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 Keiser David W since year 2005.
The trader's CIK number is 1231953.
At the time of this reporting, Keiser David W is the President & COO 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 Keiser David W since 2005.
Trade Date
Symbol
Company Name (Issuer)
Trade Type
Shares
Price ($)
Value ($)
2008-07-10
ALXN
Alexion Pharmaceuticals Inc
Sale
159
75.75
12,044
2008-07-01
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
20,000
17.15
342,933
2008-07-01
ALXN
Alexion Pharmaceuticals Inc
Sale
20,000
71.87
1,437,400
2008-05-01
ALXN
Alexion Pharmaceuticals Inc
Sale
50,000
70.06
3,502,894
2008-03-10
ALXN
Alexion Pharmaceuticals Inc
Sale
159
56.05
8,911
2008-01-10
ALXN
Alexion Pharmaceuticals Inc
Sale
709
69.02
48,935
2007-12-13
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
12,500
9.00
112,500
2007-12-13
ALXN
Alexion Pharmaceuticals Inc
Sale
12,500
75.04
937,946
2007-11-01
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
12,500
9.00
112,500
2007-11-01
ALXN
Alexion Pharmaceuticals Inc
Sale
12,500
76.32
954,009
2007-09-10
ALXN
Alexion Pharmaceuticals Inc
Sale
209
65.22
13,632
2007-07-30
ALXN
Alexion Pharmaceuticals Inc
Sale
4,250
58.77
249,788
2007-07-30
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
4,250
10.50
44,625
2007-05-08
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
9,375
10.50
98,437
2007-05-08
ALXN
Alexion Pharmaceuticals Inc
Sale
9,375
47.00
440,625
2007-01-03
ALXN
Alexion Pharmaceuticals Inc
Sale
9,375
40.58
380,472
2007-01-03
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
9,375
10.50
98,437
2006-11-22
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
2,000
10.50
21,000
2006-03-10
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
3,005
10.00
30,050
2006-03-10
ALXN
Alexion Pharmaceuticals Inc
Sale
3,005
38.35
115,241
2006-02-01
ALXN
Alexion Pharmaceuticals Inc
Option Exercise
20,000
10.00
200,000
2006-02-01
ALXN
Alexion Pharmaceuticals Inc
Sale
20,000
30.19
603,820
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 Keiser David W
(President & COO of Alexion Pharmaceuticals Inc at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.
