PENWEST PHARMACEUTICALS CO (PPCO) has 46 open-market insider trades by 14 insiders since 2005. The most active filer is Alan Joslyn, President & R&D..
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Scott Bradley | 10% | — | 4 | $10.1M | 2008-03-18 |
| Perceptive Advisors LLC | 10% | — | 7 | $7.2M | 2009-03-06 |
| TANG Capital Partners L.P. | 10% | — | 4 | $2.2M | 2009-03-11 |
| Kevin C. Tang | 10% | — | 2 | $2.0M | 2009-03-10 |
| Perceptive LIFE Sciences Master FUND Ltd. via Joseph Edelman | 10% | — | 4 | $1.4M | 2010-09-20 |
| Robert Hennessey | Dir | — | 1 | $1.4M | 2008-01-02 |
| Alan Joslyn | PresR&D. | — | 8 | $1.1M | 2006-06-27 |
| Anand Baichwal | SVP Licensing & BD | — | 4 | $883K | 2010-09-20 |
| Joseph Edelman | 10% | — | 2 | $482K | 2008-10-15 |
| Paul E. Freiman | Dir | — | 4 | $233K | 2009-09-03 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Jennifer L. Good | President | Buy | $16K | 2009-11-11 |
| Paul E. Freiman | Director | Sell | $8K | 2009-09-03 |
| TANG Capital Partners L.P. | 10% | Buy | $34K | 2009-03-11 |
| Kevin C. Tang | 10% | Buy | $899K | 2009-03-06 |
| TANG Capital Partners L.P. | 10% | Buy | $127K | 2009-03-05 |
| TANG Capital Management LLC | 10% | Buy | $104K | 2009-02-25 |
Companies that share insiders with PPCO, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| TANG Capital Management LLC | 10% | Buy | $2K | 2009-02-24 |
| TANG Capital Partners L.P. | 10% | Buy | $34K | 2009-02-23 |
| TANG Capital Management LLC | 10% | Buy | $66K | 2009-02-19 |
| Kevin C. Tang | 10% | Buy | $1.1M | 2009-02-17 |
| Perceptive Advisors LLC | 10% | Buy | $120K | 2009-01-16 |
| TANG Capital Partners L.P. | 10% | Buy | $2.0M | 2009-01-09 |
| Perceptive Advisors LLC | 10% | Buy | $137K | 2008-12-29 |
| Perceptive Advisors LLC | 10% | Buy | $24K | 2008-12-29 |
| Anne Vanlent | Director | Sell | $7K | 2008-11-06 |