BUI sector allocation breaks down across Manufacturing (44.1%), Utilities (34.8%), Transportation and Warehousing (9.4%), Unknown (5.4%), Administrative and Support and Waste Management and Remediation Services (5.0%). this breakdown reveals the ETF's investment focus and diversification.

BUI sector exposure is important for understanding concentration risk. With Manufacturing at 44.1%, the fund has significant sector concentration.

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