Donald Yacktman acquired 1.01M Diamondback Energy shares worth $208M. That's 2.37% of their equity portfolio (14th largest holding). The first Diamondback Energy trade was made in Q3 2022. Since then Donald Yacktman bought shares eight more times and sold shares on seven occasions. The stake costed the investor $134M, netting the investor a gain of 55% so far.