W David Keiser

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
ALXN $36.63 10,000 Director 149,546 2009-06-01 Filing
ALXN $37.25 1,800 Director 159,546 2009-06-01 Filing
ALXN $36.59 38,200 Director 161,346 2009-06-01 Filing
ALXN $35.01 7,800 Director 159,546 2009-05-11 Filing
ALXN $35.00 2,200 Director 167,346 2009-05-07 Filing
ALXN $33.40 1,900 Director 169,546 2009-05-01 Filing
ALXN $32.77 38,100 Director 171,446 2009-05-01 Filing
ALXN $36.78 3,500 Director 169,546 2009-04-01 Filing
ALXN $35.92 6,500 Director 173,046 2009-04-01 Filing
ALXN $36.78 2,337 Director 179,546 2009-04-01 Filing
ALXN $36.00 5,200 Director 181,883 2009-04-01 Filing
ALXN $35.95 696 Director 187,083 2009-04-01 Filing
ALXN $36.76 16,000 Director 187,779 2009-04-01 Filing
ALXN $35.92 24,000 Director 203,779 2009-04-01 Filing
ALXN $34.25 3,281 Director 187,779 2009-03-16 Filing
ALXN $35.01 10,000 Director 191,060 2009-03-13 Filing
ALXN $32.34 304 Director 201,060 2009-03-10 Filing
ALXN $33.80 8,600 Director 201,364 2009-03-02 Filing
ALXN $32.62 31,400 Director 209,964 2009-03-02 Filing
ALXN $39.46 10,000 Director 201,364 2009-02-17 Filing