| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 28, 2007 | Director | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 3,000 | -- | -- | |
| Feb 28, 2007 | Corporate VP, Controller & CAO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 10,000 | $71.85 | 30,500 | |
| Feb 28, 2007 | Corp.VP, Government Relations | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 14,000 | $71.85 | 78,413 | |
| Feb 28, 2007 | Corp.VP, Government Relations | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 28,000 | $71.85 | 28,000 | |
| Feb 28, 2007 | Corp. VP & Pres. Space Tech. | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 16,000 | $71.85 | 61,942 | |
| Feb 28, 2007 | Corp. VP & Pres. Space Tech. | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 32,000 | $71.85 | 32,000 | |
| Feb 28, 2007 | Corp. VP, Communications | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 8,000 | $71.85 | 53,570 | |
| Feb 28, 2007 | Corp. VP, Communications | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 16,000 | $71.85 | 16,000 | |
| Feb 28, 2007 | Corp. VP & Pres., Info. Tech. | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 18,000 | $71.85 | 74,414 | |
| Feb 28, 2007 | Corp. VP & Pres., Info. Tech. | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 36,000 | $71.85 | 36,000 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.