| 2008-03-04 | Sale | Northrop Grumman Corporation NOC | Corp. VP, Communications | 67,806 0.0222% | $80.39 | $5.45M | -17.33% | |
| 2006-02-21 | Sale | Northrop Grumman Corporation NOC | Corp. VP, Communications | 76,000 0.0244% | $65.07 | $4.95M | +4.22% | |
| 2005-08-22 | Sale | Northrop Grumman Corporation NOC | Corp. VP, Communications | 5,000 0.0016% | $56.28 | $281,400 | +13.78% | |
| 2004-11-11 | Sale | Northrop Grumman Corporation NOC | Corp. VP, Communications | 10,136 0.0031% | $55.03 | $557,784 | +1.04% | |
| 2004-02-19 | Sale | Northrop Grumman Corporation NOC | Corp. VP, Communications | 6,000 0.0037% | $104.71 | $628,272 | +1.52% |