Stock Tickers: AMGN, GILD, CELG, GENZ, MEDI, BIIB, AMLN, IMCL, DNDN, NFLD

The short interest is on the rise overall, but the odd thing is that the short interest in biotech shares is really a mixed bag.  Some of the short interest indications doesn’t really look like the short sellers were making the right moves, but time will be the true judge.  Here are the key NASDAQ biotech short interest numbers:
 
Stock (Ticker                MAY        APRIL    CHANGE
Amgen (AMGN)         25.59M    27.99M    -8.5%
Gilead (GILD)            12.99M    13.57M    -4.2%
Celgene (CELG)        25.9M    24.6M         5%
Genzyme (GENZ)        7.05M    6.75M       4.5%
Medimmune (MEDI)    20.5M    17.2M       18.8%
Biogen-Idec (BIIB)       9.61M    9.09M        5.7%
Amylin Pharma (AMLN) 18.7M  20.0M      -6.4%
Imclone (IMCL)             6.26M    7.89M      -20.6%
Dendreon (DNDN)       41.6M    33.9M       22.9%
Northfield (NFLD)         6.24M    6.62M       -5.7%

Jon C. Ogg
May 25, 2007