BLUE

bluebird bio, Inc. Institutional Ownership

$19.53
*  
0.73
 negative 
3.6%
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*Delayed - data as of Apr. 16, 2014 
Exchange: NASDAQ
Industry: Health Care
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Company Details

Institutional Ownership
Type Value
Total Shares Out Standing (millions): 24
Market Capitalization ($ millions): $356
Institutional Ownership: 72.75%
Price (as of 03/31/2014) 20.26

Ownership Summary

Ownership Analysis # of Holders Shares
Total Shares Held: 93 17,584,627
New Positions: 25 4,933,520
Increased Positions: 56 9,632,710
Decreased Positions: 28 763,457
Holders With Activity: 84 10,396,167
Sold Out Positions: 12 432,687

Institutional Holdings information for BLUE 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.

93 Institutional Holders
17,584,627 Total Shares Held

Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
AMERIPRISE FINANCIAL INC 12/31/2013 201,073 (121,964) (37.76) 4,074
BLACKROCK ADVISORS LLC 12/31/2013 165,202 (3,039) (1.81) 3,347
WEISS MULTI-STRATEGY ADVISERS LLC 12/31/2013 165,000 0 0.00 3,343
COWEN GROUP, INC. 12/31/2013 158,709 158,709 New 3,215
ARTAL GROUP S.A. 12/31/2013 150,000 0 0.00 3,039
VANGUARD GROUP INC 12/31/2013 123,817 18,889 18.00 2,509
BAKER BROS. ADVISORS LP 12/31/2013 114,461 2,940 2.64 2,319
SABBY MANAGEMENT, LLC 12/31/2013 102,035 102,035 New 2,067
POINTSTATE CAPITAL LP 12/31/2013 100,000 (100,000) (50) 2,026
SAC CAPITAL ADVISORS LP 12/31/2013 100,000 100,000 New 2,026
SIGMA CAPITAL MANAGEMENT LLC 12/31/2013 98,437 98,437 New 1,994
NORTHERN TRUST CORP 12/31/2013 96,108 59,795 164.67 1,947
SPHERA FUNDS MANAGEMENT LTD. 12/31/2013 92,435 92,435 New 1,873
HAMILTON LANE ADVISORS LLC 12/31/2013 88,628 88,628 New 1,796
STATE STREET CORP 12/31/2013 75,468 18,631 32.78 1,529