Insider Transactions

Corporate Governance
Transaction Date Filer Title Filing Transaction Type Shares Traded Price Total Held*
Feb 15, 2018 Corp VP & Pres Tech Svcs Form 4 Other acquisition or disposition -- -- 1,667
Feb 15, 2018 Corp VP & President AS Systems Form 4 Other acquisition or disposition -- -- 6,138
Feb 15, 2018 CVP Chief Global Bus Dev Off Form 4 Other acquisition or disposition -- -- 511
Feb 15, 2018 CVP Chief Global Bus Dev Off Form 4 Other acquisition or disposition -- -- 44
Feb 15, 2018 CVP, President, Enterprise Svc Form 4 Other acquisition or disposition -- -- 4,423
Feb 15, 2018 CVP, President, Enterprise Svc Form 4 Other acquisition or disposition -- -- 2,388
Feb 13, 2018 Corp VP & CTO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 5,919 -- 12,099
Feb 13, 2018 Corp VP & CTO 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 2,575 -- 9,524
Feb 13, 2018 Corp VP & CTO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 3,962 -- 14,589
Feb 13, 2018 Corp VP & CTO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 5,919 -- 8,670

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.

Investor Contact

Phone: 703-280-2268
Email: investors@ngc.com