FSI INTERNATIONAL INC (FSI) has 31 open-market insider trades by 6 insiders since 2007. The most active filer is Daniel B. O'Brien, CEO.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Daniel B. O'Brien | CEO | — | 24 | $1.7M | 2026-02-03 |
| Austin W. & Greenhouse David M. Marxe | 10% | — | 1 | $49K | 2009-01-07 |
| Robert T. Helina | Dir | — | 1 | $47K | 2023-01-19 |
| John H. Bientjes | Dir | — | 2 | $44K | 2016-06-06 |
| Robert Thomas Helina | Dir | — | 2 | $29K | 2026-01-19 |
| Thomas Murray Fyles | Dir | — | 1 | $13K | 2023-06-20 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Daniel B. O'Brien | CEO & 10% | Sell | $95K | 2026-02-03 |
| Daniel B. O'Brien | CEO & 10% | Sell | $74K | 2026-02-03 |
| Daniel B. O'Brien | CEO & 10% | Sell | $596K | 2026-01-27 |
| Daniel B. O'Brien | CEO | Sell | $297K | 2023-11-16 |
| Daniel B. O'Brien | CEO | Sell | $25K | 2023-07-21 |
| Daniel B. O'Brien | CEO | Sell | $100K | 2023-07-19 |
Companies that share insiders with FSI, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Daniel B. O'Brien | CEO | Sell | $26K | 2023-06-21 |
| Thomas Murray Fyles | Director | Buy | $13K | 2023-06-20 |
| Daniel B. O'Brien | CEO | Sell | $3K | 2023-06-12 |
| Robert Thomas Helina | Director | Sell | $14K | 2023-06-08 |
| Robert Thomas Helina | Director | Sell | $14K | 2023-05-22 |
| Daniel B. O'Brien | CEO | Sell | $22K | 2023-05-03 |
| Daniel B. O'Brien | CEO | Sell | $28K | 2023-04-26 |
| Daniel B. O'Brien | CEO | Sell | $3K | 2023-04-21 |
| Daniel B. O'Brien | CEO | Sell | $145K | 2023-04-18 |