USMC vs. XLG

Last updated Jun 3, 2026

USMC (Principal U.S. Mega-Cap ETF) and XLG (Invesco S&P 500 Top 50 ETF) are both exchange-traded funds - USMC is a Large Cap Growth Equities fund tracking the Nasdaq US Mega Cap Select Leaders Index, while XLG is a S&P 500 fund tracking the S&P 500 Top 50 Index. Both are passively managed. Over the past 5 years, USMC returned 15.68%/yr vs 16.76%/yr for XLG. Their correlation of 0.93 suggests significant overlap in exposure. USMC charges 0.12%/yr vs 0.20%/yr for XLG.

Performance

USMC vs. XLG - Performance Comparison

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

Returns By Period

The year-to-date returns for both stocks are quite close, with USMC having a 9.11% return and XLG slightly lower at 8.82%.

USMC

• 1D: 0.11%
• 1M: 5.62%
• YTD: 9.11%
• 6M: 8.87%
• 1Y: 24.67%
• 3Y*: 22.12%
• 5Y*: 15.68%
• 10Y*: —

XLG

• 1D: -0.29%
• 1M: 5.06%
• YTD: 8.82%
• 6M: 8.60%
• 1Y: 30.80%
• 3Y*: 24.94%
• 5Y*: 16.76%
• 10Y*: 17.41%

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

USMC vs. XLG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
USMC Principal U.S. Mega-Cap ETF	9.11%	14.99%	29.82%	31.57%	-17.17%	26.30%	16.05%	27.37%	-2.30%	5.48%
XLG Invesco S&P 500 Top 50 ETF	8.82%	19.51%	33.49%	38.16%	-24.29%	30.77%	24.15%	32.04%	-3.59%	6.07%

Correlation

The correlation between USMC and XLG is 0.94, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.94
Correlation (3Y) Calculated over the trailing 3-year period	0.94
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (All Time) Calculated using the full available price history since Oct 13, 2017	0.93

The correlation between USMC and XLG has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.

USMC vs. XLG - Sectors Allocation Comparison

Sectors	USMC	XLG
Technology	29.1%	43.9%
Financial Services	19.6%	9.6%
Communication Services	14.7%	17.1%
Consumer Defensive	9.6%	5.8%
Consumer Cyclical	8.4%	11.3%
Healthcare	8.1%	7.0%
Industrials	5.6%	1.9%
Energy	4.8%	2.7%
Basic Materials	-	0.6%
Real Estate	-	-
Utilities	-	-

Return for Risk

USMC vs. XLG — Risk / Return Rank

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

USMC

USMC Risk / Return Rank: 57
USMC Sharpe Ratio Rank: 62
USMC Sortino Ratio Rank: 63
USMC Omega Ratio Rank: 59
USMC Calmar Ratio Rank: 49
USMC Martin Ratio Rank: 54

XLG

XLG Risk / Return Rank: 62
XLG Sharpe Ratio Rank: 70
XLG Sortino Ratio Rank: 68
XLG Omega Ratio Rank: 68
XLG Calmar Ratio Rank: 51
XLG Martin Ratio Rank: 55

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.

USMC vs. XLG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Principal U.S. Mega-Cap ETF (USMC) 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.

	USMC	XLG	Difference
Sharpe ratio Return per unit of total volatility	2.10	2.33	-0.23
Sortino ratio Return per unit of downside risk	2.95	3.14	-0.19
Omega ratio Gain probability vs. loss probability	1.37	1.41	-0.05
Calmar ratio Return relative to maximum drawdown	2.45	2.55	-0.11
Martin ratio Return relative to average drawdown	9.38	9.60	-0.22
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

USMC vs. XLG - Sharpe Ratio Comparison

The current USMC Sharpe Ratio is 2.10, which is comparable to the XLG Sharpe Ratio of 2.33. The chart below compares the historical Sharpe Ratios of USMC 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

	USMC	XLG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.10	2.33	-0.23
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.96	0.90	+0.06
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.93	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.84	0.63	+0.21

Drawdowns

USMC vs. XLG - Drawdown Comparison

The maximum USMC drawdown since its inception was -29.97%, smaller than the maximum XLG drawdown of -52.39%. Use the drawdown chart below to compare losses from any high point for USMC and XLG.

Drawdown Indicators

	USMC	XLG	Difference
Max Drawdown Largest peak-to-trough decline	-29.97%	-52.39%	+22.42%
Max Drawdown (1Y) Largest decline over 1 year	-10.30%	-12.41%	+2.11%
Max Drawdown (3Y) Largest decline over 3 years	-19.12%	-20.70%	+1.58%
Max Drawdown (5Y) Largest decline over 5 years	-24.09%	-28.02%	+3.93%
Max Drawdown (10Y) Largest decline over 10 years	—	-30.46%	—
Current Drawdown Current decline from peak	0.00%	-0.29%	+0.29%
Average Drawdown Average peak-to-trough decline	-4.41%	-7.64%	+3.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.69%	3.30%	-0.61%

Volatility

USMC vs. XLG - Volatility Comparison

The current volatility for Principal U.S. Mega-Cap ETF (USMC) is 2.49%, while Invesco S&P 500 Top 50 ETF (XLG) has a volatility of 2.92%. This indicates that USMC experiences smaller price fluctuations and is considered to be less risky than XLG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	USMC	XLG	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.49%	2.92%	-0.43%
Volatility (6M) Calculated over the trailing 6-month period	8.69%	9.73%	-1.04%
Volatility (1Y) Calculated over the trailing 1-year period	11.81%	13.28%	-1.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.36%	18.68%	-2.32%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.25%	18.84%	-0.59%

USMC vs. XLG - Expense Ratio Comparison

USMC has a 0.12% expense ratio, which is lower than XLG's 0.20% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

USMC vs. XLG - Dividend Comparison

USMC's dividend yield for the trailing twelve months is around 0.74%, more than XLG's 0.59% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
USMC Principal U.S. Mega-Cap ETF	0.74%	0.79%	1.04%	1.35%	1.78%	1.53%	1.55%	2.01%	2.28%	0.24%	0.00%	0.00%
XLG Invesco S&P 500 Top 50 ETF	0.59%	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 USMC and XLG in my portfolio?

With a correlation of 0.94, USMC and XLG move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, USMC or XLG?

XLG has higher volatility (2.92%) compared to USMC (2.49%). In terms of maximum drawdown, USMC dropped -29.97% vs XLG's -52.39%.

Which ETF is better, USMC or XLG?

On 5-year performance, XLG leads with 16.76% vs 15.68% for USMC. On fees, USMC is cheaper at 0.12% per year. On volatility, USMC has been the lower-risk option at 2.49%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, USMC or XLG?

Over the 5-year period, XLG has performed better with a 16.76% return vs 15.68%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, USMC or XLG?

USMC is cheaper with a 0.12% expense ratio, compared with 0.20% for XLG.

Which ETF pays a higher dividend yield, USMC or XLG?

USMC has the higher dividend yield at 0.74%, compared with 0.59% for XLG.

What is the main difference between USMC and XLG?

USMC is categorized as Large Cap Growth Equities, while XLG is S&P 500. USMC tracks Nasdaq US Mega Cap Select Leaders Index, while XLG tracks S&P 500 Top 50 Index. They also come from different issuers: Principal and Invesco. Their fees differ too: 0.12% for USMC and 0.20% for XLG.

Which has better risk-adjusted returns?

XLG currently has the higher Sharpe Ratio (2.33 vs 2.10), 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.