O vs. XLK
O (Realty Income Corporation) is a stock, while XLK (State Street Technology Select Sector SPDR ETF) is Technology Equities fund tracking the S&P Technology Select Sector Daily Capped 35/20 Index. Over the past 10 years, O returned 4.25%/yr vs 24.26%/yr for XLK. Their 0.31 correlation means their historical movements had little consistent relationship.
Performance
O vs. XLK - Performance Comparison
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Returns By Period
In the year-to-date period, O achieves a 14.63% return, which is significantly lower than XLK's 29.45% return. Over the past 10 years, O has underperformed XLK with an annualized return of 4.25%, while XLK has yielded a comparatively higher 24.26% annualized return.
O
- 1D
- -0.32%
- 1M
- -0.36%
- 6M
- 3.00%
- YTD
- 14.63%
- 1Y
- 15.62%
- 3Y*
- 7.75%
- 5Y*
- 3.45%
- 10Y*
- 4.25%
- ALL TIME*
- 13.44%
XLK
- 1D
- -0.53%
- 1M
- 1.27%
- 6M
- 34.93%
- YTD
- 29.45%
- 1Y
- 43.69%
- 3Y*
- 30.37%
- 5Y*
- 20.04%
- 10Y*
- 24.26%
- ALL TIME*
- 10.43%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $317.96M | $326.04M | $365.31M | |
| $1.80B | $1.66B | $2.23B |
O vs. XLK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
O Realty Income Corporation | 14.63% | 12.20% | -2.11% | -4.55% | -7.38% | 23.95% | -11.60% | 21.27% | 15.94% | 3.67% |
XLK State Street Technology Select Sector SPDR ETF | 29.45% | 24.61% | 21.63% | 56.02% | -27.73% | 34.74% | 43.62% | 49.86% | -1.68% | 34.26% |
Correlation
The correlation between O and XLK is -0.30, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.30 |
Correlation (3Y) Balances recent behavior with more history. | -0.09 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.13 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.19 |
Correlation (All Time) Calculated using the full available price history since Dec 22, 1998 | 0.31 |
The correlation between O and XLK shifts across timeframes, from -0.30 (1 year) to 0.31 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
O vs. XLK — Risk / Return Rank
O
XLK
O vs. XLK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Realty Income Corporation (O) and State Street Technology Select Sector SPDR ETF (XLK). 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.
| O | XLK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.74 | ||
| Sortino ratioReturn per unit of downside risk | -0.88 | ||
| Omega ratioGain probability vs. loss probability | 1.17 | 1.29 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 1.41 | 2.76 | -1.34 |
| Martin ratioReturn relative to average drawdown | 3.20 | 7.41 | -4.21 |
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Drawdowns
O vs. XLK - Drawdown Comparison
The maximum O drawdown since its inception was -48.45%, smaller than the maximum XLK drawdown of -82.05%. Use the drawdown chart below to compare losses from any high point for O and XLK.
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Drawdown Indicators
| O | XLK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -48.45% | -82.05% | +33.60% |
Max Drawdown (1Y)Largest decline over 1 year | -11.10% | -15.92% | +4.82% |
Max Drawdown (3Y)Largest decline over 3 years | -22.36% | -25.66% | +3.30% |
Max Drawdown (5Y)Largest decline over 5 years | -34.48% | -33.56% | -0.92% |
Max Drawdown (10Y)Largest decline over 10 years | -48.28% | -33.56% | -14.72% |
Current DrawdownCurrent decline from peak | -5.16% | -6.09% | +0.93% |
Average DrawdownAverage peak-to-trough decline | -9.18% | -34.79% | +25.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.90% | 5.91% | -1.01% |
Volatility
O vs. XLK - Volatility Comparison
The current volatility for Realty Income Corporation (O) is 5.29%, while State Street Technology Select Sector SPDR ETF (XLK) has a volatility of 10.17%. This indicates that O experiences smaller price fluctuations and is considered to be less risky than XLK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| O | XLK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.29% | 10.17% | -4.88% |
Volatility (6M)Calculated over the trailing 6-month period | 12.79% | 22.11% | -9.32% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.46% | 25.90% | -9.44% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.04% | 25.87% | -6.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 25.65% | 24.96% | +0.69% |
Dividends
O vs. XLK - Dividend Comparison
O's dividend yield for the trailing twelve months is around 5.17%, more than XLK's 0.43% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
O Realty Income Corporation | 5.17% | 6.19% | 5.37% | 5.33% | 4.68% | 3.87% | 4.51% | 3.69% | 4.19% | 4.45% | 4.18% | 4.41% |
XLK State Street Technology Select Sector SPDR ETF | 0.43% | 0.54% | 0.66% | 0.76% | 1.04% | 0.65% | 0.92% | 1.16% | 1.60% | 1.37% | 1.74% | 1.79% |
Frequently Asked Questions
O and XLK have a correlation of -0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
XLK has higher volatility (10.17%) compared to O (5.29%). In terms of maximum drawdown, O dropped -48.45% vs XLK's -82.05%.
XLK currently has the higher Sharpe Ratio (1.70 vs 0.95), 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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