Healthcare: Biotechnology

As of December 31, 2013
Closing price on 12/31/2013: $5.12
Filers who had this stock in their top 10: 4
13F Filers holding this stock: 128
Aggregate shares on 12/31/2013: 114,820,725
Aggregate shares on 09/30/2013: 105,840,083
Percent change: 8.49%
Funds creating new positions: 27
Funds Adding to an existing position: 57
Funds closing out their position: 21
Funds reducing their position: 33
Heat Map Ranking for 12/31/2013 1542
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Schedule 13D and 13G filings submitted since 12/31/2013

Filing Company Date of
Total Reported
Shares Owned
Shares Reported
on 13F
SC 13G/A BLACKROCK INC. 01/30/2014 13,465,749 4,432
SC 13G/A FMR LLC 02/14/2014 25,127,491 25,127,469
SC 13G/A RA CAPITAL MANAGEMENT, LLC 02/14/2014 10,811,888 10,811,888
SC 13D/A MODI RAJIV I. 03/21/2014 9,500,000 0

13F Filers holding this stock

Quarter 1: Refresh

Changes in Holdings:

*Shares are split adjusted
*Please note that if a filer hasn't submitted a 13F filing for a quarter then the filer's shares will be listed as "Sold All"