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Halozyme Therapeutics Inc (HALO) Ownership Data

Short Interest History (%)

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

Date Short Interest
August 14, 201513.18
July 31, 201513.31
July 15, 201514.17
June 30, 201514.62
June 15, 201515.83
May 29, 201515.89
May 15, 201515.72
April 30, 201514.68
April 15, 201514.83
March 31, 201515.55
March 13, 201517.06
February 27, 201518.39
February 13, 201519.63
January 30, 201520.15
January 15, 201520.69
December 31, 201419.07
December 15, 201419.42
November 28, 201419.78
November 14, 201420.44
October 31, 201420.22
October 15, 201420.03
September 30, 201419.22
September 15, 201417.94
August 29, 201417.31
August 15, 201417.4
July 31, 201417.09
July 15, 201416.23
June 30, 201416.09
June 13, 201415.71
May 30, 201415.04
May 15, 201414.34
April 30, 201414.62
April 15, 201413.22
March 31, 201412.64
March 14, 201410.56
February 28, 201414.15
February 14, 201414.66
January 31, 201414.57
January 15, 201413.91
December 31, 201313.44
December 13, 201313.49
November 29, 201314.37
November 15, 201314.35
October 31, 201314.34
October 15, 201313.81
September 30, 201313.96
September 13, 201314.19
August 30, 201314.5
August 15, 201313.45
July 31, 201310.04
July 15, 201310.19
June 28, 201310.45
June 14, 201310.05
May 31, 20139.97
May 15, 201311.34
April 30, 201310.88
April 15, 20139.78
March 28, 20139.46
March 15, 20138.77
February 28, 20138.13
February 15, 20138.15
January 31, 20138.04
January 15, 20138.07
December 31, 20128.36
December 14, 20128.39
November 30, 20128.33
November 15, 20127.72
October 31, 20127.54
October 15, 20127.58
September 28, 20127.65
September 14, 20128.43
August 31, 20127.88
August 15, 20128.42
July 31, 20128.53
July 13, 20128.92
June 29, 20129.22
June 15, 20128.83
May 31, 20128.5
May 15, 20127.09
April 30, 20126.49
April 13, 20126.9
March 30, 20126.41
March 15, 20125.8
February 29, 20125.72
February 15, 20125.5
January 31, 20125.83
January 13, 20125.77
December 30, 20116.02
December 15, 20116.56
November 30, 20117.58
November 15, 20117.16
October 31, 20116.54
October 14, 20115.51
September 30, 20115.58
September 15, 20115.94
August 31, 20115.63
August 15, 20115.28
July 29, 20114.74
July 15, 20114.95
June 30, 20115.02
June 15, 20114.78
May 31, 20114.78
May 13, 20114.69
April 29, 20114.63
April 15, 20114.49
March 31, 20114.84
March 15, 20114.57
February 28, 20115.03
February 15, 20114.89
January 31, 20114.78
January 14, 20114.62
December 31, 20104.78
December 15, 20104.69
November 30, 20105.22
November 15, 20105.33
October 29, 20105.42
October 15, 20105.8
September 30, 20106.11
September 15, 20106.5
August 31, 20106.65
August 13, 20106.13
July 30, 20106.44
July 15, 20106.67
June 30, 20106.75
June 15, 20106.94
May 28, 20106.74
May 14, 20107.1
April 30, 20106.51
April 15, 20106.71
March 31, 20106.91
March 15, 20106.86
February 26, 20105.22
February 12, 20105.06
January 29, 20104.53
January 15, 20104.32
December 31, 20094.62
December 15, 20094.98
November 30, 20094.92
November 13, 20095.08
October 30, 20095.63
October 15, 20095.65
September 30, 20095.05
September 15, 20095.61
August 31, 20095.59
August 14, 20096.28
July 31, 20096.14
July 15, 20096.38
June 30, 20096.22
June 15, 20097.46
May 29, 20097.31
May 15, 20096.93
April 30, 20096.85
April 15, 20096.64
March 31, 20096.8
March 13, 20097.17
February 27, 20097.08
February 13, 20096.95
January 30, 20097.12
January 15, 20097.16
December 31, 20087.35
December 15, 20087.96
November 28, 20088.15
November 14, 20088.36
October 31, 20088.45
October 15, 20088.38
September 30, 20088.97
September 15, 20089.22
August 29, 20088.95
August 15, 20089.15
July 31, 200810.11
July 15, 200811.25
June 30, 20089.93
June 13, 20089.81
May 30, 20089.43
May 15, 20089.08
April 30, 20088.44
April 15, 20088.28
March 31, 20088.71
March 14, 20089.18
February 29, 20088.78
February 15, 20088.55
January 31, 20088.08
January 15, 20088.24
December 31, 20077.72
December 11, 20077.79
November 27, 20077.85
November 9, 20077.11
October 26, 20077.12
October 10, 20077.22
September 25, 20077.56
September 11, 20077.98
August 10, 20079.11
July 10, 20078.64
June 12, 20073.27
May 10, 20073.13
April 10, 20072.97
March 12, 20072.96
February 12, 20072.42
January 9, 20071.95
December 12, 20062.21
November 10, 20060.39
October 10, 20060.51
September 12, 20060.61
August 10, 20060.67
July 11, 20060.58
June 12, 20060.49
May 10, 20060.4
April 10, 20060.57
March 10, 20060.41
February 10, 20060.23
January 10, 20060.27
December 12, 20050.39
November 10, 20050.35
October 11, 20050.34
September 12, 20050.27
August 10, 20050.32
July 12, 20050.26
June 10, 20050.25
May 10, 20050.24
April 12, 20050.32
March 10, 20051.27
February 10, 20050.56
January 11, 20050.64
December 10, 20040.76
November 10, 20040.84

Institutional Ownership History (%)

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

Date Institutional Ownership
June 30, 201577
March 31, 201573
December 31, 201478
September 30, 201474
June 30, 201473
March 31, 201473
December 31, 201374
September 30, 201373
June 30, 201366
March 31, 201362
December 31, 201266
September 30, 201267
June 30, 201270
March 31, 201269
December 31, 201166
September 30, 201146
June 30, 201148
March 31, 201147
December 31, 201047
September 30, 201046
June 30, 201042
March 31, 201041
December 31, 200938
September 30, 200938
June 30, 200939
March 31, 200937
December 31, 200833
September 30, 200833
June 30, 200832
March 31, 200834
December 31, 200731
September 30, 200729
June 30, 200728
March 31, 200722
December 31, 200623
September 30, 200626
June 30, 200625
March 31, 200621
December 31, 200521
September 30, 200514
June 30, 200515
March 31, 200515
December 31, 200412
September 30, 20041

Insider ownership (%)

This is the historical insider ownership of Halozyme Therapeutics 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
July 31, 20158
June 30, 20158
May 31, 20158
April 30, 20158
March 31, 20158
February 28, 20158
January 31, 20158
December 31, 20148
November 30, 20148
October 31, 20148
September 30, 20148
August 31, 20148
July 31, 20148
June 30, 20148
May 31, 20148
March 31, 20149
February 28, 20149
January 31, 20149
December 31, 20139
November 30, 20139
October 31, 20139
September 30, 20139
August 31, 20139
July 31, 20139
June 30, 20139
May 31, 20139
April 30, 20139
March 31, 20139
January 31, 20139
November 30, 20129
October 31, 20129
September 30, 20129
August 31, 20129
July 31, 20129
June 30, 20129
May 31, 20129
April 30, 20129
March 31, 20129
February 29, 20129
January 31, 20129
December 31, 20119
November 30, 20119
October 31, 20119
September 30, 20119
August 31, 20119
July 31, 20119
June 30, 20119
May 31, 20119
April 30, 20119
March 31, 20119
February 28, 20119
January 31, 20119
December 31, 20109
November 30, 20109
October 31, 20109
September 30, 201010
August 31, 201010
July 31, 201010
June 30, 201010
May 31, 201010
April 30, 201010
March 31, 201010
February 28, 201010
January 31, 201010
December 31, 200910
November 30, 200910
October 31, 200910
September 30, 200910
August 31, 200910
July 31, 200910
June 30, 200910
May 31, 200911
April 30, 20097
March 31, 20097
February 28, 20097
January 31, 20097
December 31, 20087
November 30, 20087
October 31, 20087
September 30, 20087
August 31, 20087
July 31, 20087
June 30, 20087
May 31, 20087
April 30, 200824
March 31, 200824
February 29, 200824
January 31, 200821
December 31, 200721
November 30, 200721
October 31, 200721
September 30, 200721
August 31, 200721
July 31, 200720
June 30, 200720
May 31, 200720
April 30, 200721
March 31, 200717
February 28, 200722
January 31, 200725
December 31, 200625
November 30, 200625
October 31, 200625
September 30, 200625
June 30, 200622
May 31, 200625
April 30, 200626
March 31, 200626
February 28, 200625
January 31, 200626
December 31, 200516
November 30, 200516
October 31, 200520
September 30, 200520
August 31, 200520
July 31, 200535
June 30, 200535
May 31, 200535
April 30, 200535
March 31, 200535
February 28, 200535
January 31, 200535
December 31, 200429
November 30, 200429
October 31, 200429
September 30, 200435
August 31, 200435
July 31, 200435

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Dr. Gregory I. Frost,PhDCEO, President3,641,3802.85%2013-12-11
Randal J. KirkDirector, 10% Owner3,518,0512.75%2015-05-06
Dr. Jonathan E. Lim,M.D.N/A710,0000.56%2010-01-12
David A. RamsayVP and CFO364,3200.29%2015-02-04
Kathryn E. FalbergDirector318,0510.25%2015-05-06
Dr. Robert L. Engler,M.D.Director273,1760.21%2014-08-14
Kenneth J. KelleyDirector198,0510.16%2015-06-18
Connie L. MatsuiN/A183,0510.14%2015-05-06
Dr. John S. Patton,PhDDirector179,8760.14%2014-08-19
Dr. Helen Torley, MB.Ch.B.President and CEO68,081less than 0.1%2015-01-06


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