PBUS vs. MGC

Last updated Jun 4, 2026

PBUS (Invesco PureBeta MSCI USA ETF) and MGC (Vanguard Mega Cap ETF) are both exchange-traded funds - PBUS is a Large Cap Growth Equities fund tracking the MSCI USA Index, while MGC is a Large Cap Blend Equities fund tracking the CRSP US Mega Cap Index. Both are passively managed. Over the past 5 years, PBUS returned 13.48%/yr vs 14.70%/yr for MGC. Their correlation of 0.89 suggests significant overlap in exposure. PBUS charges 0.04%/yr vs 0.05%/yr for MGC.

Performance

PBUS vs. MGC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco PureBeta MSCI USA ETF (PBUS) and Vanguard Mega Cap ETF (MGC). 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 PBUS having a 10.82% return and MGC slightly lower at 10.80%.

PBUS

• 1D: -0.64%
• 1M: 5.14%
• YTD: 10.82%
• 6M: 10.68%
• 1Y: 27.65%
• 3Y*: 22.61%
• 5Y*: 13.48%
• 10Y*: —

MGC

• 1D: -0.79%
• 1M: 5.59%
• YTD: 10.80%
• 6M: 10.75%
• 1Y: 29.68%
• 3Y*: 23.87%
• 5Y*: 14.70%
• 10Y*: 16.36%

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

PBUS vs. MGC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBUS Invesco PureBeta MSCI USA ETF	10.82%	17.58%	24.99%	27.33%	-19.64%	26.77%	21.75%	31.60%	-4.77%	7.13%
MGC Vanguard Mega Cap ETF	10.80%	19.31%	27.16%	29.77%	-19.95%	27.58%	21.57%	31.14%	-3.45%	7.56%

Correlation

The correlation between PBUS and MGC is 0.99 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.99
Correlation (3Y) Calculated over the trailing 3-year period	0.98
Correlation (5Y) Calculated over the trailing 5-year period	0.99
Correlation (All Time) Calculated using the full available price history since Sep 25, 2017	0.89

The correlation between PBUS and MGC has been stable across timeframes, ranging from 0.89 to 0.99 - a consistent structural relationship.

PBUS vs. MGC - Sectors Allocation Comparison

Sectors	PBUS	MGC
Technology	35.4%	39.3%
Financial Services	11.6%	11.7%
Communication Services	11.3%	13.1%
Consumer Cyclical	10.1%	10.1%
Healthcare	8.6%	8.9%
Industrials	8.6%	6.5%
Consumer Defensive	4.8%	4.8%
Energy	3.6%	2.6%
Utilities	2.3%	1.0%
Real Estate	1.9%	1.0%
Basic Materials	1.8%	1.2%

Return for Risk

PBUS vs. MGC — Risk / Return Rank

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

PBUS

PBUS Risk / Return Rank: 68
PBUS Sharpe Ratio Rank: 70
PBUS Sortino Ratio Rank: 68
PBUS Omega Ratio Rank: 69
PBUS Calmar Ratio Rank: 62
PBUS Martin Ratio Rank: 73

MGC

MGC Risk / Return Rank: 69
MGC Sharpe Ratio Rank: 73
MGC Sortino Ratio Rank: 71
MGC Omega Ratio Rank: 71
MGC Calmar Ratio Rank: 60
MGC Martin Ratio Rank: 71

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.

PBUS vs. MGC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco PureBeta MSCI USA ETF (PBUS) and Vanguard Mega Cap ETF (MGC). 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.

	PBUS	MGC	Difference
Sharpe ratio: Return per unit of total volatility	2.30	2.42	-0.12
Sortino ratio: Return per unit of downside risk	3.15	3.30	-0.15
Omega ratio: Gain probability vs. loss probability	1.41	1.43	-0.02
Calmar ratio: Return relative to maximum drawdown	3.08	3.03	+0.05
Martin ratio: Return relative to average drawdown	13.93	13.61	+0.32
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PBUS vs. MGC - Sharpe Ratio Comparison

The current PBUS Sharpe Ratio is 2.30, which is comparable to the MGC Sharpe Ratio of 2.42. The chart below compares the historical Sharpe Ratios of PBUS and MGC, 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

	PBUS	MGC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.30	2.42	-0.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.80	0.86	-0.06
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.90	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.80	0.60	+0.20

Drawdowns

PBUS vs. MGC - Drawdown Comparison

The maximum PBUS drawdown since its inception was -33.15%, smaller than the maximum MGC drawdown of -51.93%. Use the drawdown chart below to compare losses from any high point for PBUS and MGC.

Drawdown Indicators

	PBUS	MGC	Difference
Max Drawdown Largest peak-to-trough decline	-33.15%	-51.93%	+18.78%
Max Drawdown (1Y) Largest decline over 1 year	-9.02%	-9.85%	+0.83%
Max Drawdown (3Y) Largest decline over 3 years	-19.07%	-19.28%	+0.21%
Max Drawdown (5Y) Largest decline over 5 years	-25.40%	-25.74%	+0.34%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.07%	—
Current Drawdown Current decline from peak	-0.64%	-0.79%	+0.15%
Average Drawdown Average peak-to-trough decline	-5.13%	-7.06%	+1.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.99%	2.19%	-0.20%

Volatility

PBUS vs. MGC - Volatility Comparison

Invesco PureBeta MSCI USA ETF (PBUS) and Vanguard Mega Cap ETF (MGC) have volatilities of 2.94% and 3.04%, 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.

Volatility by Period

	PBUS	MGC	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.94%	3.04%	-0.10%
Volatility (6M) Calculated over the trailing 6-month period	9.13%	9.27%	-0.14%
Volatility (1Y) Calculated over the trailing 1-year period	12.06%	12.32%	-0.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.05%	17.27%	-0.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.33%	18.21%	+1.12%

PBUS vs. MGC - Expense Ratio Comparison

PBUS has a 0.04% expense ratio, which is lower than MGC's 0.05% 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

PBUS vs. MGC - Dividend Comparison

PBUS's dividend yield for the trailing twelve months is around 0.98%, more than MGC's 0.87% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MGC Vanguard Mega Cap ETF	0.87%	0.93%	1.15%	1.35%	1.65%	1.17%	1.45%	1.81%	2.10%	1.83%	2.14%	2.11%
PBUS Invesco PureBeta MSCI USA ETF	0.98%	1.05%	1.20%	1.36%	1.71%	0.98%	1.35%	1.53%	2.33%	0.50%	0.00%	0.00%

Frequently Asked Questions

Can I hold both PBUS and MGC in my portfolio?

With a correlation of 0.99, PBUS and MGC 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, PBUS or MGC?

MGC has higher volatility (3.04%) compared to PBUS (2.94%). In terms of maximum drawdown, PBUS dropped -33.15% vs MGC's -51.93%.

Which ETF is better, PBUS or MGC?

On 5-year performance, MGC leads with 14.70% vs 13.48% for PBUS. On fees, PBUS is cheaper at 0.04% per year. On volatility, PBUS has been the lower-risk option at 2.94%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PBUS or MGC?

Over the 5-year period, MGC has performed better with a 14.70% return vs 13.48%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PBUS or MGC?

PBUS is cheaper with a 0.04% expense ratio, compared with 0.05% for MGC.

Which ETF pays a higher dividend yield, PBUS or MGC?

PBUS has the higher dividend yield at 0.98%, compared with 0.87% for MGC.

What is the main difference between PBUS and MGC?

PBUS is categorized as Large Cap Growth Equities, while MGC is Large Cap Blend Equities. PBUS tracks MSCI USA Index, while MGC tracks CRSP US Mega Cap Index. They also come from different issuers: Invesco and Vanguard. Their fees differ too: 0.04% for PBUS and 0.05% for MGC.

Which has better risk-adjusted returns?

MGC currently has the higher Sharpe Ratio (2.42 vs 2.30), 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.