PBOG was created on 2025-11-24 by Portfolio Building Block. The fund's investment portfolio concentrates primarily on energy equity. The ETF currently has 543.97m in AUM and 34 holdings. PBOG tracks a rules-based index of energy companies that derive at least 50% of their revenue from Oil and Gas and Exploration and Production. Securities are selected using BITAs thematic methodology and weighted by market cap.