| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 100 | $65.27 | 49,820 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 400 | $65.28 | 49,420 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 100 | $65.30 | 49,320 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 120 | $65.31 | 49,200 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 100 | $65.32 | 49,100 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 800 | $65.33 | 48,300 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 600 | $65.34 | 47,700 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Open market or private sale of non-derivative or derivative security | 700 | $65.35 | 47,000 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 3,000 | $46.09 | 3,000 | |
| Feb 21, 2006 | Corp. VP & Pres. Space Tech. | Form 4/A | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 4,000 | $53.10 | 0 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.