| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 17, 2005 | Corp. VP & Pres. Newport News | Form 4 | Other acquisition or disposition | -- | -- | 938 | |
| Feb 17, 2005 | Corp.VP & Pres.Integrated Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 7,700 | $53.67 | 84,421 | |
| Feb 17, 2005 | Corp.VP & Pres.Integrated Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 200 | $53.69 | 84,221 | |
| Feb 17, 2005 | Corp.VP & Pres.Integrated Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 11,305 | $53.70 | 72,916 | |
| Feb 17, 2005 | Corp.VP & Pres.Integrated Sys. | Form 4 | Open market or private sale of non-derivative or derivative security | 1,100 | $53.71 | 71,816 | |
| Feb 17, 2005 | Director, CEO & President | Form 4 | Other acquisition or disposition | -- | -- | 25,008 | |
| Feb 17, 2005 | Corp. VP & General Counsel | Form 4 | Other acquisition or disposition | -- | -- | 3,512 | |
| Feb 16, 2005 | Corp. VP & Pres. Ship Systems | Form 4 | Other acquisition or disposition (describe transaction) | 6,536 | $53.99 | 64,364 | |
| Feb 16, 2005 | Corp. VP & Pres. Ship Systems | Form 4 | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | 6,929 | $53.99 | 57,435 | |
| Feb 16, 2005 | Corp. VP & Chf. H.R. & Adm Ofr | Form 4 | Other acquisition or disposition (describe transaction) | 3,855 | $53.99 | 61,125 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.