David Einhorn - Greenlight Capital
Holding/activity history for Intrexon Corp. (XON-OLD)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2014 Q4 | 0 | 0 | Sell 100.00% | 0.05 | |
| 2014 Q3 | 197,278 | 0.05 | Reduce 47.39% | 0.05 | $18.58 |
| 2014 Q2 | 375,000 | 0.14 | Reduce 72.81% | 0.37 | $25.13 |
| 2014 Q1 | 1,379,014 | 0.57 | Reduce 37.58% | 0.34 | $26.29 |
| 2013 Q4 | 2,209,228 | 0.72 | Add 1.49% | 0.01 | $23.07 |
| 2013 Q3 | 2,176,868 | 0.84 | Buy | 0.84 | $22.31 |