Stanley Druckenmiller's position in Pioneer Natural Resources is currently worth $11.2 Million. That's 0.85% of their equity portfolio (20th largest holding). The first Pioneer Natural Resources trade was made in Q3 2012. Since then Stanley Druckenmiller bought shares nine more times and sold shares on eight occasions. The stake costed the investor $11 Million, netting the investor a gain of 2.4% so far.