Spencer R. Berthelsen serves as Executive at ISIS PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Spencer R. Berthelsen has executed 84 insider transactions totaling $4.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 2, 2013 involved exercising options for 313 shares valued at $0.
Spencer R. Berthelsen currently holds 156,013 shares of ISIS PHARMACEUTICALS INC (ISIS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Spencer R. Berthelsen has been a net seller of ISIS stock. They have purchased $0 and sold $4.0M worth of shares.
Spencer R. Berthelsen's most recent insider trade was on Jul 2, 2013, when they sold 313 shares at $0.00 per share.
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| 10,000 |
| $5.17 |
| Discretionary |
| Jun 25, 2012 | ISIS | $2.4K | Option Exercise | 300 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $2.0K | Sale | 172 | $11.62 | Discretionary |
| Jun 25, 2012 | ISIS | $1.4K | Option Exercise | 172 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $18.6K | Sale | 1,600 | $11.60 | Discretionary |
| Jun 25, 2012 | ISIS | $13.0K | Option Exercise | 1,600 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $1.2K | Sale | 100 | $11.59 | Discretionary |
| Jun 25, 2012 | ISIS | $815 | Option Exercise | 100 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $17.4K | Sale | 1,500 | $11.58 | Discretionary |
| Jun 25, 2012 | ISIS | $12.2K | Option Exercise | 1,500 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $40.5K | Sale | 3,500 | $11.58 | Discretionary |
| Jun 25, 2012 | ISIS | $8.1K | Sale | 700 | $11.56 | Discretionary |
| Jun 25, 2012 | ISIS | $5.7K | Option Exercise | 700 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $5.7K | Sale | 495 | $11.55 | Discretionary |
| Jun 25, 2012 | ISIS | $4.0K | Option Exercise | 495 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $2.4K | Sale | 205 | $11.54 | Discretionary |
| Jun 25, 2012 | ISIS | $1.7K | Option Exercise | 205 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $2.6K | Sale | 228 | $11.53 | Discretionary |
| Jun 25, 2012 | ISIS | $1.9K | Option Exercise | 228 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $5.8K | Sale | 500 | $11.51 | Discretionary |
| Jun 25, 2012 | ISIS | $4.1K | Option Exercise | 500 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $2.3K | Sale | 200 | $11.50 | Discretionary |
| Jun 25, 2012 | ISIS | $1.6K | Option Exercise | 200 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $3.4K | Sale | 300 | $11.48 | Discretionary |
| Jun 25, 2012 | ISIS | $1.6K | Option Exercise | 200 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $2.3K | Sale | 200 | $11.49 | Discretionary |
| Jun 25, 2012 | ISIS | $2.4K | Option Exercise | 300 | $8.15 | Discretionary |
| Jun 25, 2012 | ISIS | $3.4K | Sale | 300 | $11.49 | Discretionary |
| Jun 25, 2012 | ISIS | $28.5K | Option Exercise | 3,500 | $8.15 | Discretionary |