Mark Stephen Berg, EVP, Corporate Operations at Pioneer Natural, holds 121.56K shares in Pioneer Natural (Ticker: PXD), holds 12.27K shares in Propetro Holding (Ticker: PUMP), holds 138.59K shares in HighPoint Resources (Ticker: HPR). Most recently, Mark Stephen Berg Sold ― shares of Pioneer Natural on Mar 11, 2024 for an estimated value of 1.76M.