WSO-B vs. XLG

Last updated Jun 5, 2026

WSO-B (Watsco Inc) is a stock, while XLG (Invesco S&P 500 Top 50 ETF) is S&P 500 fund tracking the S&P 500 Top 50 Index. Over the past 10 years, WSO-B returned 13.66%/yr vs 17.28%/yr for XLG. At a 0.24 correlation, their price movements are largely independent.

Performance

WSO-B vs. XLG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Watsco Inc (WSO-B) and Invesco S&P 500 Top 50 ETF (XLG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WSO-B achieves a 5.06% return, which is significantly lower than XLG's 8.03% return. Over the past 10 years, WSO-B has underperformed XLG with an annualized return of 13.66%, while XLG has yielded a comparatively higher 17.28% annualized return.

WSO-B

• 1D: 0.00%
• 1M: -22.80%
• YTD: 5.06%
• 6M: 1.21%
• 1Y: -19.74%
• 3Y*: 5.89%
• 5Y*: 6.66%
• 10Y*: 13.66%

XLG

• 1D: 0.42%
• 1M: 4.19%
• YTD: 8.03%
• 6M: 7.64%
• 1Y: 28.88%
• 3Y*: 24.70%
• 5Y*: 16.34%
• 10Y*: 17.28%

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

WSO-B vs. XLG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WSO-B Watsco Inc	5.06%	-34.99%	29.78%	72.27%	-15.13%	35.54%	33.36%	39.97%	-17.38%	17.15%
XLG Invesco S&P 500 Top 50 ETF	8.03%	19.51%	33.49%	38.16%	-24.29%	30.77%	24.15%	32.04%	-3.59%	23.04%

Correlation

The correlation between WSO-B and XLG is 0.03, 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	0.03
Correlation (3Y) Calculated over the trailing 3-year period	0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.07
Correlation (10Y) Calculated over the trailing 10-year period	0.10
Correlation (All Time) Calculated using the full available price history since May 11, 2005	0.24

Over the past year, the correlation between WSO-B and XLG has dropped to 0.03 - well below their long-term average of 0.24, suggesting their price drivers have been diverging.

Return for Risk

WSO-B vs. XLG — Risk / Return Rank

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

WSO-B

WSO-B Risk / Return Rank: 10
WSO-B Sharpe Ratio Rank: 17
WSO-B Sortino Ratio Rank: 17
WSO-B Omega Ratio Rank: 4
WSO-B Calmar Ratio Rank: 9
WSO-B Martin Ratio Rank: 5

XLG

XLG Risk / Return Rank: 60
XLG Sharpe Ratio Rank: 67
XLG Sortino Ratio Rank: 65
XLG Omega Ratio Rank: 65
XLG Calmar Ratio Rank: 48
XLG Martin Ratio Rank: 52

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.

WSO-B vs. XLG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Watsco Inc (WSO-B) and Invesco S&P 500 Top 50 ETF (XLG). 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.

	WSO-B	XLG	Difference
Sharpe ratio: Return per unit of total volatility	-0.55	2.18	-2.73
Sortino ratio: Return per unit of downside risk	-0.68	2.95	-3.63
Omega ratio: Gain probability vs. loss probability	0.77	1.38	-0.61
Calmar ratio: Return relative to maximum drawdown	-0.84	2.34	-3.18
Martin ratio: Return relative to average drawdown	-1.54	8.77	-10.31
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WSO-B vs. XLG - Sharpe Ratio Comparison

The current WSO-B Sharpe Ratio is -0.55, which is lower than the XLG Sharpe Ratio of 2.18. The chart below compares the historical Sharpe Ratios of WSO-B and XLG, 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

	WSO-B	XLG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.55	2.18	-2.73
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.22	0.88	-0.66
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.49	0.92	-0.43
Sharpe Ratio (All Time) Calculated using the full available price history	0.56	0.63	-0.06

Drawdowns

WSO-B vs. XLG - Drawdown Comparison

The maximum WSO-B drawdown since its inception was -61.67%, which is greater than XLG's maximum drawdown of -52.39%. Use the drawdown chart below to compare losses from any high point for WSO-B and XLG.

Drawdown Indicators

	WSO-B	XLG	Difference
Max Drawdown Largest peak-to-trough decline	-61.67%	-52.39%	-9.28%
Max Drawdown (1Y) Largest decline over 1 year	-23.61%	-12.41%	-11.20%
Max Drawdown (3Y) Largest decline over 3 years	-34.99%	-20.70%	-14.29%
Max Drawdown (5Y) Largest decline over 5 years	-34.99%	-28.02%	-6.97%
Max Drawdown (10Y) Largest decline over 10 years	-34.99%	-30.46%	-4.53%
Current Drawdown Current decline from peak	-31.70%	-1.02%	-30.68%
Average Drawdown Average peak-to-trough decline	-14.18%	-7.64%	-6.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.81%	3.30%	+9.51%

Volatility

WSO-B vs. XLG - Volatility Comparison

Watsco Inc (WSO-B) has a higher volatility of 17.94% compared to Invesco S&P 500 Top 50 ETF (XLG) at 3.19%. This indicates that WSO-B's price experiences larger fluctuations and is considered to be riskier than XLG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WSO-B	XLG	Difference
Volatility (1M) Calculated over the trailing 1-month period	17.94%	3.19%	+14.75%
Volatility (6M) Calculated over the trailing 6-month period	33.23%	9.81%	+23.42%
Volatility (1Y) Calculated over the trailing 1-year period	35.82%	13.32%	+22.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.05%	18.68%	+12.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.06%	18.84%	+9.22%

Dividends

WSO-B vs. XLG - Dividend Comparison

WSO-B's dividend yield for the trailing twelve months is around 3.51%, more than XLG's 0.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
WSO-B Watsco Inc	3.51%	3.45%	1.97%	2.32%	3.39%	2.49%	2.97%	3.53%	4.14%	2.73%	2.42%	2.36%
XLG Invesco S&P 500 Top 50 ETF	0.60%	0.64%	0.72%	0.97%	1.34%	0.94%	1.25%	1.58%	2.00%	1.85%	2.00%	2.09%

Frequently Asked Questions

Can I hold both WSO-B and XLG in my portfolio?

WSO-B and XLG have a correlation of 0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WSO-B or XLG?

WSO-B has higher volatility (17.94%) compared to XLG (3.19%). In terms of maximum drawdown, WSO-B dropped -61.67% vs XLG's -52.39%.

Which has better risk-adjusted returns?

XLG currently has the higher Sharpe Ratio (2.18 vs -0.55), 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.