Simulations Plus, Inc. (SLP) has 125 open-market insider trades by 13 insiders since 2007. The most active filer is Virginia E. Woltosz, Director & 10% Owner.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Virginia E. Woltosz | Dir10% Owner | — | 53 | $81.0M | 2025-10-01 |
| Walter S. Woltosz | Dir10% Owner | — | 30 | $26.9M | 2026-07-01 |
| John Kenneth Paglia | Dir | — | 5 | $1.8M | 2026-05-01 |
| David L. Ralph | Dir | — | 4 | $1.3M | 2021-11-01 |
| John Anthony DiBella II | CRO | — | 2 | $1.3M | 2026-08-03 |
| Shawn Oconnor | CEO | — | 2 | $1.0M | 2020-11-30 |
| Daniel L. Weiner | Dir | — | 1 | $844K | 2026-05-01 |
| David Z. D'Argenio | — | — | 4 | $584K | 2017-05-24 |
| Momoko A. Beran | CFO | — | 18 | $503K | 2012-02-17 |
| Thaddeus Henry Grasela Jr. | Pres | — | 1 | $397K | 2017-05-24 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| John Anthony DiBella II | CRO | Sell | $18K | 2026-08-03 |
| John Anthony DiBella II | CRO | Sell | $18K | 2026-07-06 |
| Walter S. Woltosz | Director & 10% Owner | Sell | $77K | 2026-07-01 |
| Jill Fiedler-Kelly | President | Sell | $134K | 2026-06-16 |
| Jill Fiedler-Kelly | President | Sell | $17K | 2026-06-15 |
| John Anthony DiBella II | CRO | Sell | $17K |
Companies that share insiders with SLP, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-06-03 |
| Walter S. Woltosz | Director & 10% Owner | Sell | $261K | 2026-06-01 |
| Jill Fiedler-Kelly | President | Sell | $17K | 2026-05-11 |
| Walter S. Woltosz | Director & 10% Owner | Sell | $227K | 2026-05-04 |
| John Anthony DiBella II | CRO | Sell | $15K | 2026-05-04 |
| John Anthony DiBella II | CRO | Sell | $13K | 2026-04-15 |
| Lisa LaVange | Director | Sell | $15K | 2025-12-01 |
| Virginia E. Woltosz | Director & 10% Owner | Sell | $308K | 2025-10-01 |
| Lisa LaVange | Director | Sell | $12K | 2025-09-02 |
| Lisa LaVange | Director | Sell | $11K | 2025-08-01 |