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BIIB

Biogen Idec Inc. Short Interest

$210.8
*  
3.05
  negative  
1.47%
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*Delayed - data as of Jun. 18, 2013 
Exchange: NASDAQ
Industry: Health Care
Community Rating:
 
 

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Settlement DateShort InterestAvg Daily Share VolumeDays To Cover
5/31/20132,771,7491,374,8142.016090
5/15/20131,996,2171,280,6841.558712
4/30/20132,371,3171,701,5531.393619
4/15/20132,669,7061,467,6061.819089
3/28/20132,418,9471,619,6731.493479
3/15/20132,654,1711,420,7721.868119
2/28/20132,685,0111,253,8382.141434
2/15/20132,815,3841,432,2741.965674
1/31/20132,936,3681,741,2711.686336
1/15/20133,042,5362,083,0911.460587
12/31/20122,389,910972,8662.456566
12/14/20122,518,016832,6343.024157
11/30/20122,649,4891,055,9512.509102
11/15/20122,352,1681,122,5782.095327
10/31/20122,195,1881,472,9271.490358
10/15/20121,687,989994,8841.696669
9/28/20121,868,5501,390,3241.343967
9/14/20122,223,492876,5332.536689
8/31/20122,122,210721,7432.940396
8/15/20122,248,026856,9262.623361
7/31/20122,455,2671,134,0312.165079
7/13/20122,555,5031,049,0042.436123
6/29/20122,455,1101,304,9711.881352
6/15/20122,682,9181,468,3891.827117

When is short interest updated?


NASDAQ OMX short interest is available by issuer for the past 12 months and updated twice a month. Short interest data is reported on mid-month and end-of-month settlement dates. It is then released on a dissemination date after 4 p.m. ET.