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PRFZvsSTXKETF Comparison

ETF 1
PRFZ

Invesco RAFI US 1500 Small-Mid ETF

This fund is part of
US Multi-Factor
-0.79%
VS
ETF 2
STXK

Strive Small-Cap ETF

This fund is part of
US Small Cap
-1.05%

Invesco RAFI US 1500 Small-Mid ETF (PRFZ) belongs to the US Multi-Factor segment. Strive Small-Cap ETF (STXK) is part of the US Small Cap segment. PRFZ's top 3 sector exposures are Information Technology, Health Care and Industrials. In contrast, STXK's top sector exposures are Information Technology, Financials and Industrials. PRFZ is more expensive with a Total Expense Ratio (TER) of 0.34%, versus 0.18% for STXK. PRFZ is up 14.27% year-to-date (YTD) with -$216M in YTD flows. STXK performs worse with 12.01% YTD performance, and +$7M in YTD flows. Run a side-by-side ETF comparison of PRFZ and STXK 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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PRFZ vs STXK performance and flow charts

Performance

0.02.04.06.08.0%May 18May 26Jun 2Jun 9Jun 16

Cumulative Flows

-14,000,000-12,000,000-10,000,000-8,000,000-6,000,000-4,000,000-2,000,0000May 18May 26Jun 2Jun 9Jun 16

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

Historic performance and flows
Data as of 06/17/2026
1M3MYTD1Y3Y5Y
Perf.
PRFZ
STXK
+5.36%+4.31%
+13.16%+10.89%
+14.27%+12.01%
+33.48%+27.72%
+59.78%+48.03%
+49.75%n/a
Flows
PRFZ
STXK
-$13M-
-$242M+$1M
-$216M+$7M
-$314M+$6M
-$366M+$43M
-$190M-
Volatility and drawdown
3M1Y3Y5Y
Volatility
PRFZ
STXK
+19.23%+17.32%
+18.19%+17.03%
+20.35%+19.84%
+21.29%n/a
Max drawdown
PRFZ
STXK
-4.51%-3.95%
-10.44%-9.88%
-26.51%-26.90%
-26.51%n/a
Max drawdown duration
PRFZ
STXK
16d16d
84d84d
283d332d
283dn/a
Trading data

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PRFZ
STXK
Last sale
6/17/2026 at 7:59 PM
$52.35
$37.68
Previous close
06/17/2026
$52.88
$37.19
Consolidated volume
06/17/2026
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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PRFZ
STXK
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 6/17/2026 at 7:59 PM
Live
Closed
PRFZ
STXK
Last price
$52.35
$37.68
1D performance
-1.00%
+1.32%
AuM$2.72 B$80.68 M
E/R0.34%0.18%
Characteristics
PRFZ
STXK
Management strategyPassivePassive
ProviderInvescoStrive Asset Management
BenchmarkRAFI Fundamental Select US 1500 IndexBloomberg US 600 Index
N° of holdings1337526
Asset class-Equities
Trailing 12m distribution yield
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Inception dateSeptember 20, 2006November 10, 2022
ESGNoNo
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Exposure

Countries

PRFZ
USA
95.2%
Other
4.8%
STXK
USA
93.01%
Other
6.99%

Sectors

PRFZ
Information Techn.
17.03%
Health Care
15.28%
Industrials
14.02%
Financials
13.41%
Consumer Discreti.
10.12%
Other
30.13%
STXK
Information Techn.
14.93%
Financials
14.4%
Industrials
14.39%
Consumer Discreti.
13.15%
Health Care
10.98%
Other
32.15%
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Diversification

PRFZ

Total weight of top 15 holdings out of 15

6.52%
STXK

Total weight of top 15 holdings out of 15

5.78%

Top 15 holdings

Data as of April 30, 2026
PRFZ
OPENDOOR TECHNOLOGIES INC
0.57%
TTM TECHNOLOGIES
0.54%
ADVANCED ENERGY INDUSTRIES
0.54%
VIAVI SOLUTIONS INC
0.49%
ONTO INNOVATION INC
0.49%
FORMFACTOR
0.47%
ROIVANT SCIENCES LTD
0.43%
PAR PACIFIC HOLDINGS INC
0.41%
ATI INC
0.41%
CRESCENT ENERGY COMPANY
0.40%
PRIMORIS SERVICES
0.37%
MAXLINEAR
0.37%
IONIS PHARMACEUTICALS INC
0.36%
REVOLUTION MEDICINES INC
0.34%
GLOBALFOUNDRIES
0.34%
STXK
FORMFACTOR
0.50%
VIAVI SOLUTIONS INC
0.44%
ARROW ELECTRONICS
0.43%
APPLIED OPTOEL/D
0.42%
COGNEX
0.41%
CIRRUS LOGIC
0.39%
ARGAN
0.39%
CHORD ENERGY CORPORATION
0.37%
ESCO TECHNOLOGIES
0.37%
VAXCYTE
0.35%
WEATHERFORD INTL PLC
0.35%
CELANESE SR
0.34%
ENERSYS
0.34%
NOV INC
0.34%
TERAWULF INC
0.34%
Frequently asked questions about PRFZ and STXK

How have the PRFZ and STXK ETFs performed in 2026?

As of June 17, 2026, PRFZ is up 14.27% year-to-date (YTD), while STXK has returned 12.01%. That puts PRFZ better performer ahead so far this year.

Which ETF is attracting more investor money: PRFZ or STXK?

Year-to-date, the PRFZ ETF saw -$216M in flows, compared to +$7M for STXK.

Which ETF is more volatile: PRFZ or STXK?

Over the past year, PRFZ had a volatility of 18.19%, while STXK experienced 17.03%.

Which ETF is bigger: PRFZ or STXK?

As of June 17, 2026, PRFZ holds $2.72 B in assets under management (AUM), while STXK manages $80.68 M.

What sectors do the PRFZ and STXK ETFs invest in?

PRFZ leans toward sectors like Information Technology, Health Care and Industrials. Meanwhile, STXK focuses on Information Technology, Financials and Industrials.

What are the top holdings of the PRFZ ETF and STXK ETF?

PRFZ top holdings include OPENDOOR TECHNOLOGIES INC, TTM TECHNOLOGIES and ADVANCED ENERGY INDUSTRIES. STXK holds in its top three: FORMFACTOR, VIAVI SOLUTIONS INC and ARROW ELECTRONICS.

Which ETF is more diversified: PRFZ or STXK?

PRFZ holds 1538 securities with 6.52% of its assets in the top 15. STXK has 592 securities and a top 15 weight of 5.78%.

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