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Alphatec Holdings Inc (ATEC)Ownership Data

Short Interest History (%)

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

Date Short Interest
January 30, 20153.69
January 15, 20153.68
December 31, 20143.58
December 15, 20143.43
November 28, 20143.15
November 14, 20142.83
October 31, 20142.68
October 15, 20141.23
September 30, 20140.62
September 15, 20140.31
August 29, 20140.34
August 15, 20140.33
July 31, 20140.4
July 15, 20140.54
June 30, 20146.09
June 13, 20144.5
May 30, 20143.79
May 15, 20143.55
April 30, 20143.32
April 15, 20142.94
March 31, 20142.19
March 14, 20141.74
February 28, 20141.44
February 14, 20141.35
January 31, 20140.87
January 15, 20140.71
December 31, 20130.86
December 13, 20130.9
November 29, 20131.06
November 15, 20131.06
October 31, 20131.28
October 15, 20131.46
September 30, 20131.5
September 13, 20131.57
August 30, 20131.4
August 15, 20131.23
July 31, 20131.37
July 15, 20131.69
June 28, 20131.45
June 14, 20131.52
May 31, 20131.46
May 15, 20131.61
April 30, 20131.71
April 15, 20131.76
March 28, 20131.72
March 15, 20131.76
February 28, 20131.76
February 15, 20131.66
January 31, 20131.85
January 15, 20132.01
December 31, 20122.09
December 14, 20122.57
November 30, 20122.82
November 15, 20122.62
October 31, 20122.6
October 15, 20122.68
September 28, 20122.93
September 14, 20123.36
August 31, 20123.42
August 15, 20123.62
July 31, 20123.8
July 13, 20123.95
June 29, 20124.2
June 15, 20124.33
May 31, 20124.22
May 15, 20123.93
April 30, 20123.98
April 13, 20123.91
March 30, 20123.79
March 15, 20124.09
February 29, 20124.02
February 15, 20123.95
January 31, 20124.29
January 13, 20124.45
December 30, 20114.68
December 15, 20114.88
November 30, 20116.13
November 15, 20115.95
October 31, 20115.94
October 14, 20116.2
September 30, 20116.46
September 15, 20116.37
August 31, 20116.13
August 15, 20116.18
July 29, 20116.46
July 15, 20115.91
June 30, 20116.32
June 15, 20115.99
May 31, 20116.15
May 13, 20115.34
April 29, 20115.27
April 15, 20115.24
March 31, 20115.24
March 15, 20115.2
February 28, 20114.97
February 15, 20115.21
January 31, 20115.06
January 14, 20115.07
December 31, 20104.77
December 15, 20105.22
November 30, 20105.17
November 15, 20105.32
October 29, 20105.06
October 15, 20105.41
September 30, 20105.59
September 15, 20105.76
August 31, 20105.81
August 13, 20104.46
July 30, 20106.13
July 15, 20105.33
June 30, 20105.24
June 15, 20104.49
May 28, 20106.16
May 14, 20105.99
April 30, 20104.17
April 15, 20103.33
March 31, 20103.1
March 15, 20103.02
February 26, 20103.5
February 12, 20103.34
January 29, 20101.77
January 15, 20101.55
December 31, 20091.33
December 15, 20091.37
November 30, 20091.22
November 13, 20091.09
October 30, 20090.96
October 15, 20090.83
September 30, 20090.89
September 15, 20090.92
August 31, 20090.89
August 14, 20091.12
July 31, 20091.46
July 15, 20091.92
June 30, 20091.21
June 15, 20091.3
May 29, 20091.29
May 15, 20091.2
April 30, 20090.97
April 15, 20090.97
March 31, 20091.12
March 13, 20091.23
February 27, 20091.08
February 13, 20091.12
January 30, 20091.21
January 15, 20091.17
December 31, 20081.26
December 15, 20081.56
November 28, 20081.62
November 14, 20081.77
October 31, 20082.11
October 15, 20082.44
September 30, 20082.97
September 15, 20082.97
August 29, 20082.82
August 15, 20083.07
July 31, 20083.52
July 15, 20083.98
June 30, 20080.51
June 13, 20080.46
May 30, 20080.46
May 15, 20080.49
April 30, 20080.4
April 15, 20080.31
March 31, 20080.31
March 14, 20080.3
February 29, 20080.24
February 15, 20080.21
January 31, 20080.12
January 15, 20080.13
December 31, 20070.08
December 11, 20070.05
November 27, 20070.08
November 9, 20070.17
October 26, 20070.18
October 10, 20070.1
September 25, 20070.02
September 11, 20070.02
August 10, 20070.02
July 10, 20070.01
June 12, 20070.03
May 10, 20070.01
April 10, 20070.01
March 12, 20070.01
February 12, 20070.01
December 12, 20060.02
November 10, 20060.1
October 10, 20060.1
September 12, 20060.6
August 10, 20060.76
July 11, 20061.15
June 12, 20060.21

Institutional Ownership History (%)

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

Date Institutional Ownership
January 31, 201561
December 31, 201461
November 30, 201461
October 31, 201461
September 30, 201462
August 31, 201462
July 31, 201462
June 30, 201463
May 31, 201465
April 30, 201462
March 31, 201435
February 28, 201437
January 31, 201437
December 31, 201335
November 30, 201336
October 31, 201336
September 30, 201335
August 31, 201334
July 31, 201334
June 30, 201334
May 31, 201333
April 30, 201366
March 31, 20133
February 28, 201366
January 31, 201371
December 31, 201271
November 30, 201271
October 31, 201270
September 30, 201272
August 31, 201272
July 31, 201272
June 30, 201273
May 31, 201272
April 30, 201272
March 31, 201273
February 29, 201276
January 31, 201240
December 31, 201140
November 30, 201140
October 31, 201140
September 30, 201143
August 31, 201144
July 31, 201143
June 30, 201180
May 31, 201177
April 30, 201177
March 31, 201175
February 28, 201175
January 31, 201177
December 31, 201077
November 30, 201077
October 31, 201078
September 30, 201083
August 31, 201083
July 31, 201068
June 30, 201064
May 31, 201062
April 30, 201095
March 31, 201033
February 28, 201033
January 31, 201032
December 31, 200931
November 30, 200931
October 31, 200929
September 30, 200933
August 31, 200933
July 31, 200928
June 30, 200927
May 31, 200929
April 30, 200930
March 31, 200931
February 28, 200931
January 31, 200933
December 31, 200832
November 30, 200828
October 31, 200830
September 30, 200832
August 31, 200832
July 31, 200832
June 30, 200831
May 31, 200831
April 30, 200831
March 31, 200832
February 29, 200832
January 31, 200832

Insider ownership (%)

This is the historical insider ownership of Alphatec Holdings 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
January 31, 20155
December 31, 20145
November 30, 20145
October 31, 20145
September 30, 20145
August 31, 20145
July 31, 20145
June 30, 20145
May 31, 20145
March 31, 20145
February 28, 20145
January 31, 20145
December 31, 20135
November 30, 20135
October 31, 20135
September 30, 20135
August 31, 20135
July 31, 20135
June 30, 20135
May 31, 20135
April 30, 20135
March 31, 20135
January 31, 20135
November 30, 20125
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, 20114
October 31, 20114
September 30, 20114
August 31, 20114
July 31, 20114
June 30, 20114
May 31, 20114
April 30, 20114
March 31, 20114
February 28, 20114
January 31, 20114
December 31, 20104
November 30, 20104
October 31, 20104
September 30, 20104
August 31, 20104
July 31, 20104
June 30, 20104
May 31, 20104
April 30, 20106
March 31, 20106
February 28, 20106
January 31, 20107
December 31, 20097
November 30, 20097
October 31, 20097
September 30, 20097
August 31, 20097
July 31, 20097
June 30, 20097
May 31, 200969
April 30, 200969
March 31, 200969
February 28, 200969
January 31, 200969
December 31, 200869
November 30, 200869
October 31, 200869
September 30, 200869
August 31, 200869
July 31, 200869
June 30, 200869
May 31, 200869
April 30, 20083
March 31, 20084
February 29, 20087
January 31, 20087
December 31, 20077
November 30, 20077
October 31, 20077
September 30, 20077
August 31, 20077
July 31, 20079
June 30, 20079
May 31, 20078
April 30, 20075
March 31, 20075
February 28, 20074
January 31, 20074
December 31, 20064
November 30, 20064
October 31, 20064
September 30, 20064
June 30, 20063
May 31, 20063

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Shunshiro YoshimiPres. and CEO of ATEC Pacific1,223,8631.25%2007-06-18
Dirk KuyperPresident and CEO, Director559,1280.57%2011-08-30
Leslie H. CrossChairman of the Board514,7700.52%2014-05-14
Ronald G. HiscockPresident & CEO504,0750.51%2006-11-10
Dr. Stephen H. Hochschuler,M.D.Director232,1830.24%2010-08-19
Mitsuo AsaiPresident, Alphatec Pacific197,8520.2%2014-12-09
John H. FosterDirector, 10% Owner181,3000.18%2012-11-28
Mr. Patrick RyanCOO166,4660.17%2013-08-08
Robert Ian MolsonN/A154,7780.16%2014-07-29
Mr. Michael PlunkettCOO151,3740.15%2014-11-14

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
HEALTHPOINTCAPITAL PARTNERS II LP31,787,7382014-04-1532.540.0047,681,607
Paradigm Capital Management, Inc.4,474,3002014-12-314.560.626,309,000
Deerfield Management Co3,982,7382014-12-314.060.205,616,000
BlackRock Fund Advisors2,425,8822014-12-312.470.003,420,000
Vanguard Group, Inc.2,386,3712014-12-312.430.003,365,000
Federal Insurance Company2,302,0702013-12-312.360.024,627,161
Chubb Corp2,302,0702014-12-312.340.173,246,000
Dimensional Fund Advisors, Inc.1,710,3142014-12-311.740.002,411,000
Robeco Investment Management, Inc.1,469,9892014-12-311.500.002,073,000
StepStone Group LLC1,344,1792014-12-311.370.431,895,000

Add Notes, Comments

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User Comments

Ymd7931
ReplyYmd7931 - 11 months ago
overall rev. is going up, but the net income is decreasing due to heavy weight on sg&a expenses and other expense.
Should be OK if the produts get on the track.

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