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NYSE Arca · Small Growth · USD · ETF

iShares Russell 2000 Growth ETF (IWO) ETF Analysis

IWO
Expense ratio 0.24% Yield 0.47% Assets $14.11B Since July 24, 2000 Family iShares

Last Updated: October 21, 2026

$350.51
+$1.97 (+0.57%)

October 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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IWO Annualized Returns

PeriodAnnualized$100 becomes
1 year+7.04%$107.04
3 years+19.32%$169.90
5 years+3.49%$118.71
10 years+10.05%$260.52

Returns are total returns computed from daily closes, with dividends reinvested. As of October 21, 2026.

IWO Return by Calendar Year

2016 and 2026 are partial years

View as table ↓View as chart ↑
YearReturn
2026 (partial year)+8.80%
2025+12.90%
2024+15.04%
2023+18.51%
2022−26.26%
2021+2.54%
2020+34.68%
2019+28.48%
2018−9.43%
2017+22.25%
2016 (partial year)+5.67%

IWO Monthly Returns

−20%+18%
YearJanFebMarAprMayJunJulAugSepOctNovDec
2026+4.1−0.3−6.4+14.7+5.8+3.6−5.9+1.7−5.2−1.8——
2025+3.2−6.8−7.6−0.8+6.3+6.1+1.5+6.0+4.1+3.3−0.8−1.3
2024−3.1+8.0+2.7−7.6+5.3−0.3+8.2−1.1+1.3−1.3+12.5−8.4
2023+10.0−1.2−2.5−1.2+0.2+8.2+4.7−5.3−6.7−7.7+9.1+11.9
2022−13.4+0.6+0.3−12.2−1.8−6.3+11.3−0.9−9.0+9.5+1.4−6.3
2021+4.8+3.1−2.8+2.0−2.8+4.6−3.7+1.9−3.8+4.7−5.0+0.4
2020−1.0−7.1−19.6+15.3+9.4+3.9+3.5+5.8−2.1+0.7+17.7+9.3
2019+11.6+6.5−1.3+3.0−7.4+7.3+1.3−4.3−0.8+3.0+5.8+2.3
2018+3.8−2.8+1.3+0.2+6.2+0.7+1.7+6.2−2.3−12.6+1.5−11.8
2017+1.5+2.6+1.1+1.9−0.8+3.3+1.0−0.1+5.5+1.5+2.8+0.2

Monthly total returns with dividends reinvested; each cell prints its signed value.

IWO Volatility & Risk

Volatility: 10 yrs · Beta: 3 yrs
Annualized volatility
24.24%
Beta (3y)
1.46
Best year
+34.68%

2020

Worst year
−26.26%

2022

Volatility is the annualized standard deviation of daily returns. As of October 21, 2026.

Top Holdings

# Symbol Name Weight
1 TWST Twist Bioscience Corp 0.85%
2 MOG-A Moog Inc Class A 0.73%
3 FROG JFrog Ltd Ordinary Shares 0.7%
4 TXG 10x Genomics Inc Ordinary Shares - Class A 0.7%
5 BTSG BrightSpring Health Services Inc 0.63%
6 GKOS Glaukos Corp 0.63%
7 KRYS Krystal Biotech Inc 0.58%
8 PTGX Protagonist Therapeutics Inc 0.58%
9 FCFS FirstCash Holdings Inc 0.57%
10 IDCC InterDigital Inc 0.57%

Analysis

Data-derived

Fund Overview

iShares Russell 2000 Growth ETF (IWO) is an exchange-traded fund in the Small Growth category. The fund is issued by iShares. The inception date on file is July 24, 2000. Total net assets stand at $14.11B. Annual costs run at an expense ratio of 0.24%. On a $10,000 position that is $24.00 a year.

Its biggest positions are Twist Bioscience Corp (TWST), Moog Inc Class A (MOG-A), and JFrog Ltd Ordinary Shares (FROG). Twist Bioscience Corp alone accounts for 0.85% of the portfolio. The ten largest positions together make up 6.54% of the fund.

Performance Analysis

IWO last closed at $350.51 on October 21, 2026. Over the trailing twelve months the total return is +7.04%. Across 10 years the annualized return works out at +10.05%. The trailing distribution yield is 0.47%.

So far in 2026 the total return is +8.80%. The strongest complete calendar year on file is 2020 at +34.68%; the weakest is 2022 at −26.26%. Of the 9 complete calendar years on file, 7 finished higher.

Price & Risk Profile

Daily returns over the trailing 10 years annualize to a volatility of 24.24%. The reported beta is 1.46. The 52-week range on file runs from $299.64 to $396.69. The latest close sits 16.98% above that 52-week low. The volatility figure is calculated from the stored daily closes, the same series the charts on this page use.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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