BAESY vs. XLK
BAESY (BAE Systems PLC) 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, BAESY returned 18.72%/yr vs 25.19%/yr for XLK. At a 0.34 correlation, their price movements are largely independent.
Performance
BAESY vs. XLK - Performance Comparison
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Returns By Period
In the year-to-date period, BAESY achieves a 11.25% return, which is significantly lower than XLK's 28.52% return. Over the past 10 years, BAESY has underperformed XLK with an annualized return of 18.72%, while XLK has yielded a comparatively higher 25.19% annualized return.
BAESY
- 1D
- -4.00%
- 1M
- -1.83%
- YTD
- 11.25%
- 6M
- 13.51%
- 1Y
- 0.44%
- 3Y*
- 30.63%
- 5Y*
- 30.61%
- 10Y*
- 18.72%
XLK
- 1D
- 0.87%
- 1M
- 4.50%
- YTD
- 28.52%
- 6M
- 28.96%
- 1Y
- 53.24%
- 3Y*
- 30.28%
- 5Y*
- 22.02%
- 10Y*
- 25.19%
BAESY vs. XLK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BAESY BAE Systems PLC | 11.25% | 65.51% | 1.23% | 40.91% | 46.40% | 14.56% | -3.43% | 34.69% | -22.16% | 13.28% |
XLK State Street Technology Select Sector SPDR ETF | 28.52% | 24.61% | 21.63% | 56.02% | -27.73% | 34.74% | 43.62% | 49.86% | -1.68% | 34.26% |
Correlation
The correlation between BAESY and XLK is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.19 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.19 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.19 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.25 |
Correlation (All Time) Calculated using the full available price history since Jul 13, 2007 | 0.34 |
The correlation between BAESY and XLK shifts across timeframes, from 0.19 (5 years) to 0.34 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
BAESY vs. XLK — Risk / Return Rank
BAESY
XLK
BAESY vs. XLK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BAE Systems PLC (BAESY) 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.
| BAESY | XLK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.36 | ||
| Sortino ratioReturn per unit of downside risk | -2.67 | ||
| Omega ratioGain probability vs. loss probability | 1.03 | 1.39 | -0.36 |
| Calmar ratioReturn relative to maximum drawdown | 0.02 | 3.36 | -3.34 |
| Martin ratioReturn relative to average drawdown | 0.04 | 10.85 | -10.81 |
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Drawdowns
BAESY vs. XLK - Drawdown Comparison
The maximum BAESY drawdown since its inception was -59.20%, smaller than the maximum XLK drawdown of -82.05%. Use the drawdown chart below to compare losses from any high point for BAESY and XLK.
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Drawdown Indicators
| BAESY | XLK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.20% | -82.05% | +22.85% |
Max Drawdown (1Y)Largest decline over 1 year | -23.59% | -15.92% | -7.67% |
Max Drawdown (3Y)Largest decline over 3 years | -23.59% | -25.66% | +2.07% |
Max Drawdown (5Y)Largest decline over 5 years | -23.59% | -33.56% | +9.97% |
Max Drawdown (10Y)Largest decline over 10 years | -42.13% | -33.56% | -8.57% |
Current DrawdownCurrent decline from peak | -16.92% | -6.77% | -10.15% |
Average DrawdownAverage peak-to-trough decline | -19.32% | -34.93% | +15.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.17% | 4.92% | +5.25% |
Volatility
BAESY vs. XLK - Volatility Comparison
BAE Systems PLC (BAESY) and State Street Technology Select Sector SPDR ETF (XLK) have volatilities of 10.68% and 10.86%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BAESY | XLK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.68% | 10.86% | -0.18% |
Volatility (6M)Calculated over the trailing 6-month period | 25.10% | 18.92% | +6.18% |
Volatility (1Y)Calculated over the trailing 1-year period | 31.92% | 22.55% | +9.37% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.12% | 25.18% | +2.94% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.90% | 24.64% | +3.26% |
Dividends
BAESY vs. XLK - Dividend Comparison
BAESY's dividend yield for the trailing twelve months is around 1.90%, more than XLK's 0.41% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BAESY BAE Systems PLC | 1.90% | 1.90% | 2.79% | 2.40% | 3.09% | 4.46% | 7.05% | 3.66% | 4.93% | 5.71% | 6.26% | 4.38% |
XLK State Street Technology Select Sector SPDR ETF | 0.41% | 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
BAESY and XLK have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
XLK has higher volatility (10.86%) compared to BAESY (10.68%). In terms of maximum drawdown, BAESY dropped -59.20% vs XLK's -82.05%.
XLK currently has the higher Sharpe Ratio (2.37 vs 0.01), 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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