| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 21, 2019 | CVP & Chief S&T Ofcr | Form 4 | Open market or private sale of non-derivative or derivative security | 432 | $288.38 | 8,476 | |
| Feb 21, 2019 | Director, Chairman | Form 4 | Other acquisition or disposition | -- | -- | 5,637 | |
| Feb 21, 2019 | Corp VP & Pres, Mission System | Form 4 | Other acquisition or disposition | -- | -- | 35 | |
| Feb 21, 2019 | Corp VP & Pres, Mission System | Form 4 | Open market or private sale of non-derivative or derivative security | 65 | $288.38 | 29,345 | |
| Feb 21, 2019 | Corp VP & Pres, Mission System | Form 4 | Open market or private sale of non-derivative or derivative security | 416 | $287.21 | 28,929 | |
| Feb 21, 2019 | Corp VP & Pres, Mission System | Form 4 | Open market or private sale of non-derivative or derivative security | 584 | $286.40 | 28,345 | |
| Feb 21, 2019 | Corp VP, Controller & CAO | Form 4 | Open market or private sale of non-derivative or derivative security | 259 | $288.38 | 6,253 | |
| Feb 21, 2019 | Corp VP & Pres Tech Svcs | Form 4 | Other acquisition or disposition | -- | -- | 1,695 | |
| Feb 21, 2019 | Corp VP, Government Relations | Form 4 | Other acquisition or disposition | -- | -- | 25 | |
| Feb 21, 2019 | Corp VP, Government Relations | Form 4 | Open market or private sale of non-derivative or derivative security | 4,312 | $286.70 | 9,181 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.