Insider Transactions

Corporate Governance
Transaction Date Filer Title Filing Transaction Type Shares Traded Price Total Held*
Mar 31, 2012 Director Form 4 Other acquisition or disposition (describe transaction) 634 $61.08 13,117
Mar 31, 2012 Director Form 4 Other acquisition or disposition (describe transaction) 649 $61.08 17,030
Mar 31, 2012 Director Form 4 Other acquisition or disposition (describe transaction) 263 $61.08 263
Mar 31, 2012 Director Form 4 Other acquisition or disposition (describe transaction) 539 $61.08 2,983
Mar 31, 2012 Director Form 4 Other acquisition or disposition (describe transaction) 1,237 $61.08 32,837
Mar 07, 2012 Corp. VP & Pres Info Sys Form 4 Other acquisition or disposition -- -- 11,897
Mar 07, 2012 Corp. VP & Pres Info Sys Form 4 Other acquisition or disposition -- -- 1,381
Mar 05, 2012 Corp. VP & Pres Info Sys Form 4 Other acquisition or disposition (describe transaction) 22,152 -- --
Mar 05, 2012 Corp. VP & Pres Info Sys Form 4 Other acquisition or disposition (describe transaction) 22,152 -- 43,871
Feb 29, 2012 Director, Chmn., CEO and Pres. Form 4 Other acquisition or disposition -- -- 4,910

* 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