IBB sector allocation breaks down across Health Care (95.0%), Unknown (3.8%), Information Technology (1.0%), Financials (0.1%), Other (0.1%). Across 266 holdings, this breakdown reveals the ETF's investment focus and diversification.

IBB sector exposure is important for understanding concentration risk. With Health Care at 95.0%, the fund has significant sector concentration.

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