Tim B. Johnson serves as Executive at VENTANA MEDICAL SYSTEMS INC, where they oversee executive responsibilities. Since joining the company, Tim B. Johnson has executed 93 insider transactions totaling $6.2M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 8, 2007 involved selling 5,500 shares valued at $275.1K.
Tim B. Johnson currently holds 16,738 shares of VENTANA MEDICAL SYSTEMS INC (VMSI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Tim B. Johnson has been a net seller of VMSI stock. They have purchased $43.0K and sold $6.2M worth of shares.
Tim B. Johnson's most recent insider trade was on May 8, 2007, when they sold 5,500 shares at $50.02 per share.
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| $46.45 |
| Discretionary |
| May 8, 2007 | VMSI | $275.1K | Sale | 5,500 | $50.02 | Discretionary |
| Apr 11, 2007 | VMSI | $21.7K | Option Exercise | 968 | $22.37 | Discretionary |
| Apr 11, 2007 | VMSI | $3.4K | Option Exercise | 334 | $10.06 | Discretionary |
| Apr 11, 2007 | VMSI | $26.7K | Option Exercise | 2,657 | $10.06 | Discretionary |
| Apr 5, 2007 | VMSI | $100.8K | Sale | 2,366 | $42.61 | Discretionary |
| Apr 5, 2007 | VMSI | $52.9K | Option Exercise | 2,366 | $22.37 | Discretionary |
| Apr 5, 2007 | VMSI | $14.6K | Sale | 343 | $42.61 | Discretionary |
| Apr 5, 2007 | VMSI | $3.5K | Option Exercise | 343 | $10.06 | Discretionary |
| Apr 5, 2007 | VMSI | $1.7K | Option Exercise | 167 | $10.06 | Discretionary |
| Apr 5, 2007 | VMSI | $110.1K | Sale | 2,583 | $42.61 | Discretionary |
| Apr 5, 2007 | VMSI | $26.1K | Option Exercise | 2,583 | $10.12 | Discretionary |
| Apr 5, 2007 | VMSI | $7.1K | Sale | 167 | $42.61 | Discretionary |
| Dec 6, 2006 | VMSI | $153.1K | Sale | 3,648 | $41.96 | Discretionary |
| Nov 15, 2006 | VMSI | $233.3K | Option Exercise | 5,500 | $42.41 | Discretionary |
| Nov 15, 2006 | VMSI | $205.3K | Sale | 4,800 | $42.77 | Discretionary |
| Nov 15, 2006 | VMSI | $196.8K | Option Exercise | 4,800 | $41.00 | Discretionary |
| Nov 15, 2006 | VMSI | $205.3K | Sale | 4,800 | $42.77 | Discretionary |
| Nov 15, 2006 | VMSI | $187.4K | Option Exercise | 4,800 | $39.05 | Discretionary |
| Nov 15, 2006 | VMSI | $205.3K | Sale | 4,800 | $42.77 | Discretionary |
| Nov 15, 2006 | VMSI | $178.5K | Option Exercise | 4,800 | $37.19 | Discretionary |
| Nov 15, 2006 | VMSI | $205.3K | Sale | 4,800 | $42.77 | Discretionary |
| Nov 15, 2006 | VMSI | $170.0K | Option Exercise | 4,800 | $35.42 | Discretionary |
| Nov 15, 2006 | VMSI | $205.3K | Sale | 4,800 | $42.77 | Discretionary |
| Nov 15, 2006 | VMSI | $161.9K | Option Exercise | 4,800 | $33.73 | Discretionary |
| Nov 15, 2006 | VMSI | $946.5K | Sale | 22,001 | $43.02 | Discretionary |
| Nov 15, 2006 | VMSI | $492.2K | Option Exercise | 22,001 | $22.37 | Discretionary |
| Nov 15, 2006 | VMSI | $397.8K | Sale | 9,300 | $42.77 | Discretionary |
| Nov 15, 2006 | VMSI | $94.1K | Option Exercise | 9,300 | $10.12 | Discretionary |