| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 17, 2006 | Corp. VP & Pres., Info. Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 7,360 | $66.00 | 57,600 | |
| Feb 17, 2006 | Corp. VP & Pres., Info. Tech. | Form 4 | Open market or private sale of non-derivative or derivative security | 100 | $66.01 | 57,500 | |
| Feb 17, 2006 | Corp. VP & Pres., Info. Tech. | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 13,500 | $57.40 | 4,500 | |
| Feb 17, 2006 | Corp. VP & Pres., Info. Tech. | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 4,500 | $47.11 | 9,000 | |
| Feb 17, 2006 | Corp. VP & Pres., Info. Tech. | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 4,500 | $52.48 | 2,700 | |
| Feb 17, 2006 | Corp. VP & Pres. Newport News | Form 4 | Other acquisition or disposition | -- | -- | 947 | |
| Feb 17, 2006 | Corp VP & Pres, Electron. Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 4,200 | $64.95 | 74,400 | |
| Feb 17, 2006 | Corp VP & Pres, Electron. Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 400 | $64.98 | 71,200 | |
| Feb 17, 2006 | Corp. VP & Treasurer | Form 4 | Other acquisition or disposition | -- | -- | 2,280 | |
| Feb 17, 2006 | Corp. VP & Treasurer | Form 4 | Other acquisition or disposition | -- | -- | 6,646 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.