| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Mar 04, 2008 | Corp. VP & General Counsel | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 5,143 | -- | 5,143 | |
| Mar 04, 2008 | Corp VP & Chf HR & Adm Ofcr | Form 4 | Open market or private sale of non-derivative or derivative security | 1,600 | $80.72 | 53,630 | |
| Mar 04, 2008 | Corp VP & Chf HR & Adm Ofcr | Form 4 | Open market or private sale of non-derivative or derivative security | 1,300 | $80.81 | 52,330 | |
| Mar 04, 2008 | Corp VP & Chf HR & Adm Ofcr | Form 4 | Open market or private sale of non-derivative or derivative security | 3,013 | $80.82 | 49,317 | |
| Mar 04, 2008 | Corp VP & Chf HR & Adm Ofcr | Form 4 | Open market or private sale of non-derivative or derivative security | 300 | $80.86 | 49,017 | |
| Mar 04, 2008 | Corp VP & Chf HR & Adm Ofcr | Form 4 | Open market or private sale of non-derivative or derivative security | 100 | $80.90 | 48,917 | |
| Feb 29, 2008 | Corp VP & Pres Mission Systems | Form 4 | Other acquisition or disposition | -- | -- | 5,466 | |
| Feb 29, 2008 | Pres. & Chf. Operating Officer | Form 4 | Other acquisition or disposition | -- | -- | 4,361 | |
| Feb 29, 2008 | Corp. VP & Pres. Info. Tech. | Form 4 | Other acquisition or disposition | -- | -- | 1,090 | |
| Feb 29, 2008 | Corp. VP & Pres. Info. Tech. | Form 4 | Other acquisition or disposition | -- | -- | 7,606 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.