| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Aug 30, 2004 | Corp. VP & Pres., Mission Sys. | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 48,214 | $34.54 | -- | |
| Aug 27, 2004 | Corp. VP & Pres. Ship Systems | Form 4 | Other acquisition or disposition | -- | -- | 59,498 | |
| Aug 27, 2004 | Corp.VP, Government Relations | Form 4 | Open market or private sale of non-derivative or derivative security | 20,381 | $51.66 | 75,033 | |
| Aug 27, 2004 | Corp.VP, Government Relations | Form 4 | Open market or private sale of non-derivative or derivative security | 5,100 | $51.76 | 69,933 | |
| Aug 27, 2004 | Corp.VP, Government Relations | Form 4 | Open market or private sale of non-derivative or derivative security | 3,900 | $51.80 | 66,033 | |
| Aug 27, 2004 | Corp.VP, Government Relations | Form 4 | Open market or private sale of non-derivative or derivative security | 228 | $51.81 | 65,805 | |
| Aug 27, 2004 | Corp.VP, Government Relations | Form 4 | Open market or private sale of non-derivative or derivative security | 700 | $51.82 | 65,105 | |
| Aug 26, 2004 | Corp. VP & Pres. Ship Systems | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 4,500 | $39.28 | 4,500 | |
| Aug 26, 2004 | Corp. VP & Pres. Ship Systems | Form 4 | Open market or private sale of non-derivative or derivative security | 4,000 | $51.67 | 500 | |
| Aug 26, 2004 | Corp. VP & Pres. Ship Systems | Form 4 | Open market or private sale of non-derivative or derivative security | 500 | $51.68 | -- |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.