Stock Trading History of Gummer Charles L

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 Gummer Charles L since year 2005. The trader's CIK number is 1217995. At the time of this reporting, Gummer Charles L is the Pres/CEO-Comerica Bank-Tex Div of Comerica Inc /new/ (stock ticker symbol CMA).

Stock purchases, sales, and option exercises reported by *Gummer Charles L* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-05-18	CMA	Comerica Inc /new/	Sale	5,000	63.46	317,325
2007-04-19	CMA	Comerica Inc /new/	Sale	18,000	62.12	1,118,129
2007-04-19	CMA	Comerica Inc /new/	Option Exercise	18,000	40.25	724,500
2006-03-06	CMA	Comerica Inc /new/	Sale	18,000	56.62	1,019,160
2006-03-06	CMA	Comerica Inc /new/	Option Exercise	18,000	25.42	457,560
2006-03-06	CMA	Comerica Inc /new/	Sale	18,000	56.62	1,019,160
2006-03-06	CMA	Comerica Inc /new/	Option Exercise	18,000	25.42	457,560

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 Gummer Charles L (Pres/CEO-Comerica Bank-Tex Div of Comerica Inc /new/ at the time of this reporting) see the Securities and Exchange Commission (SEC) website.