Irving Weissman serves as Executive at STEMCELLS INC, where they oversee executive responsibilities. Since joining the company, Irving Weissman has executed 106 insider transactions totaling $27.7M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 2, 2012 involved receiving (via award) 15,433 shares valued at $0.
Irving Weissman currently holds 1,456,989 shares of STEMCELLS INC (STEM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Irving Weissman has been a net seller of STEM stock. They have purchased $0 and sold $27.7M worth of shares.
Irving Weissman's most recent insider trade was on Jul 2, 2012, when they sold 15,433 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jan 3, 2012 | STEM | $0 | Award | 15,244 | $N/A | Discretionary |
| Oct 3, 2011 | STEM | $0 | Award | 6,189 | $N/A | Discretionary |
| Oct 1, 2011 | STEM | $0 | Award | 1,000 | $N/A | Discretionary |
| Jul 1, 2011 | STEM | $0 | Award | 23,585 | $N/A | Discretionary |
| Jun 23, 2011 | STEM | $278 | Award | 1,110 | $0.25 | Discretionary |
| Jun 20, 2011 | STEM | $0 | Award | 13,737 | $N/A | Discretionary |
| Jan 26, 2011 | STEM | $880 | Award | 3,519 | $0.25 | Discretionary |
| Oct 1, 2010 | STEM | $866 | Award | 3,465 | $0.25 | Discretionary |
| Oct 1, 2010 | STEM | $0 | Award | 10,000 | $N/A | Discretionary |
| Dec 30, 2009 | STEM | $0 | Gift | 85,032 | $N/A | Discretionary |
| Dec 30, 2009 | STEM | $0 | Gift | 154,320 | $N/A | Discretionary |
| Oct 1, 2009 | STEM | $0 | Award | 10,000 | $N/A | Discretionary |
| Apr 16, 2009 | STEM | $73.6K | Sale | 43,304 | $1.70 | Discretionary |
| Apr 16, 2009 | STEM | $11.4K | Sale | 6,696 | $1.70 | Discretionary |
| Apr 2, 2009 | STEM | $258.0K | Sale | 150,000 | $1.72 | Discretionary |
| Dec 31, 2008 | STEM | $0 | Gift | 130,326 | $N/A | Discretionary |
| Dec 31, 2008 | STEM | $0 | Gift | 80,892 | $N/A | Discretionary |
| Jun 30, 2008 | STEM | $4.0K | Sale | 3,387 | $1.18 | Discretionary |
| Jun 30, 2008 | STEM | $8.2K | Sale | 7,000 | $1.17 | Discretionary |
| Jun 30, 2008 | STEM | $57.4K | Sale | 47,813 | $1.20 | Discretionary |
| Jun 30, 2008 | STEM | $2.1K | Sale | 1,800 | $1.19 | Discretionary |
| Jun 27, 2008 | STEM | $4.0K | Sale | 3,200 | $1.25 | Discretionary |
| Jun 27, 2008 | STEM | $4.8K | Sale | 3,900 | $1.24 | Discretionary |
| Jun 27, 2008 | STEM | $615 | Sale | 500 | $1.23 | Discretionary |
| Jun 27, 2008 | STEM | $7.0K | Sale | 5,700 | $1.22 | Discretionary |
| Jun 27, 2008 | STEM | $5.0K | Sale | 4,100 | $1.21 | Discretionary |
| Jun 27, 2008 | STEM | $2.5K | Sale | 2,100 | $1.20 | Discretionary |
| Jun 27, 2008 | STEM | $630 | Sale | 500 | $1.26 | Discretionary |