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Supernus Pharmaceuticals Inc (SUPN) Ownership Data

Short Interest History (%)

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

Date Short Interest
August 14, 201510.54
July 31, 20159.27
July 15, 20158.03
June 30, 20158.52
June 15, 201510.04
May 29, 20156.36
May 15, 20156.66
April 30, 20156.31
April 15, 20156.35
March 31, 20156.14
March 13, 20158.98
February 27, 201513.39
February 13, 201513.25
January 30, 201513.33
January 15, 201516.7
December 31, 201414.84
December 15, 201411.35
November 28, 201410.88
November 14, 201411.59
October 31, 201411.74
October 15, 201412.16
September 30, 201412.01
September 15, 201412.28
August 29, 201413.16
August 15, 201415.32
July 31, 201417.21
July 15, 201414.85
June 30, 201414.88
June 13, 201413.35
May 30, 201412.62
May 15, 201413.58
April 30, 201412.75
April 15, 201412.18
March 31, 201411.47
March 14, 201412.35
February 28, 201429.56
February 14, 201431.03
January 31, 201435.45
January 15, 201440.72
December 31, 201343.43
December 13, 201342.63
November 29, 201348.5
November 15, 201350.9
October 31, 201357.4
October 15, 201351.23
September 30, 201351.15
September 13, 201342.59
August 30, 201344.05
August 15, 201331.84
July 31, 201330.4
July 15, 201329.46
June 28, 201326.26
June 14, 201326.47
May 31, 201332.19
May 15, 201336.46
April 30, 201342.04
April 15, 201334.63
March 28, 201333.08
March 15, 201348.44
February 28, 201340.45
February 15, 201331.14
January 31, 201323.18
January 15, 201317.07
December 31, 201214.69
December 14, 201210.56
November 30, 201219.85
November 15, 201213.33
October 31, 201212.19
October 15, 20129.86
September 28, 201210.23
September 14, 20127.8
August 31, 20127.51
August 15, 20127.14
July 31, 20127.76
July 13, 20127.88
June 29, 20127.67
June 15, 20122.44
May 31, 20121.05
May 15, 20120.74

Institutional Ownership History (%)

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

Date Institutional Ownership
March 31, 201592
December 31, 201488
September 30, 201492
June 30, 201489
December 31, 201378
September 30, 201382
June 30, 201386
March 31, 201390
December 31, 201285
September 30, 201289
June 30, 201287

Insider ownership (%)

This is the historical insider ownership of Supernus Pharmaceuticals 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, 20152
June 30, 20152
May 31, 20152
April 30, 20152
March 31, 20152
February 28, 20152
January 31, 20152
December 31, 20141
November 30, 20142
October 31, 20142
September 30, 20142
August 31, 20142
July 31, 20142
June 30, 20142
May 31, 20142

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Jack KhattarPresident, CEO438,5730.91%2015-03-19
Padmanabh P. BhattSr. VP of IP; CSO107,3060.22%2015-03-03
Jones W. BryanVP of Business Development67,9800.14%2015-03-30
Tami Tillotson MartinVP of Regulatory Affairs50,6250.1%2012-12-12
Dr. M. James Barrett,PhDDirector, 10% Owner32,524less than 0.1%2015-06-17
Charles W. Newhall,IIIDirector, 10% Owner26,012less than 0.1%2015-06-15
William NuergeDirector23,750less than 0.1%2015-03-03
Dr. John M. Siebert,PhDDirector19,563less than 0.1%2015-03-03
Gregory S. PatrickVP, CFO7,344less than 0.1%2015-07-16
Mr. Victor VaughnN/A6,287less than 0.1%2015-03-03


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