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IWO Top Holdings & Constituents

IWO, offered by iShares, holds 1105 reported positions across $14.3B in assets. Its largest holdings are BlackRock Funds III (17.56%), Credo Technology Group Holding Ltd. (CRDO) (1.46%), and Bloom Energy Corp. (BE) (1.22%). The 5 biggest positions account for 22.42% of reported assets. The table below lists every reported holding with its portfolio weight and market value in US dollars — open any constituent to research its own performance.


PositionWeightMarket Value
BlackRock Funds III
17.56%
$2.27B
CRDO
Credo Technology Group Holding Ltd.
1.46%
$188.66M
BE
Bloom Energy Corp.
1.22%
$158.55M
IONQ
IonQ, Inc.
1.15%
$148.51M
KTOS
Kratos Defense & Security Solutions, Inc.
1.03%
$133.32M

Holdings data comes from the latest SEC Form N-PORT-P filing for this fund, covering the reporting period ended Sep 30, 2025. Market values are reported in US dollars, and each weight represents the position's share of reported fund assets. Cash, derivatives, and rounding can mean displayed weights do not total 100%. Funds rebalance and file on a schedule, so this page may not reflect intraday or post-filing changes.