CIPHERGEN BIOSYSTEMS INC (CIPH) has 1 open-market insider trade by 1 insider since 2006. The most active filer is James L. Rathmann, Director.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| James L. Rathmann | Dir | — | 1 | $66K | 2006-11-20 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| James L. Rathmann | Director | Buy | $66K | 2006-11-20 |
Companies that share insiders with CIPH, and sector peers with recent insider buying. Related by who files, not by how the stocks move.