Michael S. Aberman serves as Executive at REGENERON PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Michael S. Aberman has executed 116 insider transactions totaling $16.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 24, 2012 involved exercising options for 500 shares valued at $12.0K.
Michael S. Aberman currently holds 4,693 shares of REGENERON PHARMACEUTICALS INC (REGN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael S. Aberman has been a net seller of REGN stock. They have purchased $0 and sold $16.9M worth of shares.
Michael S. Aberman's most recent insider trade was on May 24, 2012, when they sold 500 shares at $24.00 per share.
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| $135.29 |
| Discretionary |
| May 1, 2012 | REGN | $519.5K | Sale | 3,862 | $134.52 | Discretionary |
| Apr 30, 2012 | REGN | $576.8K | Payment | 4,170 | $138.31 | Discretionary |
| Apr 30, 2012 | REGN | $300.0K | Option Exercise | 12,500 | $24.00 | Discretionary |
| Apr 30, 2012 | REGN | $299.9K | Payment | 2,168 | $138.31 | Discretionary |
| Sep 7, 2011 | REGN | $13.5K | Sale | 200 | $67.39 | Discretionary |
| Sep 7, 2011 | REGN | $48.2K | Sale | 700 | $68.80 | Discretionary |
| Sep 7, 2011 | REGN | $111.0K | Sale | 1,577 | $70.39 | Discretionary |
| Sep 7, 2011 | REGN | $62.6K | Sale | 900 | $69.57 | Discretionary |
| Sep 6, 2011 | REGN | $200.0K | Option Exercise | 8,334 | $24.00 | Discretionary |
| Sep 6, 2011 | REGN | $200.0K | Payment | 3,041 | $65.76 | Discretionary |
| Sep 6, 2011 | REGN | $126.0K | Payment | 1,916 | $65.76 | Discretionary |
| Sep 2, 2011 | REGN | $266.6K | Sale | 4,166 | $64.00 | Discretionary |
| Sep 2, 2011 | REGN | $100.0K | Option Exercise | 4,166 | $24.00 | Discretionary |
| Mar 22, 2010 | REGN | $0 | Award | 10,000 | $N/A | Discretionary |