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Hansen Medical Inc (HNSN) Ownership Data

Short Interest History (%)

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

Date Short Interest
May 15, 201511.03
April 30, 201511.08
April 15, 201511.05
March 31, 20156.32
March 13, 20156.22
February 27, 201510.93
February 13, 201510.71
January 30, 201510.2
January 15, 201510.05
December 31, 201410.16
December 15, 201410.48
November 28, 201410.68
November 14, 201410.62
October 31, 201410.79
October 15, 201411.06
September 30, 201411.22
September 15, 201411.64
August 29, 201412.1
August 15, 201412.81
July 31, 201413.04
July 15, 201413.3
June 30, 201413.45
June 13, 201414.03
May 30, 201413.61
May 15, 201413.16
April 30, 201412.87
April 15, 201413.05
March 31, 201413.34
March 14, 201413.12
February 28, 201416.68
February 14, 201416.18
January 31, 201415.51
January 15, 201415.32
December 31, 201315.52
December 13, 201315.67
November 29, 201315.77
November 15, 201314.84
October 31, 201314.81
October 15, 201314.98
September 30, 201315.73
September 13, 201315.97
August 30, 201315.98
August 15, 201316.38
July 31, 201315.05
July 15, 201315.46
June 28, 201318.75
June 14, 201318.19
May 31, 201317.82
May 15, 201318.44
April 30, 201318.06
April 15, 201319.26
March 28, 201320.77
March 15, 201320.24
February 28, 201319.29
February 15, 201323.31
January 31, 201322.81
January 15, 201322.16
December 31, 201221.54
December 14, 201222.63
November 30, 201222.7
November 15, 201222.32
October 31, 201221.28
October 15, 201220.59
September 28, 201220.54
September 14, 201220.76
August 31, 201220
August 15, 201220.73
July 31, 201221.1
July 13, 201221.48
June 29, 201221.2
June 15, 201221.26
May 31, 201220.15
May 15, 201219.87
April 30, 201221.01
April 13, 201220.93
March 30, 201221.16
March 15, 201220.74
February 29, 201219.97
February 15, 201219.41
January 31, 201218.59
January 13, 201218.58
December 30, 201118.51
December 15, 201118.76
November 30, 201119.17
November 15, 201119.46
October 31, 201119.06
October 14, 201119.02
September 30, 201119.03
September 15, 201120.4
August 31, 201117.77
August 15, 201118.06
July 29, 201119.28
July 15, 201118.98
June 30, 201117.47
June 15, 201114.57
May 31, 201114.82
May 13, 201115.01
April 29, 201113.48
April 15, 201116.31
March 31, 201111.17
March 15, 201111.23
February 28, 201110.67
February 15, 20119.44
January 31, 20119.01
January 14, 20118.38
December 31, 20107.32
December 15, 20108.8
November 30, 20108.61
November 15, 20108.15
October 29, 20108.08
October 15, 20108.48
September 30, 20108.78
September 15, 20109.35
August 31, 20109.81
August 13, 20109.52
July 30, 201010.3
July 15, 20109.67
June 30, 201010.15
June 15, 20109.49
May 28, 201010.81
May 14, 20107.79
April 30, 20106.02
April 15, 20105.78
March 31, 20105.51
March 15, 20105.7
February 26, 20106.69
February 12, 20106.99
January 29, 20107.09
January 15, 20107.13
December 31, 20097.19
December 15, 20097.5
November 30, 20098.18
November 13, 20097.71
October 30, 20097.54
October 15, 20097.41
September 30, 20097.53
September 15, 20098.03
August 31, 20097.83
August 14, 20098.13
July 31, 20096.49
July 15, 20096.45
June 30, 20096.37
June 15, 20096.6
May 29, 20096.52
May 15, 20096.14
April 30, 20094.44
April 15, 20097.73
March 31, 20097.05
March 13, 20097.6
February 27, 20098.29
February 13, 20098.24
January 30, 20098.27
January 15, 20099.33
December 31, 20089.13
December 15, 200811.18
November 28, 200811.69
November 14, 200813.4
October 31, 200813.43
October 15, 200817.27
September 30, 200820.08
September 15, 200821.19
August 29, 200820.47
August 15, 200821.32
July 31, 200826.6
July 15, 200824.72
June 30, 200822.7
June 13, 200823.82
May 30, 200825.9
May 15, 200823.75
April 30, 200817.69
April 15, 200818.69
March 31, 200818.74
March 14, 200819.61
February 29, 200820.55
February 15, 200820.4
January 31, 200818.75
January 15, 200819.45
December 31, 200719.83
December 11, 200718.86
November 27, 200715.54
November 9, 200721.13
October 26, 200719.73
October 10, 200719.32
September 25, 200711.47
September 11, 200712.33
August 10, 200713.73
July 10, 20079.81
June 12, 20079.36
May 10, 20077.46
April 10, 20076.56
March 12, 20076.86
February 12, 20074.55
January 9, 20074.22
December 12, 20062.93

Institutional Ownership History (%)

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

Date Institutional Ownership
April 30, 201529
March 31, 201548
February 28, 201531
January 31, 201533
December 31, 201434
November 30, 201432
October 31, 201432
September 30, 201432
August 31, 201441
July 31, 201441
June 30, 201441
May 31, 201442
April 30, 201442
March 31, 201434
February 28, 201434
January 31, 201439
December 31, 201334
November 30, 201345
October 31, 201345
September 30, 201345
August 31, 201365
July 31, 201365
June 30, 201345
May 31, 201325
April 30, 201346
March 31, 201341
February 28, 201343
January 31, 201344
December 31, 201242
November 30, 201242
October 31, 201242
September 30, 201237
August 31, 201238
July 31, 201238
June 30, 201238
May 31, 201238
April 30, 201238
March 31, 201245
February 29, 201249
January 31, 201254
December 31, 201156
November 30, 201156
October 31, 201156
September 30, 201148
August 31, 201149
July 31, 201153
June 30, 201144
May 31, 201143
April 30, 201141
March 31, 201139
February 28, 201138
January 31, 201142
December 31, 201045
November 30, 201045
October 31, 201048
September 30, 201055
August 31, 201055
July 31, 201032
June 30, 201033
May 31, 201033
April 30, 201047
March 31, 201047
February 28, 201046
January 31, 201044
December 31, 200945
November 30, 200945
October 31, 200950
September 30, 200950
August 31, 200950
July 31, 200940
June 30, 200931
May 31, 200932
April 30, 200933
March 31, 200941
February 28, 200941
January 31, 200950
December 31, 200849
November 30, 200849
October 31, 200845
September 30, 200851
August 31, 200851
July 31, 200851
June 30, 200858
May 31, 200858
April 30, 200858
March 31, 200849
February 29, 200849
January 31, 200849

Insider ownership (%)

This is the historical insider ownership of Hansen Medical 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, 20157
March 31, 20157
February 28, 20157
January 31, 20157
December 31, 20147
November 30, 20147
October 31, 20149
September 30, 20149
August 31, 20149
July 31, 20148
June 30, 20148
May 31, 20148
March 31, 201417
February 28, 201417
January 31, 201417
December 31, 201317
November 30, 201317
October 31, 201317
September 30, 201317
August 31, 201317
July 31, 20137
June 30, 20137
May 31, 20137
April 30, 20137
March 31, 20137
January 31, 20137
November 30, 20127
October 31, 20127
September 30, 20127
August 31, 20127
July 31, 20127
June 30, 20127
May 31, 20127
April 30, 20127
March 31, 20127
February 29, 20127
January 31, 20127
December 31, 20117
November 30, 20117
October 31, 20117
September 30, 20117
August 31, 20117
July 31, 20117
June 30, 20117
May 31, 20117
April 30, 20117
March 31, 20117
February 28, 20117
January 31, 20116
December 31, 20106
November 30, 20106
October 31, 20106
September 30, 20106
August 31, 20106
July 31, 20106
June 30, 20106
May 31, 20106
April 30, 20109
March 31, 20106
February 28, 20106
January 31, 20106
December 31, 20096
November 30, 20096
October 31, 20096
September 30, 20096
August 31, 20096
July 31, 20096
June 30, 20096
May 31, 20096
April 30, 20096
March 31, 20098
February 28, 20098
January 31, 20098
December 31, 20088
November 30, 20088
October 31, 20088
July 31, 20088
June 30, 20088
May 31, 20088
April 30, 20088
March 31, 20089
February 29, 20089
January 31, 20088
December 31, 20079
November 30, 20079
October 31, 20079
September 30, 20079
August 31, 20079
July 31, 20079
June 30, 20079
May 31, 20079
April 30, 20079
March 31, 20079
February 28, 20077
January 31, 20078
December 31, 20069
November 30, 20069
October 31, 20069

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Jack W SchulerN/A5,319,7694%2014-02-26
Dr. Frederic H. Moll,M.D.Director2,640,0771.98%2012-03-01
Steven M. Van DickN/A231,9960.17%2009-04-16
Bruce J. BarclayPresident and CEO211,2860.16%2014-02-25
Robert G. YoungeN/A204,0000.15%2006-11-15
Dr. Stephen L. Newman, M.D.Director193,8610.15%2014-08-25
Daniel T. WallaceN/A138,4040.1%2011-02-28
Mr. Mittendorff Robert,M.D.VP Marketing & Bus Dev105,365less than 0.1%2011-12-15
Gary C. RestaniN/A101,612less than 0.1%2009-05-11
Marjorie L. BowenDirector101,236less than 0.1%2015-02-06

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Oracle Investment Management Inc44,379,5932015-05-1233.330.0039,058,480
BlackRock Advisors LLC   Premium Plus5,500,0002015-03-314.130.004,785,000
BlackRock Master Value Opportunities LLC4,153,4372015-04-303.150.453,696,559
Birchview Capital, LP   Premium Plus2,920,9282015-03-312.191.332,541,000
Vanguard Group, Inc.   Premium Plus2,248,8582015-03-311.690.001,956,000
Vanguard Total Stock Mkt Idx1,421,0512015-04-301.080.001,264,735
BlackRock Value Opportunities V.I. Fund1,346,5632015-04-301.020.441,198,441
Westerly Capital Management LLC   Premium Plus1,000,0002015-03-310.750.90870,000
Perkins Capital Management Inc   Premium Plus883,7002015-03-310.660.64769,000
Princeton Capital Management Inc   Premium Plus636,8402015-03-310.480.28554,000

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