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ClearSign Combustion Corp (CLIR) Ownership Data

Short Interest History (%)

This is the historical short interest of ClearSign Combustion Corp, as measured by the Short Percentage Of Float.

Date Short Interest
August 14, 201516.48
July 31, 201514.86
July 15, 201514
June 30, 201513.23
June 15, 201513.27
May 29, 201513.35
May 15, 201512.72
April 30, 201510.33
April 15, 201510.88
March 31, 20159.85
March 13, 201510.16
February 27, 201516.63
February 13, 201518.03
January 30, 201518.57
January 15, 201518.5
December 31, 201416.54
December 15, 201415.99
November 28, 201414.65
November 14, 201413.81
October 31, 201413.68
October 15, 201413.41
September 30, 201413.48
September 15, 201413.65
August 29, 201413.22
August 15, 201413.37
July 31, 201413.01
July 15, 201412.99
June 30, 201412.65
June 13, 201413.24
May 30, 201413.9
May 15, 201413.62
April 30, 201413.17
April 15, 201413.7
March 31, 201413.3
March 14, 201413.47
February 28, 201414.17
February 14, 201413.4
January 31, 201413.42
January 15, 201413.86
December 31, 201314.21
December 13, 201312.58
November 29, 201311.71
November 15, 201311.27
October 31, 201310.75
October 15, 201311.95
September 30, 201312.18
September 13, 201311.38
August 30, 201310.05
August 15, 20139.12
July 31, 20139.21
July 15, 20139.33
June 28, 20138.41
June 14, 20138.28
May 31, 20138.53
May 15, 20137.53
April 30, 20138.18
April 15, 20137.9
March 28, 20133.05
March 15, 20132.3
February 28, 20132.98
February 15, 20132.76
January 31, 20132.48
January 15, 20132.56
December 31, 20122.61
December 14, 20122.77
November 30, 20123.11
November 15, 20124.31
October 31, 20124.82
October 15, 20124.97
September 28, 20123.84
September 14, 20122.98
August 31, 20122.54
August 15, 20122.01
July 31, 20121.91
July 13, 20121.58
June 29, 20121.58
June 15, 20121.63
May 31, 20120.88
May 15, 20120.21
April 30, 20120.03

Institutional Ownership History (%)

This the Institutional Ownership History of ClearSign Combustion CorpPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
June 30, 201525
March 31, 201512
December 31, 201412
September 30, 201412
June 30, 201411
March 31, 201426
December 31, 201320
September 30, 20137
June 30, 20136
March 31, 20135
December 31, 20124
September 30, 20122
June 30, 20122

Insider ownership (%)

This is the historical insider ownership of ClearSign Combustion Corp. 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, 20159
November 30, 201410
October 31, 201410
September 30, 20149
August 31, 20149
July 31, 201410
June 30, 20148
May 31, 20142

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Geoffrey D. OslerChief Marketing Officer425,2493.32%2015-02-05
Richard F. RutkowskiCEO171,2501.34%2014-09-24
Dr. Lon E. Bell,PhDDirector161,4661.26%2015-06-30
Mr. James N. HarmonSee Remarks144,3401.13%2014-12-30
Mr. Scott P. IsaacsonN/A25,9960.2%2015-06-30
Mr. Joseph ColanninoCHIEF TECHNOLOGY OFFICER25,3120.2%2014-07-10
Mr. Stephen E. PirnatN/A21,8080.17%2014-12-31
Roberto RuizSr VP - Product Development5,400less than 0.1%2015-03-18
Andrew U. LeeSee Remarks5,000less than 0.1%2015-03-25
Jeff OttN/A2,094less than 0.1%2015-06-30


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