Ray Dalio acquired 34 Thousand Pioneer Natural Resources shares worth $9.09 Million. That's 0.05% of their equity portfolio (259th largest holding). The first Pioneer Natural Resources trade was made in Q1 2008. Since then Ray Dalio bought shares 26 more times and sold shares on 24 occasions. The stake costed the investor $7.7 Million, netting the investor a gain of 18% so far.