BL vs. DCO
BL (BlackLine, Inc.) and DCO (Ducommun Incorporated) are both stocks. BL operates in Software - Infrastructure (Technology), while DCO operates in Aerospace & Defense (Industrials). Over the past 5 years, BL returned -22.99%/yr vs 23.90%/yr for DCO. At a 0.24 correlation, their price movements are largely independent.
Performance
BL vs. DCO - Performance Comparison
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Returns By Period
In the year-to-date period, BL achieves a -48.04% return, which is significantly lower than DCO's 72.96% return.
BL
- 1D
- 2.86%
- 1M
- 13.87%
- YTD
- -48.04%
- 6M
- -51.03%
- 1Y
- -48.48%
- 3Y*
- -19.03%
- 5Y*
- -22.99%
- 10Y*
- —
DCO
- 1D
- -0.28%
- 1M
- 8.86%
- YTD
- 72.96%
- 6M
- 74.63%
- 1Y
- 115.37%
- 3Y*
- 53.56%
- 5Y*
- 23.90%
- 10Y*
- 23.79%
BL vs. DCO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BL BlackLine, Inc. | -48.04% | -9.00% | -2.69% | -7.18% | -35.03% | -22.37% | 158.69% | 25.91% | 24.85% | 18.71% |
DCO Ducommun Incorporated | 72.96% | 49.43% | 22.28% | 4.20% | 6.82% | -12.91% | 6.27% | 39.12% | 27.66% | 11.31% |
Correlation
The correlation between BL and DCO is 0.02, 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 | 0.02 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.24 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.27 |
Correlation (All Time) Calculated using the full available price history since Oct 28, 2016 | 0.24 |
Over the past year, the correlation between BL and DCO has dropped to 0.02 - well below their long-term average of 0.24, suggesting their price drivers have been diverging.
Fundamentals
BL:
$2.01B
DCO:
$2.57B
BL:
$0.39
DCO:
-$2.27
BL:
2.70
DCO:
2.98
BL:
6.56
DCO:
3.83
BL:
$716.65M
DCO:
$839.64M
BL:
$539.92M
DCO:
$226.25M
BL:
$87.84M
DCO:
$11.47M
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Return for Risk
BL vs. DCO — Risk / Return Rank
BL
DCO
BL vs. DCO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackLine, Inc. (BL) and Ducommun Incorporated (DCO). 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.
| BL | DCO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -4.28 | ||
| Sortino ratioReturn per unit of downside risk | -5.14 | ||
| Omega ratioGain probability vs. loss probability | 0.81 | 1.48 | -0.68 |
| Calmar ratioReturn relative to maximum drawdown | -0.85 | 7.24 | -8.09 |
| Martin ratioReturn relative to average drawdown | -1.81 | 21.90 | -23.71 |
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Drawdowns
BL vs. DCO - Drawdown Comparison
The maximum BL drawdown since its inception was -83.22%, smaller than the maximum DCO drawdown of -95.13%. Use the drawdown chart below to compare losses from any high point for BL and DCO.
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Drawdown Indicators
| BL | DCO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.22% | -95.13% | +11.91% |
Max Drawdown (1Y)Largest decline over 1 year | -57.11% | -16.03% | -41.08% |
Max Drawdown (3Y)Largest decline over 3 years | -63.25% | -23.46% | -39.79% |
Max Drawdown (5Y)Largest decline over 5 years | -80.80% | -30.81% | -49.99% |
Max Drawdown (10Y)Largest decline over 10 years | — | -70.83% | — |
Current DrawdownCurrent decline from peak | -80.89% | -0.28% | -80.61% |
Average DrawdownAverage peak-to-trough decline | -35.17% | -38.17% | +3.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 26.79% | 5.29% | +21.50% |
Volatility
BL vs. DCO - Volatility Comparison
BlackLine, Inc. (BL) has a higher volatility of 19.95% compared to Ducommun Incorporated (DCO) at 12.10%. This indicates that BL's price experiences larger fluctuations and is considered to be riskier than DCO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BL | DCO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 19.95% | 12.10% | +7.85% |
Volatility (6M)Calculated over the trailing 6-month period | 41.65% | 27.13% | +14.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 46.61% | 35.91% | +10.70% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 44.70% | 33.64% | +11.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 44.85% | 43.62% | +1.23% |
Dividends
BL vs. DCO - Dividend Comparison
Neither BL nor DCO has paid dividends to shareholders.
Financials
BL vs. DCO - Financials Comparison
This section allows you to compare key financial metrics between BlackLine, Inc. and Ducommun Incorporated. 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
BL vs. DCO - Profitability Comparison
BL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, BlackLine, Inc. reported a gross profit of 139.15M and revenue of 183.16M. Therefore, the gross margin over that period was 76.0%.
DCO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Ducommun Incorporated reported a gross profit of 56.23M and revenue of 209.02M. Therefore, the gross margin over that period was 26.9%.
BL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, BlackLine, Inc. reported an operating income of 6.24M and revenue of 183.16M, resulting in an operating margin of 3.4%.
DCO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Ducommun Incorporated reported an operating income of 15.72M and revenue of 209.02M, resulting in an operating margin of 7.5%.
BL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, BlackLine, Inc. reported a net income of 8.13M and revenue of 183.16M, resulting in a net margin of 4.4%.
DCO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Ducommun Incorporated reported a net income of 9.92M and revenue of 209.02M, resulting in a net margin of 4.7%.
Frequently Asked Questions
BL and DCO have a correlation of 0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BL has higher volatility (19.95%) compared to DCO (12.10%). In terms of maximum drawdown, BL dropped -83.22% vs DCO's -95.13%.
DCO currently has the higher Sharpe Ratio (3.24 vs -1.04), 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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