David Einhorn acquired 1.51M KBR shares worth $74.1M. That's 3.10% of their equity portfolio (7th largest holding). The investor owns 1.14% of the outstanding KBR stock. David Einhorn acquired their 1.51M shares in Q4 2006. So far they never sold any shares in the company. The stake costed the investor $39.6M, netting the investor a gain of 87% so far.