Switch to:

bluebird bio Inc (BLUE) Ownership Data

Short Interest History (%)

This is the historical short interest of bluebird bio Inc, as measured by the Short Percentage Of Float.

Date Short Interest
April 30, 201510.59
April 15, 201510.11
March 31, 201518.07
March 13, 201518.94
February 27, 201518
February 13, 201517.66
January 30, 201516.24
January 15, 201515.77
December 31, 201414.78
December 15, 201417.38
November 28, 201416.93
November 14, 201416.45
October 31, 201417.46
October 15, 201419.15
September 30, 201417.82
September 15, 201413.19
August 29, 201412.24
August 15, 201414.8
July 31, 201414.3
July 15, 201412.76
June 30, 20146.86
June 13, 201410.01
May 30, 201410.31
May 15, 20149.33
April 30, 20149.85
April 15, 201410.36
March 31, 201411.7
March 14, 201412.61
February 28, 201411.95
February 14, 201412.03
January 31, 201411.79
January 15, 201415.52
December 31, 201318.16
December 13, 201318.66
November 29, 201316.45
November 15, 201314.77
October 31, 201315.12
October 15, 201313.77
September 30, 201310.76
September 13, 20138.85
August 30, 20139.31
August 15, 20136.46
July 31, 20136.29
July 15, 20134.27
June 28, 20131.3

Institutional Ownership History (%)

This the Institutional Ownership History of bluebird bio IncPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
April 30, 201590
March 31, 201592
February 28, 201597
January 31, 2015100
September 30, 201490
August 31, 201491
July 31, 201492
March 31, 201499
February 28, 201499
December 31, 201399
November 30, 201337
October 31, 201337
September 30, 201339
August 31, 201333
July 31, 201332
June 30, 201315

Insider ownership (%)

This is the historical insider ownership of bluebird bio Inc. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Date Insider Ownership
April 30, 20151
March 31, 20151
February 28, 20151
January 31, 20151
December 31, 20141
November 30, 20141
October 31, 20141
September 30, 20141
August 31, 20141
July 31, 20141
June 30, 20141
May 31, 20142

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Nick LeschlyPresident and CEO246,2490.75%2015-02-03
Dr. Robert Tepper,M.D.Director, 10% Owner89,0170.27%2015-02-03
Dr. John M. Maraganore,PhDDirector5,293less than 0.1%2014-12-19
Dr. Steven GillisDirector1,670less than 0.1%2015-01-30
Mr. David P. SchenkeinDirector1,176less than 0.1%2014-12-19
Mr. Eric M. SullivanPrincipal Accounting Officer316less than 0.1%2015-05-04

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Fidelity Management and Research Company   Premium Plus4,712,5782014-12-3114.570.06432,238,000
Capital Research Global Investors   Premium Plus3,876,1112014-12-3111.990.12355,517,000
Fidelity® Growth Company Fund2,107,9562015-03-316.450.60254,577,846
VA CollegeAmerica Small Cap World2,091,5652015-03-316.401.03252,598,305
T. Rowe Price Associates, Inc.   Premium Plus1,516,9442014-12-314.690.03139,134,000
Baillie Gifford & Co Limited.   Premium Plus1,283,9622015-03-313.930.29155,064,000
American Funds IS® Gbl Sm Cap1,077,6592015-03-313.303.38130,148,877
Deerfield Management Co   Premium Plus850,9322014-12-312.632.8078,047,000
VA CollegeAmerica New Economy820,1512015-03-312.510.7199,049,636
Capital World Investors   Premium Plus818,0002014-12-312.530.0275,027,000

Add Notes, Comments

If you want to ask a question, or report a bug, please create a support ticket.

User Comments

No comment yet

Get WordPress Plugins for easy affiliate links on Stock Tickers and Guru Names | Earn affiliate commissions by embedding GuruFocus Charts
GuruFocus Affiliate Program: Earn up to $400 per referral. ( Learn More)

GuruFocus Premium Plus Membership

FEEDBACK