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IWC · iShares Micro-Cap ETF

IWC tracks the Russell Microcap and returned +31.3% over the past year.

Index equity fund · Russell Microcap · data as of

Key facts

+31.3%Total return, 1 year
not publishedExpense ratio
1252Holdings
−5.0%Below its high

Its ten largest equity positions

IWC top ten by weight, 5.1% of its 1252 equity positions, from the holdings published by its issuer for Sep 10, 2026. An index fund holds what the index holds, so this is the index. Source: the issuer’s own daily file.
HoldingTickerWeight
CAREDXCDNA0.61%
SELLAS LIFE SCIENCES GROUP INCSLS0.60%
NURIX THERAPEUTICSNRIX0.59%
PENGUIN SOLUTIONS INCPENG0.58%
OUSTEROUST0.52%
VIRIDIAN THERAPEUTICS ORSVRDN0.48%
INTERFACETILE0.47%
MBX BIOSCIENCESMBX0.45%
UROGEN PHARMAURGN0.43%
STRIVE INC CLASS AASST0.40%

Compare IWC

Also against BINC, BITO, BND, BNDX, BOND, BOXX, BSV, BWET, CGBL, CGDV, CGGR, COWZ, CTA, DBMF, DFUS, DGRO, DGRW, DIA, DVY, DYNF, EDV, EEM, EFA, EMB, EMXC, EWJ, EWT, EWY, EWZ, EZU, FBCG, FDVV, FENI, FLKR, FNDX, FTEC, FXI, GARP, GLD, GLDM, GOVT, GRNY, HDV, HGER, HYG, HYMB, IALT, IAU, IBB, IDEV, IEF, IEFA, IEI, IEMG, IGIB, IGM, IGSB, IJH, IJR, IJS, IJT, ILF, INDA, ITOT, IUSB, IVV, IWB, IWD, IWF, IWM, IWO, IXUS, IYE, IYR, IYW, JAAA, JNK, KRE, LQD, MAGS, MBB, MDY, MGK, MINT, MOAT, MTUM, MUB, NOBL, ONEQ, PDBC, PFF, PULS, PVAL, QQQ, QQQM, QUAL, RDVY, RSP, SCHB, SCHD, SCHF, SCHG, SCHH, SCHP, SCHX, SDY, SGOV, SHV, SHY, SIVR, SLV, SPHD, SPHQ, SPMO, SPSB, SPY, SPYD, SPYG, SPYM, TIP, TLT, URTH, USFR, USHY, USMV, USO, VB, VBIL, VBK, VBR, VCIT, VCLT, VCSH, VDC, VDE, VEA, VEU, VGIT, VGK, VGLT, VGSH, VGT, VHT, VIG, VLUE, VNQ, VO, VOE, VONG, VOO, VOOG, VOX, VPL, VPU, VT, VTEB, VTI, VTIP, VTV, VTWO, VUG, VUSB, VWO, VXF, VXUS, VYM, VYMI, XBI, XHB, XLB, XLC, XLE, XLF, XLG, XLI, XLK, XLP, XLRE, XLU, XLV, XLY, XOP, XOVR, XRT.

Period by period

IWC over each window to Sep 11, 2026. Every figure is an ETFIQ calculation. Source: ETFIQ.
WindowTotal returnS&P 500Gap to S&P 500Gap to Nasdaq-100
3 months+1.1%+3.3%−2.2 pts+1.9 pts
6 months+19.7%+16.0%+3.6 pts−1.0 pts
1 year+31.3%+17.5%+13.8 pts+8.3 pts
3 years+89.2%+77.9%+11.3 pts−5.9 pts
Since listing+478.7%+804.4%−325.6 pts−1195.2 pts

In plain words

IWC is an index equity fund tracking the Russell Microcap. Over the year to Sep 11, 2026 it returned +31.3% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. By its holdings filed for Sep 10, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1252 positions, with the top ten at 5.1%. It sat 5.0% below its high of Aug 14, 2026 on Sep 11, 2026.

What it tracksRussell Microcap
Fund typeIndex equity fund
Expense rationot published
Price$190.84
Listed sinceJan 4, 2010
Net assets (the issuer own daily fund list, as of Sep 11, 2026)$1.4bn
Below its high (ETFIQ)−5.0%
Holdings1252
Top ten weight5.1%
Holdings as of (SEC N-PORT)Sep 10, 2026
Already in the S&P 500, by weight (ETFIQ)91.9%
Active share vs the S&P 500 (ETFIQ)8.2%
Already in the Nasdaq-100, by weight (ETFIQ)49.7%

Questions people ask

How has IWC performed?
Over the year to Sep 11, 2026, IWC returned +31.3% with distributions reinvested, against +17.5% for the S&P 500. Over three years the figure is +89.2%.
What does IWC hold?
1252 positions as filed for Sep 10, 2026, with the top ten at 5.1% of the fund. 92% of its weight is in stocks the S&P 500 also holds.
How far is IWC below its high?
5.0% below its high of Aug 14, 2026, measured on the reinvested series to Sep 11, 2026.

Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

Funds near this one

Where IWC is written about

IWC, core index fund, ETFIQ, data as of Sep 11, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. ETFIQ is an independent publisher, is not a fund issuer, broker-dealer or investment adviser, and makes no recommendations.

Cite this page. ETFIQ, IWC, core index fund, data as of Sep 11, 2026. https://etfiq.com/funds/iwc Free to use with attribution; the underlying files are at Open data.

ETFIQ covers leveraged and inverse, thematic, buffer, option-income, core index and spot crypto ETFs. This fund is here because the other funds here are measured against it and portfolios hold it. ETFIQ is an independent publisher and makes no recommendations. Standards and sources