IWO · iShares Russell 2000 Growth ETF
IWO tracks the Russell 2000 Growth and returned +17.0% over the past year.
Key facts
Its ten largest equity positions
| Holding | Ticker | Weight | |
|---|---|---|---|
| MOOG INC CLASS A | not filed | 0.69% | |
| GLAUKOS | GKOS | 0.65% | |
| JFROG | FROG | 0.64% | |
| BRIGHTSPRING HEALTH SERVICES INC | BTSG | 0.62% | |
| FIRSTCASH HOLDINGS INC | FCFS | 0.62% | |
| BRINKER INTERNATIONAL INC | EAT | 0.61% | |
| INTERDIGITAL INC | IDCC | 0.60% | |
| KRYSTAL BIOTECH | KRYS | 0.59% | |
| PROTAGONIST THERAPEUTICS | PTGX | 0.59% | |
| PRAXIS PRECISION MEDICINES | PRAX | 0.56% |
Compare IWO
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, IWC, IWD, IWF, IWM, 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
| Window | Total return | S&P 500 | Gap to S&P 500 | Gap to Nasdaq-100 |
|---|---|---|---|---|
| 3 months | −3.2% | +3.3% | −6.5 pts | −2.5 pts |
| 6 months | +16.8% | +16.0% | +0.8 pts | −3.9 pts |
| 1 year | +17.0% | +17.5% | −0.5 pts | −6.0 pts |
| 3 years | +59.9% | +77.9% | −18.0 pts | −35.2 pts |
| Since listing | +497.3% | +804.4% | −307.1 pts | −1176.7 pts |
In plain words
IWO is an index equity fund tracking the Russell 2000 Growth. Over the year to Sep 11, 2026 it returned +17.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.24% a year. By its holdings filed for Sep 10, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 970 positions, with the top ten at 6.2%. It sat 7.1% below its high of Aug 14, 2026 on Sep 11, 2026.
| What it tracks | Russell 2000 Growth |
|---|---|
| Fund type | Index equity fund |
| Expense ratio (485BPOS XBRL, Jul 27, 2026) | 0.24% |
| Price | $367.63 |
| Listed since | Jan 4, 2010 |
| Net assets (the issuer own daily fund list, as of Sep 11, 2026) | $14.4bn |
| Below its high (ETFIQ) | −7.1% |
| Holdings | 970 |
| Top ten weight | 6.2% |
| Holdings as of (SEC N-PORT) | Sep 10, 2026 |
| Already in the S&P 500, by weight (ETFIQ) | 0.0% |
| Active share vs the S&P 500 (ETFIQ) | 100.0% |
| Already in the Nasdaq-100, by weight (ETFIQ) | 0.0% |
Questions people ask
- How has IWO performed?
- Over the year to Sep 11, 2026, IWO returned +17.0% with distributions reinvested, against +17.5% for the S&P 500. Over three years the figure is +59.9%.
- What does IWO cost?
- The prospectus expense ratio is 0.24% a year.
- What does IWO hold?
- 970 positions as filed for Sep 10, 2026, with the top ten at 6.2% of the fund. 0% of its weight is in stocks the S&P 500 also holds.
- How far is IWO below its high?
- 7.1% 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 IWO is written about
Cite this page. ETFIQ, IWO, core index fund, data as of Sep 11, 2026. https://etfiq.com/funds/iwo 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