BBMC vs. MGK

Last updated Jun 24, 2026

BBMC (JPMorgan BetaBuilders U.S. Mid Cap Equity ETF) and MGK (Vanguard Mega Cap Growth ETF) are both exchange-traded funds - BBMC is a Small Cap Growth Equities fund tracking the Morningstar US Mid Cap Target Market Exposure Extended Index, while MGK is a Large Cap Growth Equities fund tracking the CRSP US Mega Cap Growth Index. Both are passively managed. Over the past 5 years, BBMC returned 8.04%/yr vs 13.84%/yr for MGK. A 0.70 correlation means they provide meaningful diversification when combined. BBMC charges 0.07%/yr vs 0.05%/yr for MGK.

Performance

BBMC vs. MGK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in JPMorgan BetaBuilders U.S. Mid Cap Equity ETF (BBMC) and Vanguard Mega Cap Growth ETF (MGK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BBMC achieves a 16.85% return, which is significantly higher than MGK's 3.65% return.

BBMC

• 1D: -0.99%
• 1M: 2.80%
• YTD: 16.85%
• 6M: 14.49%
• 1Y: 31.25%
• 3Y*: 19.32%
• 5Y*: 8.04%
• 10Y*: —

MGK

• 1D: -2.12%
• 1M: -3.93%
• YTD: 3.65%
• 6M: 2.34%
• 1Y: 21.62%
• 3Y*: 23.33%
• 5Y*: 13.84%
• 10Y*: 18.97%

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

BBMC vs. MGK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
BBMC JPMorgan BetaBuilders U.S. Mid Cap Equity ETF	16.85%	12.24%	15.15%	18.37%	-19.77%	17.64%	62.09%
MGK Vanguard Mega Cap Growth ETF	3.65%	20.67%	32.94%	51.67%	-33.59%	28.58%	45.42%

Correlation

The correlation between BBMC and MGK is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.59
Correlation (3Y) Calculated over the trailing 3-year period	0.62
Correlation (5Y) Calculated over the trailing 5-year period	0.72
Correlation (All Time) Calculated using the full available price history since Apr 15, 2020	0.70

The correlation between BBMC and MGK shifts across timeframes, from 0.59 (1 year) to 0.72 (5 years), reflecting how their relationship changes across market environments.

BBMC vs. MGK - Sectors Allocation Comparison

Sectors	BBMC	MGK
Technology	21.3%	59.0%
Industrials	18.7%	1.0%
Consumer Cyclical	11.8%	12.2%
Financial Services	10.6%	4.1%
Healthcare	9.9%	4.6%
Real Estate	6.4%	1.1%
Basic Materials	4.7%	0.6%
Consumer Defensive	3.6%	0.4%
Energy	3.0%	-
Utilities	2.4%	1.0%
Communication Services	2.4%	15.8%

Return for Risk

BBMC vs. MGK — Risk / Return Rank

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

BBMC

BBMC Risk / Return Rank: 63
BBMC Sharpe Ratio Rank: 60
BBMC Sortino Ratio Rank: 60
BBMC Omega Ratio Rank: 54
BBMC Calmar Ratio Rank: 68
BBMC Martin Ratio Rank: 72

MGK

MGK Risk / Return Rank: 33
MGK Sharpe Ratio Rank: 36
MGK Sortino Ratio Rank: 34
MGK Omega Ratio Rank: 34
MGK Calmar Ratio Rank: 27
MGK Martin Ratio Rank: 31

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.

BBMC vs. MGK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for JPMorgan BetaBuilders U.S. Mid Cap Equity ETF (BBMC) and Vanguard Mega Cap Growth ETF (MGK). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	BBMC	MGK	Difference
Sharpe ratio: Return per unit of total volatility	1.86	1.26	+0.60
Sortino ratio: Return per unit of downside risk	2.62	1.76	+0.86
Omega ratio: Gain probability vs. loss probability	1.32	1.22	+0.10
Calmar ratio: Return relative to maximum drawdown	3.22	1.29	+1.93
Martin ratio: Return relative to average drawdown	12.57	4.31	+8.26

BBMC vs. MGK - Sharpe Ratio Comparison

The current BBMC Sharpe Ratio is 1.86, which is higher than the MGK Sharpe Ratio of 1.26. The chart below compares the historical Sharpe Ratios of BBMC and MGK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

BBMC vs. MGK - Drawdown Comparison

The maximum BBMC drawdown since its inception was -30.11%, smaller than the maximum MGK drawdown of -48.43%. Use the drawdown chart below to compare losses from any high point for BBMC and MGK.

Drawdown Indicators

	BBMC	MGK	Difference
Max Drawdown Largest peak-to-trough decline	-30.11%	-48.43%	+18.32%
Max Drawdown (1Y) Largest decline over 1 year	-9.75%	-16.85%	+7.10%
Max Drawdown (3Y) Largest decline over 3 years	-24.18%	-23.36%	-0.82%
Max Drawdown (5Y) Largest decline over 5 years	-30.11%	-36.01%	+5.90%
Max Drawdown (10Y) Largest decline over 10 years	—	-36.01%	—
Current Drawdown Current decline from peak	-1.65%	-7.14%	+5.49%
Average Drawdown Average peak-to-trough decline	-8.86%	-7.58%	-1.28%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.49%	5.02%	-2.53%

Volatility

BBMC vs. MGK - Volatility Comparison

The current volatility for JPMorgan BetaBuilders U.S. Mid Cap Equity ETF (BBMC) is 5.64%, while Vanguard Mega Cap Growth ETF (MGK) has a volatility of 7.08%. This indicates that BBMC experiences smaller price fluctuations and is considered to be less risky than MGK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BBMC	MGK	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.64%	7.08%	-1.44%
Volatility (6M) Calculated over the trailing 6-month period	12.94%	13.75%	-0.81%
Volatility (1Y) Calculated over the trailing 1-year period	16.92%	17.33%	-0.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.68%	22.80%	-2.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.09%	21.96%	-0.87%

BBMC vs. MGK - Expense Ratio Comparison

BBMC has a 0.07% expense ratio, which is higher than MGK's 0.05% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

BBMC vs. MGK - Dividend Comparison

BBMC's dividend yield for the trailing twelve months is around 1.09%, more than MGK's 0.34% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BBMC JPMorgan BetaBuilders U.S. Mid Cap Equity ETF	1.09%	1.25%	1.31%	1.36%	1.48%	0.87%	0.69%	0.00%	0.00%	0.00%	0.00%	0.00%
MGK Vanguard Mega Cap Growth ETF	0.34%	0.35%	0.43%	0.50%	0.70%	0.41%	0.65%	0.85%	1.12%	1.23%	1.53%	1.43%

Frequently Asked Questions

Can I hold both BBMC and MGK in my portfolio?

BBMC and MGK have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BBMC or MGK?

MGK has higher volatility (7.08%) compared to BBMC (5.64%). In terms of maximum drawdown, BBMC dropped -30.11% vs MGK's -48.43%.

Which ETF is better, BBMC or MGK?

On 5-year performance, MGK leads with 13.84% vs 8.04% for BBMC. On fees, MGK is cheaper at 0.05% per year. On volatility, BBMC has been the lower-risk option at 5.64%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BBMC or MGK?

Over the 5-year period, MGK has performed better with a 13.84% return vs 8.04%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BBMC or MGK?

MGK is cheaper with a 0.05% expense ratio, compared with 0.07% for BBMC.

Which ETF pays a higher dividend yield, BBMC or MGK?

BBMC has the higher dividend yield at 1.09%, compared with 0.34% for MGK.

What is the main difference between BBMC and MGK?

BBMC is categorized as Small Cap Growth Equities, while MGK is Large Cap Growth Equities. BBMC tracks Morningstar US Mid Cap Target Market Exposure Extended Index, while MGK tracks CRSP US Mega Cap Growth Index. They also come from different issuers: JPMorgan and Vanguard. Their fees differ too: 0.07% for BBMC and 0.05% for MGK.

Which has better risk-adjusted returns?

BBMC currently has the higher Sharpe Ratio (1.86 vs 1.26), 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.