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Mallinckrodt PLC (MNK)Ownership Data

Short Interest History (%)

This is the historical short interest of Mallinckrodt PLC, as measured by the Short Percentage Of Float.

Date Short Interest
January 15, 20157.84
December 31, 201415.47
December 15, 201415.42
November 28, 201415.85
November 14, 201416.26
October 31, 201416.65
October 15, 201417.45
September 30, 201422.75
September 15, 201424.63
August 29, 201427.23
August 15, 201447.02
July 31, 201426.97
July 15, 201428.67
June 30, 201427.49
June 13, 201427.41
May 30, 201424.3
May 15, 201422.48
April 30, 201421.96
April 15, 201416.73
March 31, 201414.27
March 14, 201413.75
February 28, 201414.14
February 14, 201415.14
January 31, 201412.97
January 15, 201413.97
December 31, 201313.57
December 13, 201314.79
November 29, 201314.76
November 15, 201314.01
October 31, 201313.12
October 15, 201312.16
September 30, 201311.55
September 13, 201311.54
August 30, 201310.68
August 15, 201310.58

Institutional Ownership History (%)

This the Institutional Ownership History of Mallinckrodt PLCPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
December 31, 201498
November 30, 201497
October 31, 201496
September 30, 201339
August 31, 201322
July 31, 201317

Top Direct Holders

No data available.

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
FMR LLC9,527,8852015-01-098.190.00943,546,452
BlackRock8,408,2242015-01-097.230.00832,666,423
Paulson & Company Inc8,270,4802015-01-097.110.00819,025,634
Vanguard Group, Inc.8,087,0122014-09-306.980.06729,043,000
Janus Capital Management LLC7,294,8342015-01-096.270.00722,407,411
State Street Corp5,512,2952014-09-304.750.05496,932,000
Fidelity SelectCo, LLC3,857,0912014-11-303.322.39355,700,932
Adage Capital Partners Gp LLC3,685,6792014-09-303.180.82332,264,000
Janus Contrarian Fund3,026,9612014-09-302.616.76272,880,534
BT Investment Management Ltd.2,977,9652014-09-302.572.62268,463,545

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