John Lambert serves as Executive at IMMUNOGEN INC, where they oversee executive responsibilities. Since joining the company, John Lambert has executed 109 insider transactions totaling $4.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Oct 11, 2006 involved exercising options for 10,073 shares valued at $8.5K.
John Lambert currently holds 120,521 shares of IMMUNOGEN INC (IMGN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John Lambert has been a net seller of IMGN stock. They have purchased $4.7K and sold $4.3M worth of shares.
John Lambert's most recent insider trade was on Oct 11, 2006, when they sold 10,073 shares at $0.84 per share.
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| $4.00 |
| Discretionary |
| Oct 10, 2006 | IMGN | $588 | Option Exercise | 700 | $0.84 | Discretionary |
| Jun 15, 2006 | IMGN | $42.0K | Option Exercise | 50,000 | $0.84 | Discretionary |
| Jun 15, 2006 | IMGN | $200.0K | Sale | 50,000 | $4.00 | Discretionary |
| Jun 15, 2006 | IMGN | $42.0K | Option Exercise | 50,000 | $0.84 | Discretionary |
| Jun 15, 2006 | IMGN | $200.0K | Sale | 50,000 | $4.00 | Discretionary |
| Mar 3, 2006 | IMGN | $225.0K | Sale | 50,000 | $4.50 | Discretionary |
| Mar 3, 2006 | IMGN | $125.0K | Option Exercise | 50,000 | $2.50 | Discretionary |