| 2015-03-31 | Sale | Universal Display Corporation OLED | 812,500 1.7515% | $46.75 | $37.98M | +2.32% | ||
| 2013-04-22 | Universal Display Corporation OLED | 10 percent owner | 184,100 0.3994% | $30.16 | $5.55M | +5.59% | ||
| 2013-04-05 | Universal Display Corporation OLED | 10 percent owner | 55,000 0.1126% | $28.16 | $1.55M | +6.7% | ||
| 2013-04-03 | Universal Display Corporation OLED | 10 percent owner | 183,200 0.399% | $27.41 | $5.02M | +16.65% | ||
| 2013-03-26 | Universal Display Corporation OLED | 10 percent owner | 184,200 0.4057% | $29.97 | $5.52M | +7.68% | ||
| 2013-02-27 | Universal Display Corporation OLED | 10 percent owner | 155,160 0.3403% | $28.04 | $4.35M | +13.94% | ||
| 2013-01-16 | Universal Display Corporation OLED | 10 percent owner | 47,520 0.101% | $26.91 | $1.28M | +14.01% | ||
| 2013-01-15 | Universal Display Corporation OLED | 10 percent owner | 57,000 0.1207% | $25.88 | $1.48M | +18.05% | ||
| 2012-11-07 | Universal Display Corporation OLED | 10 percent owner | 96,400 0.1456% | $19.50 | $1.88M | +6.51% | ||
| 2012-08-28 | Universal Display Corporation OLED | 10 percent owner | 232,400 0.5037% | $40.59 | $9.43M | -26.27% | ||
| 2012-08-27 | Universal Display Corporation OLED | 10 percent owner | 46,400 0.0979% | $38.13 | $1.77M | -23.55% | ||
| 2012-05-21 | Universal Display Corporation OLED | 10 percent owner | 47,200 0.0986% | $27.49 | $1.3M | +10.02% |