Stock Trading History of Lanza Frank C

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Lanza Frank C since year 2005. The trader's CIK number is 1218897. At the time of this reporting, Lanza Frank C is the Chairman and CEO of L 3 Communications Holdings Inc (stock ticker symbol LLL).

Stock purchases, sales, and option exercises reported by *Lanza Frank C* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2006-05-15	LLL	L 3 Communications Holdings Inc	Sale	110,000	83.11	9,142,100
2006-05-15	LLL	L 3 Communications Holdings Inc	Option Exercise	110,000	3.24	356,400
2006-04-17	LLL	L 3 Communications Holdings Inc	Sale	110,000	81.69	8,986,263
2006-04-17	LLL	L 3 Communications Holdings Inc	Option Exercise	110,000	3.24	355,850
2006-03-15	LLL	L 3 Communications Holdings Inc	Option Exercise	110,000	3.24	355,850
2006-03-15	LLL	L 3 Communications Holdings Inc	Sale	110,000	85.32	9,385,717
2006-02-15	LLL	L 3 Communications Holdings Inc	Sale	110,000	83.35	9,168,533
2006-02-15	LLL	L 3 Communications Holdings Inc	Option Exercise	110,000	3.24	355,850

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Lanza Frank C (Chairman and CEO of L 3 Communications Holdings Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.