.80% | 25.89% | 62.02% | -14.26% |
PWR Quanta Services, Inc. | 67.76% | 33.70% | 46.60% | 51.70% | 24.63% | 59.50% | 77.74% | 35.84% | -22.93% | 12.22% |
Correlation
The correlation between CIEN and PWR is 0.57, 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 | 0.57 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.50 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.48 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.43 |
Correlation (All Time) Calculated using the full available price history since Feb 12, 1998 | 0.36 |
Over the past year, CIEN and PWR have become more correlated (0.57) than their long-term average of 0.36, meaning their price movements have been converging.
Fundamentals
CIEN:
$65.25B
PWR:
$107.64B
CIEN:
$3.01
PWR:
$7.29
CIEN:
148.07
PWR:
97.08
CIEN:
11.65
PWR:
3.58
CIEN:
22.56
PWR:
11.90
CIEN:
$5.57B
PWR:
$29.99B
CIEN:
$2.40B
PWR:
$4.08B
CIEN:
$670.55M
PWR:
$2.40B
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Return for Risk
CIEN vs. PWR — Risk / Return Rank
CIEN
PWR
CIEN vs. PWR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Ciena Corporation (CIEN) and Quanta Services, Inc. (PWR). 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.
| CIEN | PWR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +4.94 | ||
| Sortino ratioReturn per unit of downside risk | +1.57 | ||
| Omega ratioGain probability vs. loss probability | 1.72 | 1.44 | +0.28 |
| Calmar ratioReturn relative to maximum drawdown | 16.49 | 5.73 | +10.76 |
| Martin ratioReturn relative to average drawdown | 76.44 | 18.09 | +58.36 |
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Drawdowns
CIEN vs. PWR - Drawdown Comparison
The maximum CIEN drawdown since its inception was -99.51%, roughly equal to the maximum PWR drawdown of -97.07%. Use the drawdown chart below to compare losses from any high point for CIEN and PWR.
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Drawdown Indicators
| CIEN | PWR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.51% | -97.07% | -2.44% |
Max Drawdown (1Y)Largest decline over 1 year | -30.68% | -17.11% | -13.57% |
Max Drawdown (3Y)Largest decline over 3 years | -45.51% | -33.89% | -11.62% |
Max Drawdown (5Y)Largest decline over 5 years | -49.54% | -33.89% | -15.65% |
Max Drawdown (10Y)Largest decline over 10 years | -49.54% | -45.53% | -4.01% |
Current DrawdownCurrent decline from peak | -57.38% | -9.87% | -47.51% |
Average DrawdownAverage peak-to-trough decline | -87.08% | -46.84% | -40.24% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.61% | 5.41% | +1.20% |
Volatility
CIEN vs. PWR - Volatility Comparison
Ciena Corporation (CIEN) has a higher volatility of 24.81% compared to Quanta Services, Inc. (PWR) at 13.07%. This indicates that CIEN's price experiences larger fluctuations and is considered to be riskier than PWR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CIEN | PWR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 24.81% | 13.07% | +11.74% |
Volatility (6M)Calculated over the trailing 6-month period | 56.12% | 30.74% | +25.38% |
Volatility (1Y)Calculated over the trailing 1-year period | 66.74% | 37.12% | +29.62% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 48.55% | 35.79% | +12.76% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 44.35% | 33.78% | +10.57% |
Dividends
CIEN vs. PWR - Dividend Comparison
CIEN has not paid dividends to shareholders, while PWR's dividend yield for the trailing twelve months is around 0.06%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
CIEN Ciena Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
PWR Quanta Services, Inc. | 0.06% | 0.09% | 0.09% | 0.15% | 0.25% | 0.16% | 0.29% | 0.42% | 0.13% |
Financials
CIEN vs. PWR - Financials Comparison
This section allows you to compare key financial metrics between Ciena Corporation and Quanta Services, 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
CIEN vs. PWR - Profitability Comparison
CIEN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Ciena Corporation reported a gross profit of 691.55M and revenue of 1.57B. Therefore, the gross margin over that period was 44.0%.
PWR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Quanta Services, Inc. reported a gross profit of 1.11B and revenue of 7.87B. Therefore, the gross margin over that period was 14.1%.
CIEN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Ciena Corporation reported an operating income of 237.87M and revenue of 1.57B, resulting in an operating margin of 15.1%.
PWR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Quanta Services, Inc. reported an operating income of 338.78M and revenue of 7.87B, resulting in an operating margin of 4.3%.
CIEN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Ciena Corporation reported a net income of 218.22M and revenue of 1.57B, resulting in a net margin of 13.9%.
PWR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Quanta Services, Inc. reported a net income of 220.63M and revenue of 7.87B, resulting in a net margin of 2.8%.
Frequently Asked Questions
CIEN and PWR have a correlation of 0.57, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CIEN has higher volatility (24.81%) compared to PWR (13.07%). In terms of maximum drawdown, CIEN dropped -99.51% vs PWR's -97.07%.
CIEN currently has the higher Sharpe Ratio (7.58 vs 2.64), 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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