| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Mar 04, 2008 | Corp. VP & Pres. Space Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 1,900 | $80.13 | 88,600 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 400 | $80.13 | 52,414 | |
| Mar 04, 2008 | Corp VP & Pres Elec Miss. Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 5,200 | $80.13 | 113,892 | |
| Mar 04, 2008 | Corp. VP & Pres. Space Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 400 | $80.14 | 88,200 | |
| Mar 04, 2008 | Corp. VP & Pres. Info. Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 300 | $80.14 | 37,251 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 300 | $80.14 | 52,114 | |
| Mar 04, 2008 | Corp VP & Pres Elec Miss. Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 1,100 | $80.14 | 112,792 | |
| Mar 04, 2008 | Corp. VP & Pres. Space Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 1,000 | $80.15 | 87,200 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 700 | $80.15 | 51,414 | |
| Mar 04, 2008 | Corp VP & Pres Elec Miss. Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 1,300 | $80.15 | 111,492 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.