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IWOvsCAFGETF Comparison

ETF 1

IWO

iShares Russell 2000 Growth ETF

This fund is part of

US Small Cap Growth

-0.22%

Full IWO fund page

VS

ETF 2

CAFG

Pacer US Small Cap Cash Cows Growth Leaders ETF

This fund is part of

US Multi-Factor

+0%

Full CAFG fund page

iShares Russell 2000 Growth ETF (IWO) belongs to the US Small Cap Growth segment. Pacer US Small Cap Cash Cows Growth Leaders ETF (CAFG) is part of the US Multi-Factor segment. IWO's top 3 sector exposures are Health Care, Information Technology and Industrials. In contrast, CAFG's top sector exposures are Information Technology, Health Care and Industrials. IWO is less expensive with a Total Expense Ratio (TER) of 0.24%, versus 0.59% for CAFG. IWO is up 10.61% year-to-date (YTD) with -$809M in YTD flows. CAFG performs better with 19.14% YTD performance, and +$2M in YTD flows. Run a side-by-side ETF comparison of IWO and CAFG 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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IWO vs CAFG 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 04/27/2026

		1M	3M	YTD	1Y	3Y	5Y
Perf.	IWO CAFG	+16.32%+12.69%	+3.32%+10.51%	+10.61%+19.14%	+41.72%+31.64%	+64.12%+53.96%	+17.90%n/a
Flows	IWO CAFG	-$129M-	-$530M+$2M	-$809M+$2M	-$1.22B-$466K	-$1.05B+$18M	-$576M-

Volatility and drawdown

		3M	1Y	3Y	5Y
Volatility	IWO CAFG	+25.63%+19.93%	+21.38%+17.26%	+22.42%+19.61%	+24.55%n/a
Max drawdown	IWO CAFG	-12.94%-6.56%	-14.82%-8.08%	-28.47%-23.47%	-40.45%n/a
Max drawdown duration	IWO CAFG	76d40d	84d109d	280d435d	1409dn/a

Trading data

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	IWO	CAFG
Last sale 4/28/2026 at 1:30 PM	$351.50	$29.90
Previous close 04/27/2026	$357.83	$30.26
Consolidated volume 04/27/2026
Average volume 30 days
Average discount or premium 30 days
Average Bid/Ask spread 30 days

Replication quality

Data as of March 31, 2026

1-year trailing difference

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	IWO	CAFG
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst

Main metrics

Last update 4/28/2026 at 1:30 PM

Live

Closed

	IWO	CAFG
Last price	$351.50	$29.90
1D performance	-1.77%	-1.18%
AuM	$13.78 B	$22.66 M
E/R	0.24%	0.59%

Characteristics

	IWO	CAFG
Management strategy	Passive	Passive
Provider	iShares	PACER ETFs
Benchmark	Russell 2000 Growth Index	Pacer US Small Cap Cash Cows Growth Leaders Index
N° of holdings	897	95
Asset class	Equities	Equities
Trailing 12m distribution yield	Join	Join
Inception date	July 24, 2000	May 1, 2023
ESG	No	No

More IWO data on Trackinsight

More CAFG data on Trackinsight

Exposure

Countries

IWO

USA

93.17%

Other

6.83%

CAFG

USA

97.62%

Other

2.38%

Sectors

IWO

Health Care

21.43%

Information Techn.

20.12%

Industrials

19.42%

Consumer Discreti.

8.17%

Financials

7.05%

Other

23.81%

CAFG

Information Techn.

26.04%

Health Care

19.65%

Industrials

18.81%

Energy

9.46%

Consumer Discreti.

8.87%

Other

17.17%

Diversification

IWO

Total weight of top 15 holdings out of 15

13.39%

CAFG

Total weight of top 15 holdings out of 15

34.95%

Top 15 holdings

Data as of March 31, 2026

IWO

BLOOM ENERGY CORP

1.99%

FABRINET

1.26%

CREDO TECHNOLOGY GROUP HOLDING

1.02%

US65290E1010

0.94%

KRATOS DEFENSE AND SECURITY SOLS

0.86%

ADVANCED ENERGY INDUSTRIES

0.82%

STERLING INFRASTRUCTURE INC

0.81%

BRIDGEBIO PHARMA

0.79%

GUARDANT HEALTH INC

0.77%

MODINE MNFC CO

0.76%

ENSIGN GROUP

0.76%

IONQ

0.67%

DYCOM INDUSTRIES

0.66%

US78473E1038

0.65%

COEUR MINING INC

0.64%

CAFG

ARGAN

3.88%

POWELL INDUSTRIES

3.45%

KRYSTAL BIOTECH INC

3.17%

DIGITALOCEAN HOLDINGS

3.15%

PROTAGONIST THERAPEUTICS INC

2.47%

US50012A1088

2.35%

US4576511079

2.23%

TERADATA

2.00%

CLEAR SECURE

1.87%

ESCO TECHNOLOGIES

1.85%

US00676P1075

1.83%

DIGI INTERNATIONAL

1.80%

TIDEWATER

1.75%

CLEARWAY ENERGY INC

1.58%

CACTUS INC

1.57%

Frequently asked questions about IWO and CAFG

How have the IWO and CAFG ETFs performed in 2026?

As of April 27, 2026, IWO is up 10.61% year-to-date (YTD), while CAFG has returned 19.14%. That puts CAFG better performer ahead so far this year.

Which ETF is attracting more investor money: IWO or CAFG?

Year-to-date, the IWO ETF saw -$809M in flows, compared to +$2M for CAFG.

Which ETF is more volatile: IWO or CAFG?

Over the past year, IWO had a volatility of 21.38%, while CAFG experienced 17.26%.

Which ETF is bigger: IWO or CAFG?

As of April 27, 2026, IWO holds $13.78 B in assets under management (AUM), while CAFG manages $22.66 M.

What sectors do the IWO and CAFG ETFs invest in?

IWO leans toward sectors like Health Care, Information Technology and Industrials. Meanwhile, CAFG focuses on Information Technology, Health Care and Industrials.

What are the top holdings of the IWO ETF and CAFG ETF?

IWO top holdings include BLOOM ENERGY CORP, FABRINET and CREDO TECHNOLOGY GROUP HOLDING. CAFG holds in its top three: ARGAN, POWELL INDUSTRIES and KRYSTAL BIOTECH INC.

IWOvsCAFGETF Comparison

iShares Russell 2000 Growth ETF

Pacer US Small Cap Cash Cows Growth Leaders ETF

IWO vs CAFG 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 IWO and CAFG ETFs performed in 2026?

As of April 27, 2026, IWO is up 10.61% year-to-date (YTD), while CAFG has returned 19.14%. That puts CAFG better performer ahead so far this year.

Which ETF is attracting more investor money: IWO or CAFG?

Year-to-date, the IWO ETF saw -$809M in flows, compared to +$2M for CAFG.

Which ETF is more volatile: IWO or CAFG?

Over the past year, IWO had a volatility of 21.38%, while CAFG experienced 17.26%.

Which ETF is bigger: IWO or CAFG?

As of April 27, 2026, IWO holds $13.78 B in assets under management (AUM), while CAFG manages $22.66 M.

What sectors do the IWO and CAFG ETFs invest in?

IWO leans toward sectors like Health Care, Information Technology and Industrials. Meanwhile, CAFG focuses on Information Technology, Health Care and Industrials.

What are the top holdings of the IWO ETF and CAFG ETF?

IWO top holdings include BLOOM ENERGY CORP, FABRINET and CREDO TECHNOLOGY GROUP HOLDING. CAFG holds in its top three: ARGAN, POWELL INDUSTRIES and KRYSTAL BIOTECH INC.

Which ETF is more diversified: IWO or CAFG?

IWO holds 1099 securities with 13.39% of its assets in the top 15. CAFG has 100 securities and a top 15 weight of 34.95%.

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