Stock Trading History of Norby R Douglas

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 Norby R Douglas since year 2005. The trader's CIK number is 1227001. At the time of this reporting, Norby R Douglas is the Director of Alexion Pharmaceuticals Inc . (stock ticker symbol ALXN). See this page for all insider trading activities at Alexion Pharmaceuticals Inc .
Note that in the past NORBY R DOUGLAS also reported insider trading activities as an insider of the following companies:

Insider Activities at Alexion Pharmaceuticals Inc (ALXN)
Insider Activities at Tessera Technologies Inc (TSRA)

Stock purchases, sales, and option exercises reported by insider *Norby R Douglas* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-02-20	ALXN	Alexion Pharmaceuticals Inc	Sale	2,000	61.58	123,160
2006-02-23	TSRA	Tessera Technologies Inc	Sale	60,781	32.44	1,971,743
2006-02-23	TSRA	Tessera Technologies Inc	Option Exercise	60,781	7.00	425,467
2006-01-11	TSRA	Tessera Technologies Inc	Option Exercise	27,900	7.00	195,300
2006-01-11	TSRA	Tessera Technologies Inc	Sale	27,930	30.11	840,944
2006-01-10	TSRA	Tessera Technologies Inc	Option Exercise	4,584	7.00	32,088
2006-01-10	TSRA	Tessera Technologies Inc	Sale	4,584	28.50	130,630

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 Norby R Douglas (Director of Alexion Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.