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Spherix Inc (SPEX) Ownership Data

Short Interest History (%)

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

Date Short Interest
July 15, 20155.92
June 30, 20156.06
June 15, 20156.2
May 29, 20156.7
May 15, 20156.65
April 30, 20156.77
April 15, 20156.83
March 31, 20157.28
March 13, 201526.02
February 27, 201526.03
February 13, 201525.77
January 30, 201525.88
January 15, 201525.25
December 31, 201427.42
December 15, 201428.1
November 28, 201426.79
November 14, 201426.89
October 31, 201426.73
October 15, 201428.86
September 30, 201425.51
September 15, 201425.16
August 29, 201425.16
August 15, 201423.29
July 31, 201423.05
July 15, 201424.16
June 30, 201424.5
June 13, 201420.88
May 30, 201415.38
May 15, 20145.44
April 30, 20145.7
April 15, 20143.69
March 31, 20142.8
March 14, 20147.75
February 28, 20147.66
February 14, 20146.08
January 31, 20146.4
January 15, 20145.91
December 31, 20135.97
December 13, 201321.4
November 29, 201326.74
November 15, 201317.76
October 31, 201316.84
October 15, 201314.39
September 30, 201314.39
September 13, 201318.69
August 30, 201312.97
August 15, 20139.74
July 31, 20134.9
July 15, 20132.33
June 28, 20131.62
June 14, 20131.51
May 31, 20131.15
May 15, 20131.44
April 30, 20131.1
April 15, 20131.49
March 28, 20131.24
March 15, 20131.6
February 28, 20130.85
February 15, 20130.88
January 31, 20130.84
January 15, 20130.86
December 31, 20120.85
December 14, 20120.85
November 30, 20120.84
November 15, 20121.17
October 31, 20120.3
October 15, 20120.42
September 28, 20122
September 14, 20120.4
August 31, 20120.55
August 15, 20120.56
July 31, 20120.69
July 13, 20120.46
June 29, 20120.42
June 15, 20120.5
May 31, 20120.76
May 15, 20120.45
April 30, 20120.53
April 13, 20120.54
March 30, 20120.61
March 15, 20122.59
February 29, 20120.43
February 15, 20120.49
January 31, 20120.69
January 13, 20121.18
December 30, 20111.53
December 15, 20112.63
November 30, 20113.6
November 15, 20112.8
October 31, 20113.28
October 14, 20110.77
September 30, 20111.03
September 15, 20114.23
August 31, 20110.09
August 15, 20110.12
July 29, 20110.21
July 15, 20110.14
June 30, 20110.25
June 15, 20110.84
May 13, 20110.61
April 15, 20110.48
March 31, 20110.62
March 15, 20111.2
February 28, 20111.6
February 15, 20111.66
January 31, 20111.33
January 14, 20111.14
December 31, 20101.09
December 15, 20101.02
November 30, 20100.99
November 15, 20101.65
October 29, 20102.75
October 15, 20103.06
September 30, 20101.27
September 15, 20101.24
August 31, 20101.42
August 13, 20100.58
July 30, 20100.58
July 15, 20100.58
June 30, 20100.56
June 15, 20100.58
May 28, 20100.63
May 14, 20100.72
April 30, 20100.73
April 15, 20100.9
March 31, 20100.93
March 15, 20100.63
February 26, 20100.58
February 12, 20100.56
January 29, 20100.53
January 15, 20100.55
December 31, 20090.43
December 15, 20090.51
November 30, 20090.36
November 13, 20090.26
October 30, 20090.4
October 15, 20090.43
September 30, 20090.43
September 15, 20090.18
August 31, 20090.17
August 14, 20090.19
July 31, 20090.18
July 15, 20090.33
June 30, 20090.53
June 15, 20090.16
May 29, 20090.19
May 15, 20090.2
April 30, 20090.19
April 15, 20090.2
March 31, 20090.2
March 13, 20090.19
February 27, 20090.2
February 13, 20090.2
January 30, 20090.2
January 15, 20090.21
December 31, 20080.19
December 15, 20080.19
November 28, 20080.29
November 14, 20080.28
October 31, 20080.28
October 15, 20080.35
September 30, 20080.33
September 15, 20080.34
August 29, 20080.31
August 15, 20080.31
July 31, 20080.32
July 15, 20080.34
June 30, 20080.33
June 13, 20080.33
May 30, 20080.33
May 15, 20080.36
April 30, 20080.38
April 15, 20080.38
March 31, 20080.4
March 14, 20080.41
February 29, 20080.38
February 15, 20080.37
January 31, 20080.39
January 15, 20080.38
December 31, 20070.38
December 11, 20070.37
November 27, 20070.37
November 9, 20070.38
October 26, 20070.37
October 10, 20070.4
September 25, 20070.38
September 11, 20070.37
August 10, 20070.61
July 10, 20070.69
June 12, 20070.89
May 10, 20071.17
April 10, 20071
March 12, 20071.39
February 12, 20071.5
January 9, 20071.5
December 12, 20061.39
November 10, 20061.55
October 10, 20061.18
September 12, 20061.46
August 10, 20061.38
July 11, 20061.49
June 12, 20061.4
May 10, 20061.63
April 10, 20062.61
March 10, 20062.48
February 10, 20062.43
January 10, 20065.34
December 12, 20055.36
November 10, 20050.19
October 11, 20050.17
September 12, 20050.17
August 10, 20050.16
July 12, 20050.19
June 10, 20050.17
May 10, 20050.18
April 12, 20050.2
March 10, 20050.19
February 10, 20050.22
January 11, 20050.22
December 10, 20040.22
November 10, 20040.21
October 12, 20040.21
September 10, 20040.29
August 10, 20041.26
July 12, 20041.46
June 9, 20041.47
May 11, 20041.75
April 12, 20041.76
March 10, 20041.21
February 10, 20045.46
January 12, 20045.42
December 10, 20036.1
November 11, 20035.87
October 10, 20035.87
September 10, 20035.88
August 12, 20035.39
July 10, 20035.37
June 10, 20035.17
May 12, 20034.08
April 10, 20034.04
March 11, 20034
February 11, 20030.69
January 10, 20030.61
December 10, 20020.62
November 12, 20020.65
October 10, 20020.57
September 10, 20025.98
August 12, 20028.38
July 10, 20028.73
June 11, 20028.92
May 10, 20028.98
April 10, 20029.12
March 12, 20029.71
February 12, 20029.71
January 10, 20029.73
December 11, 20019.84
November 12, 200110.5
October 10, 200111.13
September 5, 200111.07
August 10, 200111.36
July 10, 20019.68
June 12, 200111.52
May 10, 200111.71
April 9, 200110.92
March 12, 20019.82
February 12, 20019.54
January 9, 20019.47
December 12, 20009.5
November 10, 20009.35
October 10, 20008.16
September 12, 20008
August 10, 20008
July 11, 20008.09
June 12, 20007.8
May 10, 20005.94
April 11, 20005.37
March 10, 20004.83
February 10, 20004.64
January 11, 20004.55
December 10, 19994.63
November 10, 19994.64
October 12, 19994.34
September 10, 19994.38
August 10, 19994.51
July 12, 19994.58
June 10, 19993.51
May 11, 19992.82
April 12, 19992.7
March 10, 19992.91
February 9, 19992.76
January 8, 19992.68
December 8, 19982.93
November 6, 19982.53
October 8, 19982.36
September 8, 19985.75
August 7, 19986.71
July 8, 19987.09
June 8, 19986.78
May 8, 19986.04
April 7, 19986.03
March 6, 19983.81
February 6, 19983.79
January 8, 19983.79
December 8, 19973.58
November 7, 19973.71
October 8, 19973.75
September 8, 19974.98
August 8, 19970.88
July 8, 19971.04
June 6, 19971.44
May 8, 19971.59
April 8, 19971.94
March 7, 19972.42
February 7, 19972.56
January 8, 19972.42
December 6, 19962.15
November 8, 19962.53
October 8, 19962.6
September 6, 19962.3
August 8, 19962.25
July 8, 19962.33
June 7, 19962.36
May 8, 19961.7
April 8, 19960.76
March 8, 19960.82
February 8, 19960.85
January 8, 19960.84
December 8, 19951.25
November 8, 19951.64
October 6, 19951.57
September 8, 19953.99
August 8, 19951.15
July 7, 19951.17
June 8, 19951.15
May 8, 19951.15
April 6, 19951.15
March 8, 19951.15
February 8, 19951.15
January 6, 19951.18

Institutional Ownership History (%)

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

Date Institutional Ownership
June 30, 201513
March 31, 20154
December 31, 20145
September 30, 20144
June 30, 20142
March 31, 201424
December 31, 201327
September 30, 201315
June 30, 201319
March 31, 20131
December 31, 201212
September 30, 201210
June 30, 20123
March 31, 20124
December 31, 20114
September 30, 20114
June 30, 20115
March 31, 20116
December 31, 20105
September 30, 20105
June 30, 20105
March 31, 20105
December 31, 20096
September 30, 20097
June 30, 20097
March 31, 20097
December 31, 20086
September 30, 20088
June 30, 20088
March 31, 20088
December 31, 20078
September 30, 20078
June 30, 20077
March 31, 20075
December 31, 20067
September 30, 20067
June 30, 20069
March 31, 20069
December 31, 20056
September 30, 20056
June 30, 20055
March 31, 20056
December 31, 20046
September 30, 20046
June 30, 20046
March 31, 20046
December 31, 20036
September 30, 20035
June 30, 20035
March 31, 20035
December 31, 20025
September 30, 20025
June 30, 20025
March 31, 20025
December 31, 20016
September 30, 20016
June 30, 20011
March 31, 20011
December 31, 20002
March 31, 20001

Insider ownership (%)

This is the historical insider ownership of Spherix 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
April 30, 20155
March 31, 20155
February 28, 20155
January 31, 20155
December 31, 20145
November 30, 201411
October 31, 201411
September 30, 201411
August 31, 201411
July 31, 201411
June 30, 201411
May 31, 201411
March 31, 201451
February 28, 201451
January 31, 201451
December 31, 201351
November 30, 201351
October 31, 201351
September 30, 201351
August 31, 201350
July 31, 201350
June 30, 201350
May 31, 201350
April 30, 201350
March 31, 201350
January 31, 201350
November 30, 201251
October 31, 201251
September 30, 201251
April 30, 20115
March 31, 20115
February 28, 20116
January 31, 20116
December 31, 20106
November 30, 20106
October 31, 20108
September 30, 20108
August 31, 20108
July 31, 20108
June 30, 20108
May 31, 20108
April 30, 20108
March 31, 20108
February 28, 201019
January 31, 201019
December 31, 200919
November 30, 200919
October 31, 200919
September 30, 200919
August 31, 200919
July 31, 200919
June 30, 200919
May 31, 200919
April 30, 200919
March 31, 200919
February 28, 200919
January 31, 200919
December 31, 200819
November 30, 200819
October 31, 200819
September 30, 200819
August 31, 200819
July 31, 200819
June 30, 200819
May 31, 200819
April 30, 200818
March 31, 200818
February 29, 200818
January 31, 200818
December 31, 200718
November 30, 200718
October 31, 200718
September 30, 200718
August 31, 200718
July 31, 200718
June 30, 200717
May 31, 200717
April 30, 200718
March 31, 200718
February 28, 200718
January 31, 200718
December 31, 200618
November 30, 200618
October 31, 200618
September 30, 200618
June 30, 200618
May 31, 200618
April 30, 200618
March 31, 200619
February 28, 200620
January 31, 200621
December 31, 200521
November 30, 200521
October 31, 200521
September 30, 200521
August 31, 200521
July 31, 200521
June 30, 200521
May 31, 200521
April 30, 200521
March 31, 200521
February 28, 200522
January 31, 200522
December 31, 200422
November 30, 200422
October 31, 200422
September 30, 200422
August 31, 200422
July 31, 200422
June 30, 200422
May 31, 200422
April 30, 200422
March 31, 200424
February 29, 200424

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Dr. Gilbert V. Levin,PhDN/A1,085,5983.79%2010-12-22
Mr. Douglas T. BrownN/A38,8180.14%2009-05-12
Dr. Claire L. Kruger,PhDN/A30,0000.1%2007-08-01
Dr. Robert J. Vander ZandenN/A29,8180.1%2009-05-12
Mr. Anthony HayesCHIEF EXECUTIVE OFFICER29,5810.1%2014-06-09
A. Paul Cox,JrN/A23,152less than 0.1%2008-05-13
Lionel V. Baldwin,PhDN/A23,138less than 0.1%2005-04-08
Aristides MelissaratosN/A16,281less than 0.1%2009-05-12
Mr. Harvey J. KesnerDirector13,700less than 0.1%2014-04-03
George C. CreelN/A13,537less than 0.1%2007-08-15

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
Hudson Bay Capital Management LP711,4182014-03-2718.87N/A3,322
Vanguard Group, Inc.   Premium Plus660,7662015-03-312.31N/A553
Iroquois Master Fund Ltd.517,5142014-03-2713.73N/A2,417
American Capital Management LLC515,7662014-03-2713.68N/A2,409
Alpha Capital Anstalt451,3262014-03-2711.97N/A2,108
Vanguard Total Stock Mkt Idx391,7002015-06-301.37N/A188
Rockstar Consortium LLC376,9812014-03-2710.00N/A1,761
Vanguard Extended Market Index Fund183,2532015-06-300.64N/A88
KCG AMERICAS LLC   Premium Plus123,3342015-03-310.43N/A103
Fidelity Spartan® Extended Mkt Indx Fd91,2482015-05-310.32N/A52

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