David Tepper acquired 875 Thousand Occidental Petroleum shares worth $56.3 Million. That's 2.94% of their equity portfolio (11th largest holding). The first Occidental Petroleum trade was made in Q3 2005. Since then David Tepper bought shares four more times and sold shares on seven occasions. The stake costed the investor $13.4 Million, netting the investor a gain of 319% so far.