CIEN vs. ERIC
Compare and contrast key facts about Ciena Corporation (CIEN) and Telefonaktiebolaget LM Ericsson (publ) (ERIC).
Performance
CIEN vs. ERIC - Performance Comparison
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CIEN vs. ERIC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CIEN Ciena Corporation | 66.00% | 175.76% | 88.42% | -11.71% | -33.77% | 45.64% | 23.80% | 25.89% | 62.02% | -14.26% |
ERIC Telefonaktiebolaget LM Ericsson (publ) | 16.79% | 24.14% | 33.36% | 13.40% | -44.43% | -7.26% | 38.51% | 0.17% | 35.45% | 16.57% |
Fundamentals
CIEN:
$56.60B
ERIC:
$37.66B
CIEN:
$1.58
ERIC:
$8.32
CIEN:
246.08
ERIC:
1.36
CIEN:
11.00
ERIC:
0.16
CIEN:
20.27
ERIC:
0.34
CIEN:
$5.12B
ERIC:
$229.96B
CIEN:
$2.09B
ERIC:
$110.70B
CIEN:
$450.47M
ERIC:
$47.49B
Returns By Period
In the year-to-date period, CIEN achieves a 66.00% return, which is significantly higher than ERIC's 16.79% return. Over the past 10 years, CIEN has outperformed ERIC with an annualized return of 35.32%, while ERIC has yielded a comparatively lower 4.00% annualized return.
CIEN
- 1D
- 6.36%
- 1M
- 11.34%
- YTD
- 66.00%
- 6M
- 166.51%
- 1Y
- 542.45%
- 3Y*
- 94.80%
- 5Y*
- 46.98%
- 10Y*
- 35.32%
ERIC
- 1D
- 2.18%
- 1M
- -1.83%
- YTD
- 16.79%
- 6M
- 35.13%
- 1Y
- 47.40%
- 3Y*
- 28.80%
- 5Y*
- 0.47%
- 10Y*
- 4.00%
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Return for Risk
CIEN vs. ERIC — Risk / Return Rank
CIEN
ERIC
CIEN vs. ERIC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Ciena Corporation (CIEN) and Telefonaktiebolaget LM Ericsson (publ) (ERIC). 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.
| CIEN | ERIC | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 8.51 | 1.38 | +7.13 |
Sortino ratioReturn per unit of downside risk | 5.15 | 2.39 | +2.76 |
Omega ratioGain probability vs. loss probability | 1.83 | 1.33 | +0.51 |
Calmar ratioReturn relative to maximum drawdown | 29.93 | 2.54 | +27.39 |
Martin ratioReturn relative to average drawdown | 87.09 | 6.35 | +80.74 |
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
| CIEN | ERIC | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 8.51 | 1.38 | +7.13 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 1.01 | 0.01 | +1.00 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.82 | 0.11 | +0.70 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.06 | 0.11 | -0.05 |
Correlation
The correlation between CIEN and ERIC is 0.38, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
CIEN vs. ERIC - Dividend Comparison
CIEN has not paid dividends to shareholders, while ERIC's dividend yield for the trailing twelve months is around 1.34%.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CIEN Ciena Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ERIC Telefonaktiebolaget LM Ericsson (publ) | 1.34% | 3.04% | 3.22% | 4.07% | 4.22% | 2.15% | 1.36% | 1.24% | 1.42% | 1.67% | 5.14% | 5.30% |
Drawdowns
CIEN vs. ERIC - Drawdown Comparison
The maximum CIEN drawdown since its inception was -99.51%, roughly equal to the maximum ERIC drawdown of -98.59%. Use the drawdown chart below to compare losses from any high point for CIEN and ERIC.
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Drawdown Indicators
| CIEN | ERIC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.51% | -98.59% | -0.92% |
Max Drawdown (1Y)Largest decline over 1 year | -17.73% | -18.74% | +1.01% |
Max Drawdown (5Y)Largest decline over 5 years | -49.54% | -66.59% | +17.05% |
Max Drawdown (10Y)Largest decline over 10 years | -49.54% | -66.59% | +17.05% |
Current DrawdownCurrent decline from peak | -62.90% | -84.18% | +21.28% |
Average DrawdownAverage peak-to-trough decline | -87.35% | -67.69% | -19.66% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.09% | 7.50% | -1.41% |
Volatility
CIEN vs. ERIC - Volatility Comparison
Ciena Corporation (CIEN) has a higher volatility of 30.07% compared to Telefonaktiebolaget LM Ericsson (publ) (ERIC) at 9.24%. This indicates that CIEN's price experiences larger fluctuations and is considered to be riskier than ERIC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CIEN | ERIC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 30.07% | 9.24% | +20.83% |
Volatility (6M)Calculated over the trailing 6-month period | 49.75% | 26.83% | +22.92% |
Volatility (1Y)Calculated over the trailing 1-year period | 64.38% | 35.03% | +29.35% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 46.60% | 34.04% | +12.56% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 43.44% | 35.24% | +8.20% |
Financials
CIEN vs. ERIC - Financials Comparison
This section allows you to compare key financial metrics between Ciena Corporation and Telefonaktiebolaget LM Ericsson (publ). 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. ERIC - Profitability Comparison
CIEN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Ciena Corporation reported a gross profit of 625.52M and revenue of 1.43B. Therefore, the gross margin over that period was 43.8%.
ERIC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Telefonaktiebolaget LM Ericsson (publ) reported a gross profit of 32.58B and revenue of 67.90B. Therefore, the gross margin over that period was 48.0%.
CIEN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Ciena Corporation reported an operating income of 189.41M and revenue of 1.43B, resulting in an operating margin of 13.3%.
ERIC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Telefonaktiebolaget LM Ericsson (publ) reported an operating income of 11.62B and revenue of 67.90B, resulting in an operating margin of 17.1%.
CIEN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Ciena Corporation reported a net income of 150.28M and revenue of 1.43B, resulting in a net margin of 10.5%.
ERIC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Telefonaktiebolaget LM Ericsson (publ) reported a net income of 8.39B and revenue of 67.90B, resulting in a net margin of 12.4%.