IWO sector allocation breaks down across Health Care (24.2%), Information Technology (23.8%), Industrials (20.7%), Consumer Discretionary (8.5%), Financials (7.6%). Across 1103 holdings, this breakdown reveals the ETF's investment focus and diversification.

IWO sector exposure is important for understanding concentration risk. The fund shows reasonable diversification across sectors.

IWO geographic allocation shows country exposure. IWO overlap calculator reveals how sector exposure compares with other funds.