DLR vs. ROK
DLR (Digital Realty Trust, Inc.) and ROK (Rockwell Automation, Inc.) are both stocks. DLR operates in REIT - Specialty (Real Estate), while ROK operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, DLR returned 9.89%/yr vs 16.90%/yr for ROK. At a 0.36 correlation, their price movements are largely independent.
Performance
DLR vs. ROK - Performance Comparison
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Returns By Period
In the year-to-date period, DLR achieves a 19.87% return, which is significantly higher than ROK's 18.84% return. Over the past 10 years, DLR has underperformed ROK with an annualized return of 9.89%, while ROK has yielded a comparatively higher 16.90% annualized return.
DLR
- 1D
- 0.74%
- 1M
- -4.71%
- YTD
- 19.87%
- 6M
- 21.68%
- 1Y
- 7.39%
- 3Y*
- 24.63%
- 5Y*
- 6.15%
- 10Y*
- 9.89%
ROK
- 1D
- 0.38%
- 1M
- 1.27%
- YTD
- 18.84%
- 6M
- 14.11%
- 1Y
- 43.27%
- 3Y*
- 15.25%
- 5Y*
- 11.95%
- 10Y*
- 16.90%
DLR vs. ROK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
DLR Digital Realty Trust, Inc. | 19.87% | -10.07% | 35.90% | 39.95% | -41.00% | 30.66% | 20.37% | 16.52% | -3.00% | 19.80% |
ROK Rockwell Automation, Inc. | 18.84% | 38.36% | -6.23% | 22.63% | -24.78% | 41.21% | 26.17% | 37.85% | -21.79% | 48.87% |
Correlation
The correlation between DLR and ROK is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.34 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.33 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.41 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.30 |
Correlation (All Time) Calculated using the full available price history since Oct 29, 2004 | 0.36 |
The correlation between DLR and ROK shifts across timeframes, from 0.30 (10 years) to 0.41 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
DLR:
$4.53
ROK:
$9.63
DLR:
40.63
ROK:
47.68
DLR:
9.48
ROK:
5.89
DLR:
$5.09B
ROK:
$8.80B
DLR:
$1.67B
ROK:
$4.63B
DLR:
$3.18B
ROK:
$1.56B
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Return for Risk
DLR vs. ROK — Risk / Return Rank
DLR
ROK
DLR vs. ROK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Digital Realty Trust, Inc. (DLR) and Rockwell Automation, Inc. (ROK). 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.
| DLR | ROK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.17 | ||
| Sortino ratioReturn per unit of downside risk | -1.53 | ||
| Omega ratioGain probability vs. loss probability | 1.07 | 1.27 | -0.19 |
| Calmar ratioReturn relative to maximum drawdown | 0.44 | 2.32 | -1.88 |
| Martin ratioReturn relative to average drawdown | 1.09 | 7.33 | -6.25 |
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Drawdowns
DLR vs. ROK - Drawdown Comparison
The maximum DLR drawdown since its inception was -56.80%, smaller than the maximum ROK drawdown of -75.83%. Use the drawdown chart below to compare losses from any high point for DLR and ROK.
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Drawdown Indicators
| DLR | ROK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.80% | -75.83% | +19.03% |
Max Drawdown (1Y)Largest decline over 1 year | -16.83% | -18.73% | +1.90% |
Max Drawdown (3Y)Largest decline over 3 years | -29.40% | -34.84% | +5.44% |
Max Drawdown (5Y)Largest decline over 5 years | -48.52% | -45.09% | -3.43% |
Max Drawdown (10Y)Largest decline over 10 years | -48.52% | -45.09% | -3.43% |
Current DrawdownCurrent decline from peak | -9.67% | -0.88% | -8.79% |
Average DrawdownAverage peak-to-trough decline | -11.13% | -14.87% | +3.74% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.82% | 5.92% | +0.90% |
Volatility
DLR vs. ROK - Volatility Comparison
The current volatility for Digital Realty Trust, Inc. (DLR) is 7.62%, while Rockwell Automation, Inc. (ROK) has a volatility of 10.07%. This indicates that DLR experiences smaller price fluctuations and is considered to be less risky than ROK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DLR | ROK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.62% | 10.07% | -2.45% |
Volatility (6M)Calculated over the trailing 6-month period | 16.30% | 23.96% | -7.66% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.76% | 29.04% | -6.28% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.58% | 31.83% | -3.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.19% | 31.49% | -3.30% |
Dividends
DLR vs. ROK - Dividend Comparison
DLR's dividend yield for the trailing twelve months is around 2.65%, more than ROK's 1.19% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DLR Digital Realty Trust, Inc. | 2.65% | 3.15% | 2.75% | 3.63% | 4.87% | 2.62% | 3.21% | 3.61% | 3.79% | 3.27% | 3.58% | 4.50% |
ROK Rockwell Automation, Inc. | 1.19% | 1.36% | 1.77% | 1.54% | 1.76% | 1.24% | 1.65% | 1.94% | 2.42% | 1.59% | 2.18% | 2.61% |
Financials
DLR vs. ROK - Financials Comparison
This section allows you to compare key financial metrics between Digital Realty Trust, Inc. and Rockwell Automation, 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
DLR vs. ROK - Profitability Comparison
DLR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Digital Realty Trust, Inc. reported a gross profit of 0.00 and revenue of 303.36M. Therefore, the gross margin over that period was 0.0%.
ROK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Rockwell Automation, Inc. reported a gross profit of 1.13B and revenue of 2.24B. Therefore, the gross margin over that period was 50.3%.
DLR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Digital Realty Trust, Inc. reported an operating income of 195.64M and revenue of 303.36M, resulting in an operating margin of 64.5%.
ROK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Rockwell Automation, Inc. reported an operating income of 467.00M and revenue of 2.24B, resulting in an operating margin of 20.9%.
DLR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Digital Realty Trust, Inc. reported a net income of -12.46M and revenue of 303.36M, resulting in a net margin of -4.1%.
ROK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Rockwell Automation, Inc. reported a net income of 350.00M and revenue of 2.24B, resulting in a net margin of 15.6%.
Frequently Asked Questions
DLR and ROK have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ROK has higher volatility (10.07%) compared to DLR (7.62%). In terms of maximum drawdown, DLR dropped -56.80% vs ROK's -75.83%.
ROK currently has the higher Sharpe Ratio (1.50 vs 0.33), 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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