Donald Yacktman acquired 1.46 Million Diamondback Energy shares worth $288 Million. That's 2.58% of their equity portfolio (11th largest holding). Donald Yacktman started to build up the position in Diamondback Energy in Q3 2022 and continued to invest until Q4 2023. Since then they sold 56.5 Thousand shares. The stake costed the investor $188 Million, netting the investor a gain of 53% so far.