Stock Trading History of Williams Patricia

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 Williams Patricia since year 2005. The trader's CIK number is 1188181. At the time of this reporting, Williams Patricia is the Senior Vice President of Electronic Clearing House Inc (stock ticker symbol ECHO).

Stock purchases, sales, and option exercises reported by *Williams Patricia* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-12-20	ECHO	Electronic Clearing House Inc	Option Exercise	1,000	7.00	7,000
2007-10-16	ECHO	Electronic Clearing House Inc	Option Exercise	2,000	4.84	9,680
2007-02-05	ECHO	Electronic Clearing House Inc	Option Exercise	1,000	5.88	5,880
2006-05-23	ECHO	Electronic Clearing House Inc	Option Exercise	2,341	2.84	6,648
2006-05-23	ECHO	Electronic Clearing House Inc	Sale	2,341	14.42	33,768
2006-05-22	ECHO	Electronic Clearing House Inc	Sale	5,000	14.68	73,425
2006-05-22	ECHO	Electronic Clearing House Inc	Option Exercise	5,000	2.84	14,200
2006-05-22	ECHO	Electronic Clearing House Inc	Sale	5,000	14.68	73,425
2006-05-22	ECHO	Electronic Clearing House Inc	Option Exercise	5,000	2.84	14,200
2006-05-17	ECHO	Electronic Clearing House Inc	Option Exercise	1,500	2.84	4,260
2006-05-17	ECHO	Electronic Clearing House Inc	Sale	1,500	17.10	25,653
2006-05-15	ECHO	Electronic Clearing House Inc	Option Exercise	9,159	3.46	31,671
2006-05-15	ECHO	Electronic Clearing House Inc	Sale	9,159	17.10	156,628
2006-02-23	ECHO	Electronic Clearing House Inc	Option Exercise	3,000	4.42	13,260
2006-02-23	ECHO	Electronic Clearing House Inc	Sale	3,000	11.70	35,100

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 Williams Patricia (Senior Vice President of Electronic Clearing House Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.