Mark A. Birner serves as Executive at BIRNER DENTAL MANAGEMENT SERVICES INC, where they oversee executive responsibilities. Since joining the company, Mark A. Birner has executed 10 insider transactions totaling $730.0K, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 4, 2012 involved selling 1,744 shares valued at $27.9K.
Mark A. Birner currently holds 388,956 shares of BIRNER DENTAL MANAGEMENT SERVICES INC (BDMS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark A. Birner has been a net seller of BDMS stock. They have purchased $55.1K and sold $674.9K worth of shares.
Mark A. Birner's most recent insider trade was on Jan 4, 2012, when they sold 1,744 shares at $16.00 per share.
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| $16.00 |
| Discretionary |
| Feb 23, 2009 | BDMS | $53.1K | Purchase | 4,802 | $11.05 | Discretionary |
| Feb 20, 2009 | BDMS | $2.1K | Purchase | 198 | $10.50 | Discretionary |
| Dec 12, 2007 | BDMS | $290.4K | Payment | 13,830 | $21.00 | Discretionary |
| Dec 12, 2007 | BDMS | $290.4K | Option Exercise | 49,734 | $5.84 | Discretionary |
| Nov 20, 2007 | BDMS | $109.5K | Sale | 5,000 | $21.90 | Discretionary |
| Nov 15, 2006 | BDMS | $98.9K | Option Exercise | 16,932 | $5.84 | Discretionary |
| Oct 5, 2006 | BDMS | $265.4K | Sale | 12,200 | $21.75 | Discretionary |
| Apr 13, 2006 | BDMS | $300.0K | Sale | 20,000 | $15.00 | Discretionary |