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ALNY

Alnylam Pharmaceuticals, Inc. Institutional Ownership

$28.98
*  
0.92
  negative  
3.28%
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*Delayed - data as of May 24, 2013 
Exchange: NASDAQ
Industry: Consumer Durables
Community Rating:
 
 

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Company Details

Institutional Ownership
Type Value
Total Shares Out Standing (millions): 62
Market Capitalization ($ millions): $1,373
Institutional Ownership: 76.21%
Price (as of 03/31/2013) 28.98

Ownership Summary

Ownership Analysis # of Holders Shares
Total Shares Held: 139 47,379,089
New Positions: 30 6,272,433
Increased Positions: 93 13,418,058
Decreased Positions: 30 2,825,145
Holders With Activity: 123 16,243,203
Sold Out Positions: 8 164,338

Institutional Holdings information for ALNY is filed by major institutions on form 13-F with the Securities and Exchange Commission. Learn more about the information on this page in the help area for Institutional Holdings.


139 Institutional Holders
47,379,089 Total Shares Held

Click on the column header links to resort ascending (^) or descending (v).

Owner Name Date Shared Held Change (Shares) Change(%) Value(in 1,000s)
FMR LLC 03/31/2013 9,280,023 1,417,863 18.03 268,935
VANGUARD GROUP INC 03/31/2013 2,856,705 342,330 13.62 82,787
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC 03/31/2013 2,616,913 438,433 20.13 75,838
BLACKROCK FUND ADVISORS 03/31/2013 1,849,500 431,685 30.45 53,599
PRICE T ROWE ASSOCIATES INC /MD/ 03/31/2013 1,706,300 726,600 74.17 49,449
CAPITAL WORLD INVESTORS 03/31/2013 1,700,000 0 0.00 49,266
STATE STREET CORP 03/31/2013 1,658,560 474,760 40.11 48,065
BARCLAYS GLOBAL INVESTORS UK HOLDINGS LTD 03/31/2013 1,512,684 321,050 26.94 43,838
HEALTHCOR MANAGEMENT, L.P. 03/31/2013 1,450,000 (375,000) (20.55) 42,021
BRIDGER MANAGEMENT, LLC 03/31/2013 1,366,648 (606,507) (30.74) 39,605
DEERFIELD MANAGEMENT CO /NY 03/31/2013 1,221,400 1,221,400 New 35,396
BLACKROCK ADVISORS LLC 03/31/2013 1,130,777 637,250 129.12 32,770
COLUMBIA WANGER ASSET MANAGEMENT LLC 03/31/2013 1,098,000 1,098,000 New 31,820
GILDER GAGNON HOWE & CO LLC 03/31/2013 1,094,220 1,094,220 New 31,710
CAMBER CAPITAL MANAGEMENT LLC 03/31/2013 1,000,000 0 0.00 28,980