Michael Hollis, President & COO, Director at Diamondback, holds 1.48M shares in HighPeak Energy (Ticker: HPK), holds 17.00K shares in Pure Acquisition (Ticker: PACQ), holds 138.41K shares in Diamondback (Ticker: FANG). Most recently, Michael Hollis Bought ― shares of HighPeak Energy on Sep 21, 2023 for an estimated value of 162.27K.