Stephen A. Sherwin serves as Executive at CELL GENESYS INC, where they oversee executive responsibilities. Since joining the company, Stephen A. Sherwin has executed 79 insider transactions totaling $21.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Mar 10, 2015 involved selling 6,000 shares valued at $2.5M.
Stephen A. Sherwin currently holds 20,078 shares of CELL GENESYS INC (CEGE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Stephen A. Sherwin has been a net seller of CEGE stock. They have purchased $21.4K and sold $21.6M worth of shares.
Stephen A. Sherwin's most recent insider trade was on Mar 10, 2015, when they sold 6,000 shares at $409.67 per share.
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| $N/A |
| Discretionary |
| Dec 26, 2014 | VSTM | $21.4K | Purchase | 2,500 | $8.56 | Discretionary |
| Dec 1, 2014 | BIIB | $0 | Gift | 405 | $N/A | Discretionary |
| Jun 12, 2014 | BIIB | $0 | Award | 870 | $N/A | Discretionary |
| May 22, 2014 | VICL | $0 | Award | 7,500 | $N/A | Discretionary |
| Apr 16, 2014 | NBIX | $148.4K | Option Exercise | 12,000 | $12.37 | Discretionary |
| Apr 16, 2014 | NBIX | $148.4K | Payment | 10,725 | $13.84 | Discretionary |
| Jan 2, 2014 | BIIB | $329.0K | Option Exercise | 5,500 | $59.82 | Discretionary |
| Jan 2, 2014 | BIIB | $1.0M | Sale | 3,700 | $279.50 | Discretionary |
| Jan 2, 2014 | BIIB | $501.9K | Sale | 1,800 | $278.84 | Discretionary |
| Jun 12, 2013 | BIIB | $0 | Award | 1,305 | $N/A | Discretionary |
| Jun 3, 2013 | BIIB | $798.2K | Sale | 3,433 | $232.51 | Discretionary |
| Jun 3, 2013 | BIIB | $2.2M | Sale | 9,392 | $233.54 | Discretionary |
| Jun 3, 2013 | BIIB | $767.2K | Option Exercise | 12,825 | $59.82 | Discretionary |
| May 23, 2013 | VICL | $0 | Purchase | 7,003 | $N/A | Discretionary |
| Mar 28, 2013 | NBIX | $127.2K | Option Exercise | 12,000 | $10.60 | Discretionary |
| Mar 28, 2013 | NBIX | $127.2K | Payment | 10,469 | $12.15 | Discretionary |
| Mar 22, 2013 | BIIB | $265.3K | Sale | 1,500 | $176.88 | Discretionary |
| Sep 4, 2012 | BIIB | $291.8K | Sale | 2,000 | $145.90 | Discretionary |
| Jun 8, 2012 | BIIB | $0 | Award | 2,020 | $N/A | Discretionary |
| Jun 4, 2012 | BIIB | $316.1K | Sale | 2,500 | $126.45 | Discretionary |
| Dec 19, 2011 | BIIB | $277.2K | Sale | 2,500 | $110.88 | Discretionary |
| Jun 1, 2011 | BIIB | $0 | Award | 2,900 | $N/A | Discretionary |
| Jun 9, 2010 | BIIB | $0 | Award | 5,735 | $N/A | Discretionary |
| Mar 22, 2010 | BIIB | $0 | Award | 500 | $N/A | Discretionary |
| Oct 14, 2009 | CEGE | $0 | Disposition | 474,621 | $N/A | Discretionary |
| Oct 14, 2009 | BPAX | $0 | Award | 86,760 | $N/A | Discretionary |
| Jul 30, 2007 | CEGE | $0 | Award | 50,000 | $N/A | Discretionary |