BLUE

bluebird bio, Inc. Institutional Ownership

$90.41
*  
1.59
1.73%
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*Delayed - data as of Dec. 22, 2014 15:06 ET  -  Find a broker to begin trading BLUE now
Exchange: NASDAQ
Industry: Health Care
Community Rating:
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 75.97%
Total Shares Outstanding (millions) 31
Total Value of Holdings (millions) $2,191

Active Positions

Holders Shares
Increased Positions 94 7,045,098
Decreased Positions 42 2,685,298
Held Positions 10 14,087,761
Total Institutional Shares 146 23,818,157

New and Sold Out Positions


Holders Shares
New Positions 39 2,601,069
Sold Out Positions 20 1,090,880

39 New Institutional Holders
2,601,069 New 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)
PRICE T ROWE ASSOCIATES INC /MD/ 09/30/2014 1,067,271 1,067,271 New 98,189
EMERALD ADVISERS INC/PA 09/30/2014 267,390 267,390 New 24,600
EMERALD MUTUAL FUND ADVISERS TRUST 09/30/2014 239,151 239,151 New 22,002
HAMILTON LANE ADVISORS LLC 09/30/2014 110,228 110,228 New 10,141
ASCEND CAPITAL, LLC 09/30/2014 90,000 90,000 New 8,280
ALYESKA INVESTMENT GROUP, L.P. 09/30/2014 87,651 87,651 New 8,064
JPMORGAN CHASE & CO 09/30/2014 59,976 59,976 New 5,518
HARBOURVEST PARTNERS LLC 12/31/2013 59,264 59,264 New 5,452
RENAISSANCE TECHNOLOGIES LLC 09/30/2014 54,900 54,900 New 5,051
SPHERA FUNDS MANAGEMENT LTD. 09/30/2014 53,405 53,405 New 4,913
PARTNER FUND MANAGEMENT, L.P. 09/30/2014 43,902 43,902 New 4,039
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 09/30/2014 42,483 42,483 New 3,908
OMEGA ADVISORS INC. 09/30/2014 38,600 38,600 New 3,551
BRIGHTON JONES LLC 09/30/2014 36,000 36,000 New 3,312
GHOST TREE CAPITAL, LLC 09/30/2014 35,000 35,000 New 3,220

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
info  Learn more about Institutional Holdings