Stock Trading History of Dubin Thomas I H

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 Dubin Thomas I H since year 2005. The trader's CIK number is 1231945. At the time of this reporting, Dubin Thomas I H is the SVP & General Counsel of Alexion Pharmaceuticals Inc . (stock ticker symbol ALXN). See this page for all insider trading activities at Alexion Pharmaceuticals Inc .

Stock purchases, sales, and option exercises reported by insider *Dubin Thomas I H* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-07-10	ALXN	Alexion Pharmaceuticals Inc	Sale	120	75.75	9,090
2008-03-10	ALXN	Alexion Pharmaceuticals Inc	Sale	515	56.05	28,865
2008-01-10	ALXN	Alexion Pharmaceuticals Inc	Sale	555	69.02	38,306
2007-11-28	ALXN	Alexion Pharmaceuticals Inc	Sale	20,000	14.20	284,100
2007-11-28	ALXN	Alexion Pharmaceuticals Inc	Option Exercise	13,238	74.09	980,803
2007-11-28	ALXN	Alexion Pharmaceuticals Inc	Option Exercise	6,762	74.41	503,166
2007-11-29	ALXN	Alexion Pharmaceuticals Inc	Sale	1,650	75.20	124,080
2007-09-10	ALXN	Alexion Pharmaceuticals Inc	Sale	514	65.31	33,569
2007-03-12	ALXN	Alexion Pharmaceuticals Inc	Sale	758	37.15	28,159

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 Dubin Thomas I H (SVP & General Counsel of Alexion Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.