David F. Pfeiffer serves as Executive at COLLAGENEX PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, David F. Pfeiffer has executed 107 insider transactions totaling $982.0K, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 4, 2008 involved selling 6,667 shares valued at $81.9K.
David F. Pfeiffer currently holds 11,500 shares of COLLAGENEX PHARMACEUTICALS INC (CGPI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David F. Pfeiffer has been a net seller of CGPI stock. They have purchased $0 and sold $982.0K worth of shares.
David F. Pfeiffer's most recent insider trade was on Feb 4, 2008, when they sold 6,667 shares at $12.28 per share.
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| $6.25 |
| Discretionary |
| Jan 28, 2008 | CGPI | $64.9K | Sale | 5,503 | $11.80 | Discretionary |
| Jan 28, 2008 | CGPI | $1.9K | Sale | 164 | $11.83 | Discretionary |
| Jan 28, 2008 | CGPI | $11.8K | Sale | 1,000 | $11.81 | Discretionary |
| Jan 28, 2008 | CGPI | $41.7K | Option Exercise | 6,667 | $6.25 | Discretionary |
| Jan 22, 2008 | CGPI | $72.5K | Sale | 6,666 | $10.88 | Discretionary |
| Jan 22, 2008 | CGPI | $41.7K | Option Exercise | 6,666 | $6.25 | Discretionary |
| Jul 16, 2007 | CGPI | $1.3K | Sale | 103 | $12.72 | Discretionary |
| Jul 16, 2007 | CGPI | $2.6K | Sale | 200 | $12.84 | Discretionary |
| Jul 16, 2007 | CGPI | $141 | Sale | 11 | $12.80 | Discretionary |
| Jul 16, 2007 | CGPI | $1.1K | Sale | 89 | $12.81 | Discretionary |
| Jul 16, 2007 | CGPI | $1.3K | Sale | 100 | $12.82 | Discretionary |
| Jul 16, 2007 | CGPI | $2.6K | Sale | 200 | $12.76 | Discretionary |
| Jul 16, 2007 | CGPI | $2.5K | Sale | 200 | $12.75 | Discretionary |
| Jul 16, 2007 | CGPI | $2.5K | Sale | 200 | $12.69 | Discretionary |
| Jul 16, 2007 | CGPI | $106.3K | Option Exercise | 10,000 | $10.63 | Discretionary |
| Jul 16, 2007 | CGPI | $17.6K | Sale | 1,400 | $12.56 | Discretionary |
| Jul 16, 2007 | CGPI | $14.7K | Sale | 1,167 | $12.57 | Discretionary |
| Jul 16, 2007 | CGPI | $5.0K | Sale | 400 | $12.55 | Discretionary |
| Jul 16, 2007 | CGPI | $7.5K | Sale | 600 | $12.51 | Discretionary |
| Jul 16, 2007 | CGPI | $11.6K | Sale | 933 | $12.48 | Discretionary |
| Jul 16, 2007 | CGPI | $17.6K | Sale | 1,400 | $12.58 | Discretionary |
| Jul 16, 2007 | CGPI | $12.5K | Sale | 1,000 | $12.54 | Discretionary |
| Jul 16, 2007 | CGPI | $3.8K | Sale | 300 | $12.52 | Discretionary |
| Jul 16, 2007 | CGPI | $1.3K | Sale | 100 | $12.53 | Discretionary |
| Jul 16, 2007 | CGPI | $3.8K | Sale | 300 | $12.59 | Discretionary |
| Jul 16, 2007 | CGPI | $3.7K | Sale | 300 | $12.47 | Discretionary |
| Jul 16, 2007 | CGPI | $2.5K | Sale | 200 | $12.65 | Discretionary |
| Jul 16, 2007 | CGPI | $2.5K | Sale | 200 | $12.64 | Discretionary |