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Vitesse Semiconductor Corp (VTSS) Ownership Data

Short Interest History (%)

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

Date Short Interest
April 15, 20154.57
March 31, 20154.8
March 13, 20153.44
February 27, 20153.28
February 13, 20153.26
January 30, 20153.09
January 15, 20153.18
December 31, 20143.34
December 15, 20144.27
November 28, 20144.81
November 14, 20145.25
October 31, 20145.81
October 15, 20146.5
September 30, 20146.39
September 15, 20145.99
August 29, 20145.31
August 15, 20145.48
July 31, 20145.56
July 15, 20145.62
June 30, 20142.56
June 13, 20143.21
May 30, 20142.76
May 15, 20142.74
April 30, 20142.79
April 15, 20142.74
March 31, 20141.96
March 14, 20141.44
February 28, 20141.33
February 14, 20141.83
January 31, 20141.09
January 15, 20140.65
December 31, 20130.55
December 13, 20130.69
November 29, 20130.73
November 15, 20130.8
October 31, 20130.81
October 15, 20130.96
September 30, 20130.96
September 13, 20130.73
August 30, 20130.88
August 15, 20130.51
July 31, 20130.49
July 15, 20130.6
June 28, 20133.18
June 14, 20131.19
May 31, 20131.22
May 15, 20131.77
April 30, 20131.56
April 15, 20131.54
March 28, 20131.55
March 15, 20131.51
February 28, 20131.56
February 15, 20131.45
January 31, 20131.15
January 15, 20130.97
December 31, 20120.91
December 14, 20121.2
November 30, 20124.09
November 15, 20124.14
October 31, 20124.21
October 15, 20124.22
September 28, 20124.37
September 14, 20124.25
August 31, 20124.31
August 15, 20125.12
July 31, 20125.16
July 13, 20125.08
June 29, 20124.86
June 15, 20124.49
May 31, 20124.1
May 15, 20124.1
April 30, 20123.7
April 13, 20123.49
March 30, 20123.31
March 15, 20123.13
February 29, 20123.05
February 15, 20122.96
January 31, 20123.06
January 13, 20123.09
December 30, 20112.95
December 15, 20112.93
November 30, 20112.58
November 15, 20112.55
October 31, 20112.55
October 14, 20112.55
September 30, 20112.54
September 15, 20112.66
August 31, 20112.69
August 15, 20113.76
July 29, 20114.08
July 15, 20114.14
June 30, 20114.09
June 15, 20114.58
May 31, 20115.85
May 13, 20116.22
April 29, 20116.32
April 15, 20116.22
March 31, 20115.9
March 15, 20116
June 12, 20067.34
May 10, 20065.83
April 10, 20067.45
March 10, 20065.97
February 10, 20065.51
January 10, 20065.92
December 12, 20056.55
November 10, 20056.08
October 11, 20057.23
September 12, 20057.12
August 10, 20057.42
July 12, 20057.94
June 10, 20058.91
May 10, 20059.29
April 12, 200510.05
March 10, 200510.47
February 10, 20059.91
January 11, 20058.46
December 10, 20047.55
November 10, 20046.91
October 12, 20047.33
September 10, 20044.7
August 10, 20044.49
July 12, 20045.09
June 9, 20044.06
May 11, 20043.13
April 12, 20044.2
March 10, 20044.24
February 10, 20043.45
January 12, 20042.09
December 10, 20032.15
November 11, 20032.4
October 10, 20033.24
September 10, 20033.09
August 12, 20034.23
July 10, 20033.08
June 10, 20032.67
May 12, 20031.53
April 10, 20031.42
March 11, 20032.59
February 11, 20033.29
January 10, 20033.73
December 10, 20025.05
November 12, 20022.71
October 10, 20022.64
September 10, 20021.67
August 12, 20021.72
July 10, 20021.67
June 11, 20021.48
May 10, 20021.63
April 10, 20022.18
March 12, 20022.13
February 12, 20022.53
January 10, 20022.95
December 11, 20013.94
November 12, 20012.77
October 10, 20012.32
September 5, 20012.47
August 10, 20012.56
July 10, 20013.16
June 12, 20013.63
May 10, 20013.9
April 9, 20012.92
March 12, 20014.15
February 12, 20013.57
January 9, 20012.07
December 12, 20002.28
November 10, 20003.44
October 10, 20002.34
September 12, 20002.65
August 10, 20002.93
July 11, 20003.06
June 12, 20003.14
May 10, 20002.5
April 11, 20002.34
March 10, 20002.07
February 10, 20002.15
January 11, 20001.74
December 10, 19991.73
November 10, 19992.05
October 12, 19994.42
September 10, 19991.92
August 10, 19992.61
July 12, 19991.8
June 10, 19992.13
May 11, 19992.45
April 12, 19992.48
March 10, 19991.75
February 9, 19991.39
January 8, 19991.05
December 8, 19982.25
November 6, 19982.85
October 8, 19981.56
September 8, 19981.09
August 7, 19980.96
July 8, 19981.79
June 8, 19981.56
May 8, 19981.75
April 7, 19982.39
March 6, 19982.1
February 6, 19982.76
January 8, 19982.92
December 8, 19972.46
November 7, 19972.56
October 8, 19972.14
September 8, 19972.56
August 8, 19972.73
July 8, 19972.44
June 6, 19973.25
May 8, 19973.14
April 8, 19973.45
March 7, 19973.03
February 7, 19973.01
January 8, 19973.26
December 6, 19963.12
November 8, 19962.52
October 8, 19963.09
September 6, 19962.93
August 8, 19962.2
July 8, 19961.48
June 7, 19961.53
May 8, 19961.5
April 8, 19963.58
March 8, 19962.59
February 8, 19960.7
January 8, 19960.72
December 8, 19950.84
November 8, 19950.8
October 6, 19950.85
September 8, 19951.29
August 8, 19951.2
July 7, 19950.92
June 8, 19950.4
May 8, 19951.13
April 6, 19950.1
March 8, 19950.06
February 8, 19950.13
January 6, 19950.15

Institutional Ownership History (%)

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

Date Institutional Ownership
December 31, 201471
September 30, 201471
June 30, 201470
March 31, 201466
December 31, 201365
September 30, 201364
June 30, 201367
March 31, 201357
December 31, 201256
September 30, 201238
June 30, 201237
March 31, 201237
December 31, 201150
September 30, 201131
June 30, 201147
March 31, 201133
December 31, 201032
September 30, 20109
June 30, 201011
March 31, 20105
June 30, 20091
March 31, 20092
December 31, 20081
September 30, 200816
March 31, 200818
December 31, 200715
September 30, 200711
June 30, 200715
March 31, 200713
December 31, 200610
September 30, 200611
June 30, 200640
March 31, 200638
December 31, 200536
September 30, 200539
June 30, 200546
March 31, 200550
December 31, 200439
September 30, 200442
June 30, 200449
March 31, 200459
December 31, 200362
September 30, 200356
June 30, 200350
March 31, 200340
December 31, 200241
September 30, 200247
March 31, 200260
December 31, 200164
September 30, 200171
June 30, 200172
March 31, 200171
December 31, 200072
September 30, 200074
June 30, 200067
March 31, 200073

Insider ownership (%)

This is the historical insider ownership of Vitesse Semiconductor 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
August 31, 20153
July 31, 20153
June 30, 20153
May 31, 20153
April 30, 20153
March 31, 20153
February 28, 20153
January 31, 20153
December 31, 20143
November 30, 20143
October 31, 20143
September 30, 20143
August 31, 20143
July 31, 20143
June 30, 20143
May 31, 20143
March 31, 20148
February 28, 20148
January 31, 20148
December 31, 20138
November 30, 20137
October 31, 20137
September 30, 20137
August 31, 20137
July 31, 20137
June 30, 20137
May 31, 20136
April 30, 20136
March 31, 20136
January 31, 20135
November 30, 20124
October 31, 20124
September 30, 20124
August 31, 20124
July 31, 20124
June 30, 20124
May 31, 20124
April 30, 20124
March 31, 20124
February 29, 20124
January 31, 20124
December 31, 20114
November 30, 20113
October 31, 20113
September 30, 20113
August 31, 20113
July 31, 20112
June 30, 20112
May 31, 20112
April 30, 20112
March 31, 20112
February 28, 20112
February 28, 20101
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, 20088
March 31, 20088
February 29, 20088
January 31, 20088
December 31, 20075
November 30, 20075
October 31, 20075
September 30, 20075
August 31, 20075
July 31, 20075
June 30, 20076
May 31, 20076
April 30, 20076
March 31, 20076
February 28, 20076
January 31, 20076
December 31, 20066
November 30, 20066
October 31, 20066
September 30, 20066
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
August 31, 20051
July 31, 20051
June 30, 20051
May 31, 20051
April 30, 20051
March 31, 20051
February 28, 20051
January 31, 20051
December 31, 20041
November 30, 20041
October 31, 20041
September 30, 20041
August 31, 20041
July 31, 20041
June 30, 20041
May 31, 20041
April 30, 20041
March 31, 20041
February 29, 20041

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Christopher R. GardnerN/A723,0741.05%2015-03-07
Martin S. McdermutN/A327,8850.48%2015-03-07
Martin C. NussN/A218,9910.32%2015-03-07
Kenneth H. TraubN/A133,0750.19%2015-01-12
Mr. Scot B. JarvisN/A126,2830.18%2015-01-12
Edward Rogas,JrN/A118,8560.17%2015-01-12
Mr. James H. HugarN/A118,4560.17%2015-01-12
Steven P. HansonN/A102,9200.15%2015-01-12
G. Grant LyonN/A84,4560.12%2013-01-14
Mr. G. William LaRosaN/A77,2820.11%2013-01-14

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
Microsemi Corp15,330,7392015-03-1722.23N/A63,162,645
Raging Capital Master Fund, Ltd.14,321,1272015-01-0720.93N/A54,133,860
Raging Capital Management LLC   Premium Plus14,321,1272015-03-1720.76N/A59,003,043
Kopp Investment Advisors LLC   Premium Plus5,733,4492014-12-318.3810.4221,673,000
SENVEST INTERNATIONAL LLC   Premium Plus5,131,4372014-12-317.501.3819,397,000
Gamco Investors, Inc. Et Al Premium5,064,6872015-04-067.34N/A26,893,488
Concept Capital Markets, LLC   Premium Plus1,990,0002014-12-312.912.967,522,000
Millennium Management LLC   Premium Plus1,562,9752014-12-312.280.015,908,000
BlackRock Fund Advisors   Premium Plus1,536,5922014-12-312.25N/A5,808,000
Awm Investment Company Inc   Premium Plus1,502,4002014-12-312.200.775,679,000

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