Insider Transactions

Corporate Governance
Transaction Date Filer Title Filing Transaction Type Shares Traded Price Total Held*
May 20, 2002 Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,500 $61.52 1,500
May 21, 2001 Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 1,500 $44.75 1,500

* 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