Lawrence A. Siebert serves as Executive at CHEMBIO DIAGNOSTICS, INC., where they oversee executive responsibilities. Since joining the company, Lawrence A. Siebert has executed 59 insider transactions totaling $386.3K, demonstrating a bearish approach to their equity position. Their most recent transaction on Mar 31, 2014 involved exercising options for 25,000 shares valued at $26.0K.
Lawrence A. Siebert currently holds 839,511 shares of CHEMBIO DIAGNOSTICS, INC. (CEMI.OB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Lawrence A. Siebert has been a net seller of CEMI.OB stock. They have purchased $185.9K and sold $200.4K worth of shares.
Lawrence A. Siebert's most recent insider trade was on Mar 31, 2014, when they sold 25,000 shares at $1.04 per share.
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| $1.04 |
| Discretionary |
| Nov 11, 2013 | CEMI | $53.3K | Sale | 15,000 | $3.55 | Discretionary |
| Nov 8, 2013 | CEMI | $55.6K | Sale | 15,000 | $3.71 | Discretionary |
| Jun 3, 2013 | CEMI | $25.0K | Exercise | 24,085 | $1.04 | Discretionary |
| Feb 15, 2013 | CEMI | $11.3K | Exercise | 6,412 | $1.76 | Discretionary |
| Jan 3, 2013 | CEMI | $0 | Gift | 5,000 | $N/A | Discretionary |
| Sep 14, 2012 | CEMI | $13.5K | Sale | 3,100 | $4.34 | Discretionary |
| Sep 13, 2012 | CEMI | $16.1K | Sale | 3,705 | $4.35 | Discretionary |
| Sep 13, 2012 | CEMI | $20.6K | Sale | 4,650 | $4.42 | Discretionary |
| Sep 13, 2012 | CEMI | $438 | Sale | 100 | $4.38 | Discretionary |
| Sep 13, 2012 | CEMI | $439 | Sale | 100 | $4.39 | Discretionary |
| Sep 12, 2012 | CEMI | $439 | Sale | 100 | $4.39 | Discretionary |
| Sep 11, 2012 | CEMI | $4.3K | Sale | 1,000 | $4.35 | Discretionary |
| Sep 10, 2012 | CEMI | $8.8K | Sale | 2,000 | $4.40 | Discretionary |
| Sep 10, 2012 | CEMI | $89 | Sale | 20 | $4.44 | Discretionary |
| Sep 7, 2012 | CEMI | $26.8K | Sale | 6,100 | $4.40 | Discretionary |
| Dec 9, 2011 | CEMI | $484 | Purchase | 1,100 | $0.44 | Discretionary |
| Dec 9, 2011 | CEMI | $8.1K | Purchase | 18,900 | $0.43 | Discretionary |
| Dec 5, 2011 | CEMI | $4.5K | Purchase | 10,725 | $0.42 | Discretionary |
| Dec 5, 2011 | CEMI | $4.2K | Purchase | 10,000 | $0.42 | Discretionary |
| May 25, 2011 | CEMI | $6.5K | Exercise | 50,000 | $0.13 | Discretionary |
| May 25, 2011 | CEMI | $6.5K | Exercise | 50,000 | $0.13 | Discretionary |
| May 3, 2011 | CEMI | $1.3K | Exercise | 10,000 | $0.13 | Discretionary |
| May 3, 2011 | CEMI | $6.5K | Exercise | 50,000 | $0.13 | Discretionary |
| Mar 14, 2011 | CEMI | $21.0K | Purchase | 50,000 | $0.42 | Discretionary |
| Mar 11, 2011 | CEMI | $6.3K | Purchase | 15,000 | $0.42 | Discretionary |
| Dec 20, 2010 | CEMI | $0 | Gift | 55,860 | $N/A | Discretionary |
| Dec 20, 2010 | CEMI | $0 | Gift | 55,860 | $N/A | Discretionary |
| Dec 31, 2009 | CEMI | $0 | Gift | 139,372 | $N/A | Discretionary |