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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
July 15, 20154.21
June 30, 20154.23
June 15, 20154.19
May 29, 20154.15
May 15, 20154.11
April 30, 20153.54
April 15, 20153.5
March 31, 20153.65
March 13, 20153.66
February 27, 20153.65
February 13, 20153.67
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, 20091.34
July 15, 20091.76
June 30, 20091.11
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, 20061.09
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
June 30, 201564
March 31, 201530
December 31, 201431
September 30, 201426
June 30, 201457
March 31, 201429
December 31, 201337
September 30, 201334
June 30, 201332
March 31, 201332
December 31, 201234
September 30, 201233
June 30, 201235
March 31, 201271
December 31, 201138
September 30, 201137
June 30, 201138
March 31, 201136
December 31, 201036
September 30, 201034
June 30, 201096
March 31, 201078
December 31, 200937
September 30, 200931
June 30, 200929
March 31, 200924
December 31, 200836
September 30, 200831
June 30, 200834
March 31, 200831
December 31, 200736
September 30, 200726
June 30, 200721
March 31, 200722
December 31, 200620
September 30, 200627
June 30, 200633

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
April 30, 20158
March 31, 20155
February 28, 20155
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
Robert Ian MolsonN/A2,332,8782.34%2015-02-25
Shunshiro YoshimiPres. and CEO of ATEC Pacific1,223,8631.23%2007-06-18
Leslie H. CrossChairman of the Board570,3260.57%2015-02-25
Dirk KuyperPresident and CEO, Director559,1280.56%2011-08-30
Ronald G. HiscockPresident & CEO504,0750.5%2006-11-10
Mitsuo AsaiPresident, Alphatec Pacific236,6100.24%2015-05-20
Dr. Stephen H. Hochschuler,M.D.Director232,1830.23%2010-08-19
John H. FosterDirector, 10% Owner181,3000.18%2012-11-28
Mr. Michael PlunkettCOO169,4900.17%2015-05-15
Oneil StephenDirector168,8120.17%2015-02-25

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
HEALTHPOINTCAPITAL PARTNERS II LP31,787,7382014-04-1532.54N/A47,682
Deerfield Management Co   Premium Plus4,982,7382015-03-314.990.237,225
Paradigm Capital Management, Inc.   Premium Plus4,537,1812015-03-314.540.686,579
BlackRock Fund Advisors   Premium Plus2,406,9862015-03-312.41N/A3,490
Vanguard Group, Inc.   Premium Plus2,394,1712015-03-312.40N/A3,471
Chubb Corp   Premium Plus2,302,0702015-03-312.310.173,338
Federal Insurance Company2,302,0702014-12-312.310.013,246
Dimensional Fund Advisors, Inc.   Premium Plus1,609,0822015-03-311.61N/A2,333
Segall Bryant & Hamill   Premium Plus1,546,1292015-03-311.550.052,242
Robeco Investment Management, Inc.   Premium Plus1,364,4852015-03-311.37N/A1,979

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User Comments

Ymd7931
ReplyYmd7931 - 1 year 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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