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Alexion Pharmaceuticals, Inc. ( ALXN) Short Interest

ALXN
Alexion Pharmaceuticals, Inc.NASDAQ-GS

Settlement Date	Short Interest	Avg Daily Share Volume	Days To Cover
1/15/2010	3,506,976	515,385	6.804575
12/31/2009	3,643,982	307,957	11.832762
12/15/2009	3,458,405	534,779	6.466980
11/30/2009	3,521,532	481,819	7.308828
11/13/2009	3,874,688	794,651	4.875962
10/30/2009	4,282,079	1,110,401	3.856336
10/15/2009	4,565,434	509,904	8.953517
9/30/2009	4,698,996	593,307	7.920008
9/15/2009	4,927,488	670,345	7.350675
8/31/2009	5,119,145	519,758	9.849093
8/14/2009	5,459,306	766,261	7.124604
7/31/2009	5,795,763	1,347,936	4.299732
7/15/2009	5,558,424	1,064,647	5.220908
6/30/2009	7,440,398	2,358,534	3.154671
6/15/2009	7,032,962	1,200,648	5.857639
5/29/2009	6,959,773	1,257,052	5.536583
5/15/2009	7,846,830	1,184,017	6.627295
4/30/2009	8,002,301	1,502,647	5.325470
4/15/2009	8,048,900	972,418	8.277202
3/31/2009	8,284,256	958,756	8.640630
3/13/2009	8,167,642	1,222,964	6.678563
2/27/2009	7,499,922	1,203,349	6.232541
2/13/2009	7,529,688	1,187,891	6.338703

See also: Short Interest data entry page