| 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 | 1,700 | $80.36 | 67,200 | |
| Mar 04, 2008 | Corp. VP & Pres. Info. Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 200 | $80.36 | 33,937 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 200 | $80.36 | 36,214 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 400 | $80.36 | 35,814 | |
| Mar 04, 2008 | Corp. VP & Pres. Info. Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 200 | $80.37 | 33,737 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 300 | $80.39 | 35,514 | |
| Mar 04, 2008 | Corp. VP & Pres. Space Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 1,200 | $80.39 | 66,000 | |
| Mar 04, 2008 | Corp. VP & Pres. Space Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 500 | $80.40 | 65,500 | |
| Mar 04, 2008 | Corp. VP & Pres. Info. Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 100 | $80.40 | 33,637 | |
| Mar 04, 2008 | Corp. VP, Communications | Form 4 | Open market or private sale of non-derivative or derivative security | 400 | $80.40 | 35,114 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.