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VBKvsRFGETF Comparison

ETF 1

VBK

Vanguard Small-Cap Growth ETF

This fund is part of

US Small Cap Growth

+0%

Full VBK fund page

VS

ETF 2

RFG

Invesco S&P MidCap 400® Pure Growth ETF

This fund is part of

US Mid Cap Growth

+0%

Full RFG fund page

Vanguard Small-Cap Growth ETF (VBK) belongs to the US Small Cap Growth segment. Invesco S&P MidCap 400® Pure Growth ETF (RFG) is part of the US Mid Cap Growth segment. VBK's top 3 sector exposures are Information Technology, Industrials and Health Care. In contrast, RFG's top sector exposures are Industrials, Information Technology and Health Care. VBK is less expensive with a Total Expense Ratio (TER) of 0.05%, versus 0.35% for RFG. VBK is up 18.38% year-to-date (YTD) with +$1.24B in YTD flows. RFG performs better with 22.23% YTD performance, and +$7M in YTD flows. Run a side-by-side ETF comparison of VBK and RFG below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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VBK vs RFG performance and flow charts

Performance

Cumulative Flows

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Daily, global ETF data for advanced analysis or integration into apps (API), from our partner Trackinsight.

Data Services

Historic performance and flows

Data as of 06/18/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	VBK RFG	+6.70%+6.20%	+16.52%+15.65%	+18.38%+22.23%	+32.83%+34.54%	+60.89%+72.11%	+31.18%+51.99%
Flows	VBK RFG	+$1.60B-$7K	+$1.40B+$5M	+$1.24B+$7M	+$1.20B-$17M	+$2.77B-$39M	+$4.25B-$124M

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	VBK RFG	+24.21%+24.04%	+20.32%+19.09%	+21.22%+20.21%	+23.59%+22.84%
Max drawdown	VBK RFG	-6.22%-6.18%	-11.37%-10.42%	-27.46%-26.58%	-38.36%-35.14%
Max drawdown duration	VBK RFG	13d13d	82d45d	287d380d	1110d836d

Trading data

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	VBK	RFG
Last sale 6/18/2026 at 1:30 PM	$356.54	$64.10
Previous close 06/18/2026	$350.10	$63.40
Consolidated volume 06/18/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of May 29, 2026

1-year trailing difference

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	VBK	RFG
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 6/18/2026 at 1:30 PM

Live

Closed

	VBK	RFG
Last price	$356.54	$64.10
1D performance	+1.84%	+1.10%
AuM	$25.62 B	$360.09 M
E/R	0.05%	0.35%

Characteristics

	VBK	RFG
Management strategy	Passive	Passive
Provider	Vanguard	Invesco
Benchmark	CRSP U.S. Small Cap Growth Index	S&P MidCap 400 Pure Growth Index
N° of holdings	461	92
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	January 26, 2004	March 1, 2006
ESG	No	No

More VBK data on Trackinsight

More RFG data on Trackinsight

Exposure

Countries

VBK

USA

90.69%

Other

9.31%

RFG

USA

89.01%

Other

10.99%

Sectors

VBK

Information Techn.

22.66%

Industrials

18.47%

Health Care

14.12%

Consumer Discreti.

8.93%

Other

35.83%

RFG

Industrials

25.66%

Information Techn.

20.09%

Health Care

19.66%

Consumer Discreti.

8.48%

Materials

7.45%

Other

18.66%

Diversification

VBK

Total weight of top 15 holdings out of 15

13.07%

RFG

Total weight of top 15 holdings out of 15

30.66%

Top 15 holdings

Data as of April 30, 2026

VBK

BLOOM ENERGY CORP

1.11%

CIENA

1.10%

COMFORT SYSTEMS USA

0.95%

LUMENTUM HOLDINGS

0.95%

CASEYS GENERAL STORES

0.90%

TECHNIPFMC PLC

0.89%

US19247G1076

0.88%

REVOLUTION MEDICINES INC

0.84%

CREDO TECHNOLOGY GROUP HOLDING

0.83%

US04626A1034

0.83%

NATERA

0.80%

CURTISS WRIGHT

0.78%

KYG3730V1059

0.75%

MICHAEL STORES

0.73%

FABRINET

0.72%

RFG

TECHNIPFMC PLC

2.40%

ARROWHEAD PHARMACEUTICALS INC

2.30%

RAMBUS

2.24%

MICHAEL STORES

2.22%

VALARIS LTD

2.19%

INTERDIGITAL

2.17%

STERLING INFRASTRUCTURE INC

2.07%

FABRINET

2.06%

WOODWARD

1.96%

VICOR

1.96%

CARPENTER TECHNOLOGY

1.95%

TTM TECHNOLOGIES

1.86%

FIVE BELOW

1.86%

HALOZYME THERAPEUTICS

1.72%

DIGITALOCEAN HOLDINGS

1.68%

Frequently asked questions about VBK and RFG

How have the VBK and RFG ETFs performed in 2026?

As of June 18, 2026, VBK is up 18.38% year-to-date (YTD), while RFG has returned 22.23%. That puts RFG better performer ahead so far this year.

Which ETF is attracting more investor money: VBK or RFG?

Year-to-date, the VBK ETF saw +$1.24B in flows, compared to +$7M for RFG.

Which ETF is more volatile: VBK or RFG?

Over the past year, VBK had a volatility of 20.32%, while RFG experienced 19.09%.

Which ETF is bigger: VBK or RFG?

As of June 18, 2026, VBK holds $25.62 B in assets under management (AUM), while RFG manages $360.09 M.

What sectors do the VBK and RFG ETFs invest in?

VBK leans toward sectors like Information Technology, Industrials and Health Care. Meanwhile, RFG focuses on Industrials, Information Technology and Health Care.

What are the top holdings of the VBK ETF and RFG ETF?

VBK top holdings include BLOOM ENERGY CORP, CIENA and COMFORT SYSTEMS USA. RFG holds in its top three: TECHNIPFMC PLC, ARROWHEAD PHARMACEUTICALS INC and RAMBUS.

VBKvsRFGETF Comparison

Vanguard Small-Cap Growth ETF

Invesco S&P MidCap 400® Pure Growth ETF

VBK vs RFG performance and flow charts

Performance

Cumulative Flows

Get all the metrics on this page, and more, through a reliable ETF data feed

Countries

Sectors

Diversification

Top 15 holdings

How have the VBK and RFG ETFs performed in 2026?

As of June 18, 2026, VBK is up 18.38% year-to-date (YTD), while RFG has returned 22.23%. That puts RFG better performer ahead so far this year.

Which ETF is attracting more investor money: VBK or RFG?

Year-to-date, the VBK ETF saw +$1.24B in flows, compared to +$7M for RFG.

Which ETF is more volatile: VBK or RFG?

Over the past year, VBK had a volatility of 20.32%, while RFG experienced 19.09%.

Which ETF is bigger: VBK or RFG?

As of June 18, 2026, VBK holds $25.62 B in assets under management (AUM), while RFG manages $360.09 M.

What sectors do the VBK and RFG ETFs invest in?

VBK leans toward sectors like Information Technology, Industrials and Health Care. Meanwhile, RFG focuses on Industrials, Information Technology and Health Care.

What are the top holdings of the VBK ETF and RFG ETF?

VBK top holdings include BLOOM ENERGY CORP, CIENA and COMFORT SYSTEMS USA. RFG holds in its top three: TECHNIPFMC PLC, ARROWHEAD PHARMACEUTICALS INC and RAMBUS.

Which ETF is more diversified: VBK or RFG?

VBK holds 546 securities with 13.07% of its assets in the top 15. RFG has 95 securities and a top 15 weight of 30.66%.

Active Trader Report: Use of Leveraged & Inverse ETFs Way Up