Insider Trading History of Pfeiffer David F

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) by Pfeiffer David F since 2005. The trader's CIK number is 1233934. At the time of the last reporting, Pfeiffer David F was the Sr. VP, Sales and Ma of Collagenex Pharmaceuticals Inc. (stock ticker symbol CGPI). Also see all insider trading activities at Collagenex Pharmaceuticals Inc.


Yearly summary of insider trading at Collagenex Pharmaceuticals Inc (CGPI) by Pfeiffer David F

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2008 CGPI 0 $0 26,667 $311,910 26,667 $166,666
2007 CGPI 0 $0 60,000 $749,470 60,000 $637,500
2005 CGPI 4,000 $19,600 0 $0 0 $0


Insider trading of Collagenex Pharmaceuticals Inc (CGPI) by Pfeiffer David F

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2008-02-04 CGPI Option Ex 6,667 6.25 41,668
2008-02-04 CGPI Sale 6,667 12.28 81,870
2008-01-28 CGPI Option Ex 6,667 6.25 41,668
2008-01-28 CGPI Sale 6,667 11.81 78,757
2008-01-28 CGPI Option Ex 6,667 6.25 41,668
2008-01-28 CGPI Sale 6,667 11.81 78,757
2008-01-22 CGPI Option Ex 6,666 6.25 41,662
2008-01-22 CGPI Sale 6,666 10.88 72,526
2007-07-16 CGPI Sale 10,000 12.65 126,510
2007-07-16 CGPI Option Ex 10,000 10.62 106,250
2007-07-09 CGPI Option Ex 10,000 10.62 106,250
2007-07-09 CGPI Sale 10,000 12.87 128,680
2007-07-02 CGPI Option Ex 10,000 10.62 106,250
2007-07-02 CGPI Sale 10,000 12.79 127,940
2007-06-25 CGPI Option Ex 10,000 10.62 106,250
2007-06-25 CGPI Sale 10,000 12.35 123,510
2007-06-18 CGPI Sale 10,000 12.24 122,420
2007-06-18 CGPI Option Ex 10,000 10.62 106,250
2007-06-11 CGPI Option Ex 10,000 10.62 106,250
2007-06-11 CGPI Sale 10,000 12.04 120,410
2005-06-10 CGPI Buy 4,000 4.90 19,600

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Pfeiffer David F (Sr. VP, Sales and Ma of Collagenex Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.



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