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 Nov 2, 2016 involved purchasing 2,775 shares valued at $4.7K.
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 Nov 2, 2016, when they purchased 2,775 shares at $1.69 per share.
Get notified when new Form 4 filings are submitted
| $5.77 |
| Discretionary |
| Feb 26, 2016 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Feb 1, 2016 | IMGN | $32.0K | Sale | 3,889 | $8.22 | Discretionary |
| Feb 1, 2016 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Jan 4, 2016 | IMGN | $51.3K | Sale | 3,889 | $13.20 | Discretionary |
| Jan 4, 2016 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Dec 1, 2015 | IMGN | $51.0K | Sale | 3,889 | $13.11 | Discretionary |
| Dec 1, 2015 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Nov 2, 2015 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Nov 2, 2015 | IMGN | $45.6K | Sale | 3,889 | $11.73 | Discretionary |
| Oct 1, 2015 | IMGN | $37.1K | Sale | 3,889 | $9.55 | Discretionary |
| Oct 1, 2015 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Sep 1, 2015 | IMGN | $51.2K | Sale | 3,889 | $13.16 | Discretionary |
| Sep 1, 2015 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Aug 3, 2015 | IMGN | $66.5K | Sale | 3,889 | $17.10 | Discretionary |
| Aug 3, 2015 | IMGN | $12.4K | Option Exercise | 3,889 | $3.19 | Discretionary |
| Jul 1, 2015 | IMGN | $12.4K | Option Exercise | 3,888 | $3.19 | Discretionary |
| Jul 1, 2015 | IMGN | $55.8K | Sale | 3,888 | $14.34 | Discretionary |
| Jun 1, 2015 | IMGN | $176.7K | Sale | 15,000 | $11.78 | Discretionary |
| Jun 1, 2015 | IMGN | $80.3K | Option Exercise | 15,000 | $5.35 | Discretionary |
| May 1, 2015 | IMGN | $53.5K | Option Exercise | 10,000 | $5.35 | Discretionary |
| May 1, 2015 | IMGN | $83.2K | Sale | 10,000 | $8.32 | Discretionary |
| Apr 1, 2015 | IMGN | $53.5K | Option Exercise | 10,000 | $5.35 | Discretionary |
| Apr 1, 2015 | IMGN | $87.4K | Sale | 10,000 | $8.74 | Discretionary |
| Feb 3, 2014 | IMGN | $65.2K | Sale | 4,375 | $14.90 | Discretionary |
| Feb 3, 2014 | IMGN | $27.4K | Option Exercise | 4,375 | $6.27 | Discretionary |
| Jan 2, 2014 | IMGN | $27.4K | Option Exercise | 4,375 | $6.27 | Discretionary |
| Jan 2, 2014 | IMGN | $63.6K | Sale | 4,375 | $14.53 | Discretionary |
| Dec 2, 2013 | IMGN | $27.4K | Option Exercise | 4,375 | $6.27 | Discretionary |