Insider Trading activities of National Dentex Corp /ma/ insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of National Dentex Corp /ma/ since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of National Dentex Corp /ma/ since year 2005. Table 2 shows the detailed insider transactions of National Dentex Corp /ma/ since 2005. The reporting company's ticker symbol is NADX. The reporting company's CIK number is 913616.
The total value of stock buying since 2005 is $434,482.
The total value of stock sales since 2005 is $856,295.
The total value of stock option exercises since 2005 is $781,930.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for National Dentex Corp /ma/ (NADX).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2010-04 0 $0 0 $0 22,200 $192,406
2009-03 58,173 $184,578 0 $0 0 $0
2008-03 7,913 $98,437 12,000 $145,800 12,000 $112,992
2007-10 0 $0 0 $0 21,450 $293,135
2007-08 0 $0 1,650 $28,101 1,839 $25,406
2007-05 9,000 $151,467 0 $0 0 $0
2006-09 0 $0 447 $8,944 0 $0
2006-06 0 $0 6,104 $136,842 0 $0
2006-05 0 $0 22,028 $505,301 0 $0
2006-04 0 $0 0 $0 2,250 $29,623
2006-03 0 $0 1,000 $20,432 9,750 $128,368
2005-12 0 $0 500 $10,875 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of National Dentex Corp /ma/ insiders (NADX)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-04-05 Coll Wayne M (VP CFO & Asst.Treasurer) Option Ex 3,450 8.67 29,901
2010-04-02 Becker Richard F Jr (Exec VP, Treasuer) Option Ex 7,500 8.67 65,002
2010-04-02 Brown David L (Chairman and CEO) Option Ex 11,250 8.67 97,503
2009-03-23 Brown David L (President, and CEO) Buy 2,103 4.27 8,986
2009-03-18 Green John W (Exec V P Lab Operations) Buy 30,670 3.20 98,266
2009-03-18 Coll Wayne M (VP CFO & Asst.Treasurer) Buy 400 3.27 1,306
2009-03-18 Callahan Thomas E (Director) Buy 10,000 2.60 25,980
2009-03-18 Brown David L (President, and CEO) Buy 15,000 3.34 50,040
2008-03-20 Green John W (Exec V P Lab Operations) Buy 7,913 12.44 98,437
2008-03-20 Merz Donald E (Retired Senior Vice President) Sale 12,000 12.15 145,800
2008-03-20 Merz Donald E (Retired Senior Vice President) Option Ex 12,000 9.42 112,992
2007-10-26 Brown David L (President, and CEO) Option Ex 9,000 13.67 122,994
2007-10-25 Coll Wayne M (VP CFO & Asst.Treasurer) Option Ex 1,950 13.67 26,648
2007-10-23 Becker Richard F Jr (Exec VP, Treasuer) Option Ex 6,000 13.67 81,996
2007-10-17 Mariacher Richard G (Vice President Technical Servi) Option Ex 4,500 13.67 61,497
2007-08-29 Dine Lynn D (V.P. Research & Development) Sale 1,650 17.03 28,101
2007-08-29 Dine Lynn D (V.P. Research & Development) Option Ex 1,650 13.83 22,824
2007-08-10 Ribeiro Dean A (Vice President Client Relation) Option Ex 189 13.67 2,582
2007-05-23 Baker Douglas H (Vice President, Operations) Buy 6,000 17.44 104,670
2007-05-18 Brown David L (President, and CEO) Buy 2,000 15.67 31,342
2007-05-16 Keller Thomas A (Vice President, Operations) Buy 1,000 15.46 15,455
2006-09-15 Coll Wayne M (VP Controller & Asst.Treasurer) Sale 447 20.01 8,944
2006-06-12 Champagne Arthur B (Group Vice President) Sale 5,150 22.50 115,854
2006-06-08 Champagne Arthur B (Group Vice President) Sale 954 22.00 20,988
2006-05-26 Champagne Arthur B (Group Vice President) Sale 6,646 22.71 150,930
2006-05-02 Merz Donald E (Senior Vice President) Sale 14,032 23.01 322,876
2006-05-02 Mariacher Richard G (Vice President, Technical Serv) Sale 697 23.25 16,205
2006-05-01 Mariacher Richard G (Vice President, Technical Serv) Sale 653 23.42 15,290
2006-04-07 Mariacher Richard G (Vice President Technical Servi) Option Ex 2,250 13.17 29,623
2006-03-31 Dine Lynn D (V.P. Research & Development) Option Ex 1,500 13.17 19,749
2006-03-31 Merz Donald E (Senior Vice President) Option Ex 2,250 13.17 29,623
2006-03-23 Becker Richard F Jr (Exec VP, Treasuer & CFO) Option Ex 3,000 13.17 39,498
2006-03-21 Brown David L (President, and CEO) Option Ex 3,000 13.17 39,498
2006-03-10 Callahan Thomas E (Director) Sale 675 20.40 13,769
2006-03-09 Callahan Thomas E (Director) Sale 125 20.51 2,563
2006-03-08 Callahan Thomas E (Director) Sale 200 20.50 4,100
2005-12-06 Becker Richard F Jr (CFO) Sale 500 21.75 10,875

Insider trading activities including stock purchases, stock sales, and option exercises of NADX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of National Dentex Corp /ma/ (symbol NADX, CIK number 913616) see the Securities and Exchange Commission (SEC) website.