VBK vs. BBMC

Last updated Jun 4, 2026

VBK (Vanguard Small-Cap Growth ETF) and BBMC (JPMorgan BetaBuilders U.S. Mid Cap Equity ETF) are both Small Cap Growth Equities funds - VBK tracks the CRSP US Small Cap Growth Index while BBMC tracks the Morningstar US Mid Cap Target Market Exposure Extended Index. Both are passively managed. Over the past 5 years, VBK returned 5.68%/yr vs 8.32%/yr for BBMC. With a 0.96 correlation, they move nearly in lockstep. Both charge a 0.07% expense ratio.

Performance

VBK vs. BBMC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Small-Cap Growth ETF (VBK) and JPMorgan BetaBuilders U.S. Mid Cap Equity ETF (BBMC). 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 VBK having a 17.41% return and BBMC slightly lower at 16.66%.

VBK

• 1D: -1.06%
• 1M: 4.84%
• YTD: 17.41%
• 6M: 16.96%
• 1Y: 32.77%
• 3Y*: 17.73%
• 5Y*: 5.68%
• 10Y*: 11.74%

BBMC

• 1D: -0.12%
• 1M: 4.96%
• YTD: 16.66%
• 6M: 16.84%
• 1Y: 33.04%
• 3Y*: 19.56%
• 5Y*: 8.32%
• 10Y*: —

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

VBK vs. BBMC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
VBK Vanguard Small-Cap Growth ETF	17.41%	8.50%	16.50%	21.45%	-28.44%	5.66%	68.72%
BBMC JPMorgan BetaBuilders U.S. Mid Cap Equity ETF	16.66%	12.24%	15.15%	18.37%	-19.77%	17.64%	61.98%

Correlation

The correlation between VBK and BBMC 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	0.96
Correlation (5Y) Calculated over the trailing 5-year period	0.96
Correlation (All Time) Calculated using the full available price history since Apr 16, 2020	0.96

The correlation between VBK and BBMC has been stable across timeframes, ranging from 0.94 to 0.96 - a consistent structural relationship.

VBK vs. BBMC - Sectors Allocation Comparison

Sectors	VBK	BBMC
Technology	25.9%	21.6%
Industrials	24.7%	18.6%
Healthcare	15.3%	10.0%
Consumer Cyclical	9.6%	11.5%
Financial Services	5.6%	10.6%
Energy	4.8%	3.1%
Real Estate	3.9%	6.3%
Communication Services	3.5%	2.4%
Basic Materials	3.2%	4.9%
Consumer Defensive	2.4%	3.5%
Utilities	1.2%	2.6%

Return for Risk

VBK vs. BBMC — Risk / Return Rank

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

VBK

VBK Risk / Return Rank: 51
VBK Sharpe Ratio Rank: 49
VBK Sortino Ratio Rank: 46
VBK Omega Ratio Rank: 44
VBK Calmar Ratio Rank: 57
VBK Martin Ratio Rank: 60

BBMC

BBMC Risk / Return Rank: 63
BBMC Sharpe Ratio Rank: 60
BBMC Sortino Ratio Rank: 60
BBMC Omega Ratio Rank: 56
BBMC Calmar Ratio Rank: 68
BBMC 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.

VBK vs. BBMC - Risk-Adjusted Trends Comparison

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

	VBK	BBMC	Difference
Sharpe ratio: Return per unit of total volatility	1.72	2.04	-0.32
Sortino ratio: Return per unit of downside risk	2.38	2.86	-0.48
Omega ratio: Gain probability vs. loss probability	1.29	1.35	-0.06
Calmar ratio: Return relative to maximum drawdown	2.88	3.41	-0.53
Martin ratio: Return relative to average drawdown	10.98	13.41	-2.44
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VBK vs. BBMC - Sharpe Ratio Comparison

The current VBK Sharpe Ratio is 1.72, which is comparable to the BBMC Sharpe Ratio of 2.04. The chart below compares the historical Sharpe Ratios of VBK and BBMC, 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

	VBK	BBMC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.72	2.04	-0.32
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.24	0.41	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.52	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.43	0.85	-0.42

Drawdowns

VBK vs. BBMC - Drawdown Comparison

The maximum VBK drawdown since its inception was -58.68%, which is greater than BBMC's maximum drawdown of -30.11%. Use the drawdown chart below to compare losses from any high point for VBK and BBMC.

Drawdown Indicators

	VBK	BBMC	Difference
Max Drawdown Largest peak-to-trough decline	-58.68%	-30.11%	-28.57%
Max Drawdown (1Y) Largest decline over 1 year	-11.44%	-9.75%	-1.69%
Max Drawdown (3Y) Largest decline over 3 years	-27.54%	-24.18%	-3.36%
Max Drawdown (5Y) Largest decline over 5 years	-38.39%	-30.11%	-8.28%
Max Drawdown (10Y) Largest decline over 10 years	-38.70%	—	—
Current Drawdown Current decline from peak	-1.06%	-0.12%	-0.94%
Average Drawdown Average peak-to-trough decline	-10.15%	-8.92%	-1.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.99%	2.47%	+0.52%

Volatility

VBK vs. BBMC - Volatility Comparison

Vanguard Small-Cap Growth ETF (VBK) has a higher volatility of 5.37% compared to JPMorgan BetaBuilders U.S. Mid Cap Equity ETF (BBMC) at 4.72%. This indicates that VBK's price experiences larger fluctuations and is considered to be riskier than BBMC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VBK	BBMC	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.37%	4.72%	+0.65%
Volatility (6M) Calculated over the trailing 6-month period	14.62%	12.14%	+2.48%
Volatility (1Y) Calculated over the trailing 1-year period	19.21%	16.32%	+2.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.48%	20.59%	+2.89%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.86%	21.08%	+1.78%

VBK vs. BBMC - Expense Ratio Comparison

Both VBK and BBMC have an expense ratio of 0.07%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

VBK vs. BBMC - Dividend Comparison

VBK's dividend yield for the trailing twelve months is around 0.45%, less than BBMC's 1.09% 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%
VBK Vanguard Small-Cap Growth ETF	0.45%	0.54%	0.54%	0.68%	0.55%	0.36%	0.44%	0.57%	0.79%	0.82%	1.08%	0.98%

Frequently Asked Questions

Can I hold both VBK and BBMC in my portfolio?

With a correlation of 0.94, VBK and BBMC 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, VBK or BBMC?

VBK has higher volatility (5.37%) compared to BBMC (4.72%). In terms of maximum drawdown, VBK dropped -58.68% vs BBMC's -30.11%.

Which ETF is better, VBK or BBMC?

On 5-year performance, BBMC leads with 8.32% vs 5.68% for VBK. Both ETFs have the same 0.07% expense ratio. On volatility, BBMC has been the lower-risk option at 4.72%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, VBK or BBMC?

Over the 5-year period, BBMC has performed better with a 8.32% return vs 5.68%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, VBK or BBMC?

VBK and BBMC have the same expense ratio: 0.07% per year.

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

BBMC has the higher dividend yield at 1.09%, compared with 0.45% for VBK.

What is the main difference between VBK and BBMC?

VBK tracks CRSP US Small Cap Growth Index, while BBMC tracks Morningstar US Mid Cap Target Market Exposure Extended Index. They also come from different issuers: Vanguard and JPMorgan.

Which has better risk-adjusted returns?

BBMC currently has the higher Sharpe Ratio (2.04 vs 1.72), 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.