CALM vs. XLK

Last updated Jun 4, 2026

CALM (Cal-Maine Foods, Inc.) 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, CALM returned 8.39%/yr vs 25.84%/yr for XLK. At a 0.20 correlation, their price movements are largely independent.

Performance

CALM vs. XLK - Performance Comparison

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

Returns By Period

In the year-to-date period, CALM achieves a -4.04% return, which is significantly lower than XLK's 36.47% return. Over the past 10 years, CALM has underperformed XLK with an annualized return of 8.39%, while XLK has yielded a comparatively higher 25.84% annualized return.

CALM

• 1D: 1.10%
• 1M: 0.80%
• YTD: -4.04%
• 6M: -7.64%
• 1Y: -18.41%
• 3Y*: 22.93%
• 5Y*: 22.21%
• 10Y*: 8.39%

XLK

• 1D: -1.00%
• 1M: 21.09%
• YTD: 36.47%
• 6M: 35.71%
• 1Y: 66.93%
• 3Y*: 33.90%
• 5Y*: 23.83%
• 10Y*: 25.84%

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

CALM vs. XLK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CALM Cal-Maine Foods, Inc.	-4.04%	-15.61%	87.00%	14.48%	51.87%	-1.38%	-12.19%	2.09%	-3.90%	0.62%
XLK State Street Technology Select Sector SPDR ETF	36.47%	24.61%	21.63%	56.02%	-27.73%	34.74%	43.62%	49.86%	-1.68%	34.26%

Correlation

The correlation between CALM and XLK is -0.09, 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	-0.09
Correlation (3Y) Calculated over the trailing 3-year period	0.06
Correlation (5Y) Calculated over the trailing 5-year period	0.10
Correlation (10Y) Calculated over the trailing 10-year period	0.13
Correlation (All Time) Calculated using the full available price history since Dec 23, 1998	0.20

The correlation between CALM and XLK shifts across timeframes, from -0.09 (1 year) to 0.20 (all time), reflecting how their relationship changes across market environments.

Return for Risk

CALM vs. XLK — Risk / Return Rank

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

CALM

CALM Risk / Return Rank: 20
CALM Sharpe Ratio Rank: 16
CALM Sortino Ratio Rank: 17
CALM Omega Ratio Rank: 17
CALM Calmar Ratio Rank: 23
CALM Martin Ratio Rank: 25

XLK

XLK Risk / Return Rank: 83
XLK Sharpe Ratio Rank: 91
XLK Sortino Ratio Rank: 85
XLK Omega Ratio Rank: 83
XLK Calmar Ratio Rank: 80
XLK Martin Ratio Rank: 73

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.

CALM vs. XLK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Cal-Maine Foods, Inc. (CALM) 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.

	CALM	XLK	Difference
Sharpe ratio: Return per unit of total volatility	-0.56	3.24	-3.79
Sortino ratio: Return per unit of downside risk	-0.64	3.92	-4.56
Omega ratio: Gain probability vs. loss probability	0.92	1.52	-0.59
Calmar ratio: Return relative to maximum drawdown	-0.50	4.22	-4.72
Martin ratio: Return relative to average drawdown	-0.79	14.16	-14.95
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CALM vs. XLK - Sharpe Ratio Comparison

The current CALM Sharpe Ratio is -0.56, which is lower than the XLK Sharpe Ratio of 3.24. The chart below compares the historical Sharpe Ratios of CALM and XLK, 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

	CALM	XLK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.56	3.24	-3.79
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.69	0.96	-0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.27	1.06	-0.79
Sharpe Ratio (All Time) Calculated using the full available price history	0.38	0.42	-0.04

Drawdowns

CALM vs. XLK - Drawdown Comparison

The maximum CALM drawdown since its inception was -74.08%, smaller than the maximum XLK drawdown of -82.05%. Use the drawdown chart below to compare losses from any high point for CALM and XLK.

Drawdown Indicators

	CALM	XLK	Difference
Max Drawdown Largest peak-to-trough decline	-74.08%	-82.05%	+7.97%
Max Drawdown (1Y) Largest decline over 1 year	-37.00%	-15.92%	-21.08%
Max Drawdown (3Y) Largest decline over 3 years	-37.00%	-25.66%	-11.34%
Max Drawdown (5Y) Largest decline over 5 years	-37.00%	-33.56%	-3.44%
Max Drawdown (10Y) Largest decline over 10 years	-39.12%	-33.56%	-5.56%
Current Drawdown Current decline from peak	-33.59%	-1.00%	-32.59%
Average Drawdown Average peak-to-trough decline	-30.31%	-34.96%	+4.65%
Ulcer Index Depth and duration of drawdowns from previous peaks	23.36%	4.74%	+18.62%

Volatility

CALM vs. XLK - Volatility Comparison

Cal-Maine Foods, Inc. (CALM) has a higher volatility of 7.35% compared to State Street Technology Select Sector SPDR ETF (XLK) at 6.98%. This indicates that CALM's price experiences larger fluctuations and is considered to be riskier than XLK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CALM	XLK	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.35%	6.98%	+0.37%
Volatility (6M) Calculated over the trailing 6-month period	20.50%	16.68%	+3.82%
Volatility (1Y) Calculated over the trailing 1-year period	33.15%	20.82%	+12.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.60%	24.90%	+7.70%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.16%	24.49%	+6.67%

Dividends

CALM vs. XLK - Dividend Comparison

CALM's dividend yield for the trailing twelve months is around 6.37%, more than XLK's 0.39% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CALM Cal-Maine Foods, Inc.	6.37%	10.90%	2.82%	7.51%	3.17%	0.09%	0.00%	0.98%	1.03%	0.00%	2.70%	4.10%
XLK State Street Technology Select Sector SPDR ETF	0.39%	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 CALM and XLK in my portfolio?

CALM and XLK have a correlation of -0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CALM or XLK?

CALM has higher volatility (7.35%) compared to XLK (6.98%). In terms of maximum drawdown, CALM dropped -74.08% vs XLK's -82.05%.

Which has better risk-adjusted returns?

XLK currently has the higher Sharpe Ratio (3.24 vs -0.56), 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.