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Seagate Technology PLC (STX) Ownership Data

Short Interest History (%)

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

Date Short Interest
May 15, 20158.46
April 30, 20158.38
April 15, 20157.96
March 31, 20157.48
March 13, 20156.94
February 27, 20155.46
February 13, 20155.07
January 30, 20154.64
January 15, 20154.39
December 31, 20144.29
December 15, 20144.65
November 28, 20145.02
November 14, 20145.28
October 31, 20145.63
October 15, 20146.11
September 30, 20146.06
September 15, 20145.84
August 29, 20145.68
August 15, 20146.09
July 31, 20146.27
July 15, 20146.03
June 30, 20146.23
June 13, 20146.53
May 30, 20146.37
May 15, 20146.11
April 30, 20145.27
April 15, 20145.32
March 31, 20145.17
March 14, 20144.91
February 28, 20144.53
February 14, 20144.49
January 31, 20144.23
January 15, 20144.57
December 31, 20134.67
December 13, 20135.76
November 29, 20135.94
November 15, 20136.08
October 31, 20136.37
October 15, 20135.86
September 30, 20135.43
September 13, 20134.82
August 30, 20134.49
August 15, 20134.94
July 31, 20135.44
July 15, 20134.83
June 28, 20135.01
June 14, 20135.82
May 31, 20136.16
May 15, 20135.98
April 30, 20138.66
April 15, 20138.42
March 28, 20138.54
March 15, 20139.23
February 28, 20139.05
February 15, 20139.73
January 31, 201310.59
January 15, 201312.17
December 31, 201213.09
December 14, 201214.15
November 30, 201213.18
November 15, 201210.63
October 31, 20129.05
October 15, 20127.63
September 28, 20127.12
September 14, 20126.48
August 31, 20127.13
August 15, 20126.65
July 31, 20127.35
July 13, 20128.7
June 29, 20125.87
June 15, 20125.05
May 31, 20125.66
May 15, 20125.25
April 30, 20123.37
April 13, 20122.8
March 30, 20122.15
March 15, 20122.37
February 29, 20122.39
February 15, 20122.26
January 31, 20122.99
January 13, 20123.72
December 30, 20112.53
December 15, 20113.02
November 30, 20113.12
November 15, 20113.56
October 31, 20114.34
October 14, 20113.57
September 30, 20113.9
September 15, 20113.98
August 31, 20113.87
August 15, 20113.33
July 29, 20113.91
July 15, 20113.02
June 30, 20112.3
June 15, 20114.04
May 31, 20113.34
May 13, 20113.36
April 29, 20114.81
April 15, 20114.56
March 31, 20113.16
March 15, 20113.59
February 28, 20112.31
February 15, 20112.88
January 31, 20112.25
January 14, 20112.49
December 31, 20102.48
December 15, 20102.55
November 30, 20102.71
November 15, 20104.2
October 29, 20104.5
October 15, 20103.93
September 30, 20103.85
September 15, 20103.75
August 31, 20102.84
August 13, 20103.94
July 30, 20105.03
July 15, 20105.22
June 30, 20106.11
June 15, 20106.43
May 28, 20106.21
May 14, 20105.63
April 30, 20105.48
April 15, 20106.4
March 31, 20106.75
March 15, 20106.82
February 26, 20105.86
February 12, 20104.63
January 29, 20104.11
January 15, 20104.15
December 31, 20094.22
December 15, 20094.81
November 30, 20096.03
November 13, 20096.29
October 30, 20096.52
October 15, 20095.47
September 30, 20094.08
September 15, 20093.94
August 31, 20093.63
August 14, 20093.56
July 31, 20093.52
July 15, 20093.09
June 30, 20092.98
June 15, 20092.84
May 29, 20092.97
May 15, 20092.84
April 30, 20093.53
April 15, 20094.59
March 31, 20095.07
March 13, 20093.99
February 27, 20093.7
February 13, 20092.31
January 30, 20092.21
January 15, 20092.12
December 31, 20081.95
December 15, 20082.1
November 28, 20081.62
November 14, 20081.79
October 31, 20081.57
October 15, 20083.42
September 30, 20082.66
September 15, 20083.03
August 29, 20083.48
August 15, 20082.72
July 31, 20082.82
July 15, 20083.5
June 30, 20083.38
June 13, 20083.24
May 30, 20083.96
May 15, 20084.41
April 30, 20085
April 15, 20086.06
March 31, 20085.24
March 14, 20084.06
February 29, 20083.59
February 15, 20083.03
January 31, 20082.17
January 15, 20082.54
December 31, 20072.06
December 11, 20072.4
November 27, 20072.39
November 9, 20072.37
October 26, 20072.63
October 10, 20072.43
September 25, 20072.5
September 11, 20072.76
August 10, 20073.02
July 10, 20073.32
June 12, 20072.37
May 10, 20072.98
April 10, 20072.21
March 12, 20072.21
February 12, 20072.94
January 9, 20073.52
December 12, 20062.93
November 10, 20062.57
October 10, 20062.32
September 12, 20061.99
August 10, 20062.2
July 11, 20062.27
June 12, 20062.46
May 10, 20066.85
April 10, 20065.63
March 10, 20065.54
February 10, 20065.02
January 10, 20064.75
December 12, 20052.27
November 10, 20051.59
October 11, 20051.43
September 12, 20051.35
August 10, 20051.84
July 12, 20051.7
June 10, 20051.46
May 10, 20057.25
April 12, 20057.4
March 10, 20057.89
February 10, 20057.4
January 11, 20057.6
December 10, 20047.83
November 10, 20041.68
October 12, 20042.31
September 10, 20042.58
August 10, 20042.78
July 12, 20042.71
June 9, 20042.35
May 11, 20041.98
April 12, 20042.02
March 10, 20042.91
February 10, 20043.37
January 12, 20041.27
December 10, 20030.77
November 11, 20030.55
October 10, 20031.71
September 10, 20031.4
August 12, 20031.77
July 10, 20031.84
June 10, 20031.46
May 12, 20031.26
April 10, 20031.71
March 11, 20031.24
February 11, 20030.37
January 10, 20030.21

Institutional Ownership History (%)

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

Date Institutional Ownership
April 30, 201598
March 31, 201596
February 28, 201596
January 31, 201595
December 31, 201498
November 30, 201496
October 31, 201496
September 30, 201495
August 31, 201495
July 31, 201495
June 30, 201493
May 31, 201497
April 30, 201496
March 31, 201493
February 28, 201497
January 31, 201492
December 31, 201393
November 30, 201392
October 31, 201393
September 30, 201381
August 31, 201378
July 31, 201378
June 30, 201379
May 31, 201377
April 30, 201376
March 31, 201378
February 28, 201389
January 31, 201389
December 31, 201291
November 30, 201288
October 31, 201285
September 30, 201286
August 31, 201284
July 31, 201284
June 30, 201292
May 31, 201292
April 30, 201292
March 31, 201296
February 29, 201294
January 31, 201294
December 31, 201195
November 30, 201195
October 31, 201195
September 30, 201188
August 31, 201188
July 31, 201190
June 30, 201191
May 31, 201191
April 30, 201186
March 31, 201185
February 28, 201186
January 31, 201180
December 31, 201082
November 30, 201083
October 31, 201084
September 30, 201086
August 31, 201089
July 31, 201094
June 30, 201095
May 31, 201096
April 30, 201097
March 31, 201096
February 28, 201097
January 31, 201095
December 31, 200993
November 30, 200996
October 31, 200999
September 30, 200992
August 31, 200993
July 31, 200991
June 30, 200994
May 31, 200994
April 30, 200995
March 31, 200994
February 28, 200992
January 31, 200991
December 31, 200887
November 30, 200887
October 31, 200892
September 30, 200890
August 31, 200890
July 31, 200890
June 30, 200893
May 31, 200893
April 30, 200893
March 31, 200890
February 29, 200890
January 31, 200890

Insider ownership (%)

This is the historical insider ownership of Seagate Technology PLC. 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, 20152
March 31, 20152
February 28, 20152
January 31, 20152
December 31, 20142
November 30, 20142
October 31, 20142
September 30, 20142
August 31, 20142
July 31, 20142
June 30, 20142
May 31, 20142
March 31, 20141
February 28, 20141
January 31, 20142
December 31, 20132
November 30, 20132
October 31, 20132
September 30, 20132
August 31, 20131
July 31, 20131
June 30, 20132
May 31, 20132
April 30, 20132
March 31, 20132
January 31, 20132
November 30, 20122
October 31, 20122
September 30, 20122
August 31, 20122
July 31, 20121
June 30, 20121
May 31, 20121
April 30, 20121
March 31, 20121
February 29, 20121
January 31, 20121
December 31, 20111
November 30, 20111
October 31, 20112
September 30, 20111
August 31, 20111
July 31, 20111
June 30, 20111
May 31, 20111
April 30, 20111
March 31, 20111
February 28, 20111
January 31, 20111
December 31, 20101
November 30, 20101
October 31, 20101
September 30, 20101
August 31, 20101
July 31, 20101
June 30, 20101
May 31, 20101
April 30, 20101
March 31, 20101
February 28, 20101
January 31, 20101
December 31, 20091
November 30, 20091
October 31, 20091
September 30, 20091
August 31, 20091
July 31, 20091
June 30, 20091
May 31, 20091
April 30, 20091
March 31, 20091
February 28, 20091
January 31, 20091
December 31, 20081
November 30, 20081
October 31, 20081
September 30, 20081
August 31, 20081
July 31, 20081
June 30, 20081
May 31, 20081
April 30, 20083
March 31, 20083
February 29, 20083
January 31, 20083
December 31, 20073
November 30, 20073
October 31, 20073
September 30, 20073
August 31, 20073
July 31, 20073
June 30, 20073
May 31, 20073
April 30, 20073
March 31, 20073
February 28, 20073
January 31, 20073
December 31, 20063
November 30, 20063
October 31, 20063
September 30, 20063
June 30, 20061
May 31, 20061
April 30, 20061
March 31, 20061
February 28, 20061
January 31, 20061
December 31, 20051
November 30, 20051
October 31, 20051
September 30, 20051

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
David F. MarquardtDirector1,196,6520.38%2009-11-30
Mark H. KryderSVP, CTO, Research886,1240.28%2007-05-01
William L. HudsonExecutive VP & General Counsel875,6920.28%2008-06-27
Mr. William D. WatkinsCEO806,9990.25%2009-01-30
Mr. Brian S. DexheimerEVP, Sales/Mktg Officer508,3310.16%2008-09-12
James M. Chirico,JrEVP Global Disc Storage Ops392,5710.12%2007-07-24
Andrew S. RappaportN/A340,7480.11%2006-06-30
David A. WickershamExecutive VP, COO, President194,857less than 0.1%2008-09-12
Mr. Kenneth M. MassaroniEVP,General Counsel, CAO127,569less than 0.1%2015-02-12
Mr. Stephen J. LuczoChairman and CEO112,130less than 0.1%2015-05-18

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Fidelity Management and Research Company   Premium Plus31,012,5182015-03-319.450.221,613,582,000
Fidelity® Low-Priced Stock Fund28,653,5002015-01-318.733.661,617,203,540
ClearBridge Advisors, LLC   Premium Plus27,295,9942015-03-318.311.471,420,211,000
Vanguard Group, Inc.   Premium Plus26,226,7142015-03-317.990.091,364,576,000
State Street Corp   Premium Plus13,053,3482015-03-313.980.07679,161,000
Alken Asset Management   Premium Plus11,068,2682015-03-313.3727.13575,882,000
Legg Mason Partners Fund Advisor, LLC10,439,0452015-03-313.182.83543,143,512
Alken Asset Management LLP10,186,8692014-09-303.124.95542,683,215
ClearBridge Aggressive Growth Fund9,070,0502015-03-312.763.16471,914,702
Alken Fund European Opportunities8,525,6692014-04-302.616.14448,282,470

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