Kevin J. Wiersma serves as Executive at MEDTOX SCIENTIFIC INC, where they oversee executive responsibilities. Since joining the company, Kevin J. Wiersma has executed 50 insider transactions totaling $758.4K, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 31, 2012 involved selling 30,045 shares valued at $811.2K.
Kevin J. Wiersma currently holds 4,165 shares of MEDTOX SCIENTIFIC INC (TOX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Kevin J. Wiersma has been a net seller of TOX stock. They have purchased $0 and sold $758.4K worth of shares.
Kevin J. Wiersma's most recent insider trade was on Jul 31, 2012, when they sold 30,045 shares at $27.00 per share.
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| 86,917 |
| $27.00 |
| Discretionary |
| Jul 31, 2012 | MTOX | $112.5K | Disposition | 4,165 | $27.00 | Discretionary |
| Apr 3, 2012 | MTOX | $287.0K | Award | 16,522 | $17.37 | Discretionary |
| Apr 3, 2012 | MTOX | $22.5K | Award | 1,295 | $17.37 | Discretionary |
| Mar 30, 2012 | MTOX | $228.0K | Payment | 13,525 | $16.86 | Discretionary |
| Nov 22, 2011 | MTOX | $67.8K | Payment | 4,955 | $13.68 | Discretionary |
| Nov 22, 2011 | MTOX | $67.8K | Option Exercise | 9,900 | $6.85 | Discretionary |
| Nov 22, 2011 | MTOX | $25.2K | Payment | 1,844 | $13.68 | Discretionary |
| May 9, 2011 | MTOX | $22.0K | Award | 1,407 | $15.64 | Discretionary |
| May 9, 2011 | MTOX | $211.5K | Award | 13,523 | $15.64 | Discretionary |
| Apr 1, 2011 | MTOX | $51.8K | Payment | 3,157 | $16.40 | Discretionary |
| Dec 21, 2010 | MTOX | $56.5K | Award | 4,672 | $12.09 | Discretionary |
| Dec 21, 2010 | MTOX | $1.7K | Award | 129 | $12.93 | Discretionary |
| Nov 15, 2010 | MTOX | $93.6K | Payment | 7,311 | $12.80 | Discretionary |
| Nov 15, 2010 | MTOX | $93.5K | Option Exercise | 21,999 | $4.25 | Discretionary |
| May 12, 2010 | MTOX | $16.5K | Award | 1,334 | $12.37 | Discretionary |
| Aug 6, 2009 | MTOX | $36.2K | Option Exercise | 9,168 | $3.95 | Discretionary |
| Aug 6, 2009 | MTOX | $15.3K | Payment | 1,713 | $8.96 | Discretionary |
| Aug 6, 2009 | MTOX | $36.2K | Payment | 4,045 | $8.96 | Discretionary |
| Apr 28, 2009 | MTOX | $2.3K | Award | 291 | $8.03 | Discretionary |
| Mar 19, 2009 | MTOX | $20.0K | Award | 3,036 | $6.59 | Discretionary |
| Mar 9, 2009 | MTOX | $14.3K | Award | 2,127 | $6.73 | Discretionary |
| Mar 6, 2009 | MTOX | $9.5K | Award | 1,366 | $6.92 | Discretionary |
| Feb 29, 2008 | MTOX | $157.8K | Disposition | 9,869 | $15.99 | Discretionary |
| Feb 29, 2008 | MTOX | $157.8K | Sale | 9,869 | $15.99 | Discretionary |
| Feb 29, 2008 | MTOX | $111.8K | Sale | 7,000 | $15.97 | Discretionary |
| Feb 29, 2008 | MTOX | $21.4K | Award | 1,337 | $15.99 | Discretionary |
| Feb 27, 2008 | MTOX | $43.7K | Option Exercise | 9,168 | $4.77 | Discretionary |
| Feb 27, 2008 | MTOX | $43.7K | Payment | 2,717 | $16.10 | Discretionary |