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Insider Trading: Alphatec Holdings, Inc.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Alphatec Holdings, Inc. since year 2005 are given in the first table. The second table lists detailed insider transactions reported by Alphatec Holdings, Inc. since 2005. The reporting company's ticker symbol is ATEC. The reporting company's CIK number is 1350653. The total value of stock buying during this period is $20,713,355. The total value of stock sales is $145,449. The total value of stock exercises is $0.

Figure 1. Monthly insider transaction values at Alphatec Holdings, Inc. (ATEC) in the past 24 months. The trade values of insider stock buys, sales, and option exercises are in logarithmic scale as shown on the right axis labels. The detailed monthly and daily insider transactions are listed in the 2 tables below.

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • $19,031k

    $1,903k

    $190k

    $19k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at Alphatec Holdings, Inc. (ATEC) in the past 24 months. See table 2 for insider transaction details.

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • $9.00

    $6.75

    $4.50

    $2.25



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Alphatec Holdings, Inc. (ATEC).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2008-03 3,000 15,225 0 0 0 0
2008-01 0 0 17,250 84,764 0 0
2007-11 2,010 8,432 0 0 0 0
2007-10 0 0 17,250 60,685 0 0
2007-09 5,516,100 19,031,495 0 0 0 0
2007-07 690,000 69 0 0 0 0
2007-06 4,200 15,120 0 0 0 0
2006-11 57,929 180,020 0 0 0 0
2006-08 217,200 1,253,555 0 0 0 0
2006-06 23,271 209,439 0 0 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for Alphatec Holdings, Inc. (ATEC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2008-03-14 Garner Ebun (General Counsel and VP) Purchase 3,000 5.08 15,225
2008-01-02 Kuyper Dirk (President and CEO) Sale 17,250 4.91 84,764
2007-11-26 Kuyper Dirk (President and CEO) Purchase 1,000 4.54 4,544
2007-11-20 Kuyper Dirk (President and CEO) Purchase 1,010 3.85 3,888
2007-10-02 Kuyper Dirk (President and CEO) Sale 17,250 3.52 60,685
2007-09-26 Foster John (Director) Purchase 2,750,000 3.45 9,487,500
2007-09-26 Berkowitz Mortimer Iii (Chairman) Purchase 2,750,000 3.45 9,487,500
2007-09-20 Kuyper Dirk (President and CEO) Purchase 10,000 3.45 34,500
2007-09-20 Garner Ebun (General Counsel and VP) Purchase 1,100 3.45 3,795
2007-09-13 Kuyper Dirk (President and CEO) Purchase 5,000 3.64 18,200
2007-07-02 Kuyper Dirk (President and CEO) Purchase 690,000 .00 69
2007-06-14 Berkowitz Mortimer Iii (Director) Purchase 4,200 3.60 15,120
2006-11-13 Yasbek Steven (CFO, VP and Treas.) Purchase 5,800 3.00 17,400
2006-11-10 Hiscock Ronald (President and CEO) Purchase 16,129 3.17 51,185
2006-11-10 Garner Ebun (General Counsel and VP) Purchase 1,000 3.03 3,030
2006-11-10 Bellucci Herbert J (VP, Manufactuing & Intl.) Purchase 30,000 3.10 92,940
2006-11-09 Romanoski Vicky (Senior VP, CAO and Sec.) Purchase 5,000 3.09 15,465
2006-08-24 Romanoski Vicky (Senior VP, CAO and Secretary) Purchase 3,000 5.10 15,299
2006-08-17 Foster John (Chairman) Purchase 5,800 5.92 34,343
2006-08-17 Garner Ebun (General Counsel and VP) Purchase 300 5.97 1,791
2006-08-14 Foster John (Chairman) Purchase 10,700 6.13 65,624
2006-08-11 Foster John (Chairman) Purchase 5,300 5.89 31,222
2006-08-11 Berkowitz Mortimer Iii (Director) Purchase 3,600 5.89 21,218
2006-08-10 Foster John (Chairman) Purchase 8,600 5.88 50,602
2006-08-10 Berkowitz Mortimer Iii (Director) Purchase 400 5.49 2,196
2006-08-09 Foster John (Chairman) Purchase 63,800 6.01 383,457
2006-08-08 Foster John (Chairman) Purchase 111,700 5.60 625,196
2006-08-08 Romanoski Vicky (VP, CAO and Secretary) Purchase 2,000 5.45 10,900
2006-06-07 Romanoski Vicky (Chief Admin Ofcr, VP & Scrty) Purchase 2,221 9.00 19,989
2006-06-07 Lacienski Daniel (Executive VP, Operations) Purchase 444 9.00 3,996
2006-06-07 Hiscock Ronald (President & CEO) Purchase 9,443 9.00 84,987
2006-06-07 Garner Ebun (VP, Legal Affairs & Compliance) Purchase 777 9.00 6,993
2006-06-07 Weise Scott (VP, Business Dev. & Marketing) Purchase 1,111 9.00 9,999
2006-06-07 Northcutt Trent (VP, Sales) Purchase 3,333 9.00 29,997
2006-06-07 Steven Reinecke (VP, Research & Development) Purchase 1,111 9.00 9,999
2006-06-07 Plotkin Brian (VP, Information Technology) Purchase 1,666 9.00 14,994
2006-06-07 Bradshaw Kimberly (VP, Physician Services) Purchase 166 9.00 1,494
2006-06-07 Bellucci Herbert J (VP, Manufacturing) Purchase 777 9.00 6,993
2006-06-07 Dixon Stephen T D (CFO, VP and Treasurer) Purchase 2,222 9.00 19,998

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Alphatec Holdings, Inc. (symbol ATEC, CIK number 1350653) see the Securities and Exchange Commission (SEC) website.

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