| Transaction Date | Filer | Title | Filing | Transaction Type | Shares Traded | Price | Total Held* |
|---|---|---|---|---|---|---|---|
| Feb 27, 2019 | CVP, President, Enterprise Svc | Form 4 | Open market or private sale of non-derivative or derivative security | 1,892 | $286.47 | 2,853 | |
| Feb 22, 2019 | Corp VP & Pres Tech Svcs | Form 4 | Open market or private sale of non-derivative or derivative security | 3,501 | $286.51 | 75,268 | |
| Mar 01, 2019 | Corp Vice President | Form 4 | Open market or private sale of non-derivative or derivative security | 5,288 | $286.70 | 21,321 | |
| 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 | |
| Mar 04, 2019 | Corp VP & Pres, Mission System | Form 4 | Open market or private sale of non-derivative or derivative security | 100 | $286.75 | 25,280 | |
| Feb 20, 2019 | Director, Chairman | Form 4 | Open market or private sale of non-derivative or derivative security | 1,800 | $286.77 | 53,749 | |
| Feb 20, 2019 | Director, Chairman | Form 4 | Open market or private sale of non-derivative or derivative security | 2,600 | $286.82 | 236,459 | |
| Feb 20, 2019 | Director, Chairman | Form 4 | Open market or private sale of non-derivative or derivative security | 760 | $286.94 | 54,791 | |
| Feb 27, 2019 | CVP, President, Enterprise Svc | Form 4 | Open market or private sale of non-derivative or derivative security | 129 | $287.10 | 5,461 | |
| Feb 20, 2019 | Director, Chairman | Form 4 | Open market or private sale of non-derivative or derivative security | 18,882 | $287.11 | 35,909 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.