XLK vs. FANG

Last updated Jun 9, 2026

XLK (State Street Technology Select Sector SPDR ETF) is Technology Equities fund tracking the S&P Technology Select Sector Daily Capped 35/20 Index, while FANG (Diamondback Energy, Inc.) is a stock. Over the past 10 years, XLK returned 25.04%/yr vs 11.24%/yr for FANG. At a 0.25 correlation, their price movements are largely independent.

Performance

XLK vs. FANG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street Technology Select Sector SPDR ETF (XLK) and Diamondback Energy, Inc. (FANG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, XLK achieves a 28.09% return, which is significantly lower than FANG's 33.36% return. Over the past 10 years, XLK has outperformed FANG with an annualized return of 25.04%, while FANG has yielded a comparatively lower 11.24% annualized return.

XLK

• 1D: 2.15%
• 1M: 4.93%
• YTD: 28.09%
• 6M: 25.10%
• 1Y: 55.42%
• 3Y*: 31.33%
• 5Y*: 22.26%
• 10Y*: 25.04%

FANG

• 1D: 2.89%
• 1M: 5.61%
• YTD: 33.36%
• 6M: 27.27%
• 1Y: 44.64%
• 3Y*: 18.70%
• 5Y*: 22.65%
• 10Y*: 11.24%

*Multi-year figures are annualized to reflect compound growth (CAGR)

XLK vs. FANG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
XLK State Street Technology Select Sector SPDR ETF	28.09%	24.61%	21.63%	56.02%	-27.73%	34.74%	43.62%	49.86%	-1.68%	34.26%
FANG Diamondback Energy, Inc.	33.36%	-5.64%	10.35%	19.66%	35.34%	127.51%	-46.00%	0.92%	-26.35%	24.93%

Correlation

The correlation between XLK and FANG is -0.07, 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	-0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.08
Correlation (5Y) Calculated over the trailing 5-year period	0.18
Correlation (10Y) Calculated over the trailing 10-year period	0.23
Correlation (All Time) Calculated using the full available price history since Oct 15, 2012	0.25

The correlation between XLK and FANG shifts across timeframes, from -0.07 (1 year) to 0.25 (all time), reflecting how their relationship changes across market environments.

Return for Risk

XLK vs. FANG — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

XLK

XLK Risk / Return Rank: 77
XLK Sharpe Ratio Rank: 86
XLK Sortino Ratio Rank: 76
XLK Omega Ratio Rank: 79
XLK Calmar Ratio Rank: 76
XLK Martin Ratio Rank: 69

FANG

FANG Risk / Return Rank: 80
FANG Sharpe Ratio Rank: 81
FANG Sortino Ratio Rank: 76
FANG Omega Ratio Rank: 73
FANG Calmar Ratio Rank: 87
FANG Martin Ratio Rank: 82

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

XLK vs. FANG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street Technology Select Sector SPDR ETF (XLK) and Diamondback Energy, Inc. (FANG). 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.

	XLK	FANG	Difference
Sharpe ratio: Return per unit of total volatility	2.53	1.43	+1.10
Sortino ratio: Return per unit of downside risk	3.06	1.97	+1.09
Omega ratio: Gain probability vs. loss probability	1.42	1.24	+0.18
Calmar ratio: Return relative to maximum drawdown	3.50	3.58	-0.08
Martin ratio: Return relative to average drawdown	11.58	7.07	+4.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

XLK vs. FANG - Sharpe Ratio Comparison

The current XLK Sharpe Ratio is 2.53, which is higher than the FANG Sharpe Ratio of 1.43. The chart below compares the historical Sharpe Ratios of XLK and FANG, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	XLK	FANG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.53	1.43	+1.10
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.89	0.60	+0.29
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	1.02	0.23	+0.79
Sharpe Ratio (All Time) Calculated using the full available price history	0.41	0.47	-0.06

Drawdowns

XLK vs. FANG - Drawdown Comparison

The maximum XLK drawdown since its inception was -82.05%, smaller than the maximum FANG drawdown of -88.72%. Use the drawdown chart below to compare losses from any high point for XLK and FANG.

Drawdown Indicators

	XLK	FANG	Difference
Max Drawdown Largest peak-to-trough decline	-82.05%	-88.72%	+6.67%
Max Drawdown (1Y) Largest decline over 1 year	-15.92%	-12.53%	-3.39%
Max Drawdown (3Y) Largest decline over 3 years	-25.66%	-42.10%	+16.44%
Max Drawdown (5Y) Largest decline over 5 years	-33.56%	-42.10%	+8.54%
Max Drawdown (10Y) Largest decline over 10 years	-33.56%	-88.72%	+55.16%
Current Drawdown Current decline from peak	-7.08%	-6.74%	-0.34%
Average Drawdown Average peak-to-trough decline	-34.95%	-19.39%	-15.56%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.80%	6.33%	-1.53%

Volatility

XLK vs. FANG - Volatility Comparison

The current volatility for State Street Technology Select Sector SPDR ETF (XLK) is 10.42%, while Diamondback Energy, Inc. (FANG) has a volatility of 11.35%. This indicates that XLK experiences smaller price fluctuations and is considered to be less risky than FANG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	XLK	FANG	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.42%	11.35%	-0.93%
Volatility (6M) Calculated over the trailing 6-month period	18.32%	23.88%	-5.56%
Volatility (1Y) Calculated over the trailing 1-year period	22.08%	31.51%	-9.43%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.10%	37.98%	-12.88%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.60%	49.06%	-24.46%

Dividends

XLK vs. FANG - Dividend Comparison

XLK's dividend yield for the trailing twelve months is around 0.41%, less than FANG's 2.09% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FANG Diamondback Energy, Inc.	2.09%	2.66%	5.06%	5.15%	6.55%	1.62%	3.10%	0.74%	0.40%	0.00%	0.00%	0.00%
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

Can I hold both XLK and FANG in my portfolio?

XLK and FANG have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, XLK or FANG?

FANG has higher volatility (11.35%) compared to XLK (10.42%). In terms of maximum drawdown, XLK dropped -82.05% vs FANG's -88.72%.

Which has better risk-adjusted returns?

XLK currently has the higher Sharpe Ratio (2.53 vs 1.43), 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.