IWCvsAFSMETF Comparison
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iShares Micro-Cap ETF (IWC) belongs to the US Small Cap segment. First Trust Active Factor Small Cap ETF (AFSM) is part of the US Multi-Factor segment. IWC's top 3 sector exposures are Health Care, Information Technology and Financials. In contrast, AFSM's top sector exposures are Information Technology, Industrials and Health Care. IWC is less expensive with a Total Expense Ratio (TER) of 0.6%, versus 0.75% for AFSM. IWC is up 20.22% year-to-date (YTD) with +$121M in YTD flows. AFSM performs worse with 19.9% YTD performance, and +$23M in YTD flows. Run a side-by-side ETF comparison of IWC and AFSM 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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IWC vs AFSM performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 06/12/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWC AFSM | +2.15%+5.09% | +17.19%+21.46% | +20.22%+19.90% | +52.44%+34.09% | +76.53%+65.11% | +29.66%+55.33% |
| Flows | IWC AFSM | +$290K+$4M | -$6M+$6M | +$121M+$23M | +$191M+$49M | -$22M+$81M | -$92M+$84M |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWC AFSM | +27.92%+20.49% | +24.61%+18.19% | +24.45%+19.75% | +24.62%+21.21% |
| Max drawdown | IWC AFSM | -6.12%-4.73% | -12.28%-9.36% | -29.17%-24.90% | -40.55%-28.44% |
| Max drawdown duration | IWC AFSM | 13d8d | 82d46d | 233d303d | 1409d815d |
Trading data
IWC | AFSM | |
Last sale 6/12/2026 at 1:30 PM | $189.28 | $39.38 |
| Previous close 06/11/2026 | $187.64 | $38.96 |
| Consolidated volume 06/11/2026 | ||
| 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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AFSM
is actively managed and doesn’t replicate an indexIWC | AFSM | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 6/12/2026 at 1:30 PM
Live
Closed
IWC | AFSM | |
|---|---|---|
| Last price | $189.28 | $39.38 |
| 1D performance | +0.87% | +1.08% |
| AuM | $1.44 B | $104.28 M |
| E/R | 0.6% | 0.75% |
Characteristics
IWC | AFSM | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | First Trust |
| Benchmark | Russell Microcap Index | - |
| N° of holdings | 953 | 286 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | August 12, 2005 | December 3, 2019 |
| ESG | No | No |
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Exposure
Countries
IWC
USA
93.79%
Other
6.21%
AFSM
USA
81.06%
Other
18.94%
Sectors
IWC
Health Care
19.1%
Information Techn.
18.5%
Financials
15.89%
Industrials
10.16%
Other
36.35%
AFSM
Information Techn.
17.27%
Industrials
17.09%
Health Care
16.61%
Financials
14.26%
Consumer Discreti.
8.45%
Other
26.31%
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Diversification
IWC
Total weight of top 15 holdings out of 15
15.36%
AFSM
Total weight of top 15 holdings out of 15
14.77%
Top 15 holdings
Data as of April 30, 2026
IWC
APPLIED OPTOEL/D
2.03%
US74006W2070
1.54%
APPLIED BLOCKCHAIN
1.52%
TERAWULF INC
1.40%
CIPHER MINING INC
1.07%
COGENT BIOSCIENCES
0.96%
ENERGY FUELS
0.95%
TERNS PHARMACEUTICALS
0.95%
AXT
0.89%
CELCUITY INC
0.79%
TUTOR PERINI
0.77%
CENTRUS ENERGY CORP
0.66%
NAVITAS SEMICONDUCTOR CORP
0.63%
NLIGHT INC
0.62%
US2528281080
0.59%
AFSM
TTM TECHNOLOGIES
1.77%
BLOOM ENERGY CORP
1.57%
VIAVI SOLUTIONS INC
1.19%
VICOR
1.11%
PERIMETER SOLUTIONS
1.00%
PHOTRONICS
0.97%
AMES NATIONAL
0.97%
NLIGHT INC
0.84%
CREDO TECHNOLOGY GROUP HOLDING
0.82%
NATIONAL HEALTHCARE
0.78%
AXCELIS TECHNOLOGIES
0.77%
INTERFACE
0.75%
SCORPIO TANKERS
0.75%
ENERSYS
0.75%
COMFORT SYSTEMS USA
0.75%
Frequently asked questions about IWC and AFSM
How have the IWC and AFSM ETFs performed in 2026?
As of June 12, 2026, IWC is up 20.22% year-to-date (YTD), while AFSM has returned 19.9%. That puts IWC better performer ahead so far this year.
Which ETF is attracting more investor money: IWC or AFSM?
Year-to-date, the IWC ETF saw +$121M in flows, compared to +$23M for AFSM.
Which ETF is more volatile: IWC or AFSM?
Over the past year, IWC had a volatility of 24.61%, while AFSM experienced 18.19%.
Which ETF is bigger: IWC or AFSM?
As of June 12, 2026, IWC holds $1.44 B in assets under management (AUM), while AFSM manages $104.28 M.
What sectors do the IWC and AFSM ETFs invest in?
IWC leans toward sectors like Health Care, Information Technology and Financials. Meanwhile, AFSM focuses on Information Technology, Industrials and Health Care.
What are the top holdings of the IWC ETF and AFSM ETF?
IWC top holdings include APPLIED OPTOEL/D, US74006W2070 and APPLIED BLOCKCHAIN. AFSM holds in its top three: TTM TECHNOLOGIES, BLOOM ENERGY CORP and VIAVI SOLUTIONS INC.
Which ETF is more diversified: IWC or AFSM?
IWC holds 1287 securities with 15.36% of its assets in the top 15. AFSM has 288 securities and a top 15 weight of 14.77%.
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