Praxis Precision Medicines, Inc. (PRAX) has 24 open-market insider trades by 13 insiders since 2020. The most active filer is Marcio Souza, CEO.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Alex Nemiroff | CLOSecretary | — | 3 | $9.3M | 2026-05-14 |
| Blackstone Holdings I L.P. | 10% Owner | — | 2 | $7.0M | 2021-08-23 |
| BSOF Parallel Master Fund L.P. | 10% Owner | — | 1 | $7.0M | 2021-10-06 |
| Lauren Mastrocola | CAO | — | 3 | $6.1M | 2026-05-14 |
| Stefan Vitorovic | Dir | — | 1 | $4.8M | 2020-10-20 |
| Blackstone Inc | 10% Owner | — | 1 | $1.3M | 2021-10-05 |
| Blackstone Group Management L.L.C. | 10% Owner | — | 1 | $1.1M | 2021-08-02 |
| Stephen A. Schwarzman | 10% Owner | — | 1 | $798K | 2021-08-12 |
| Marcio Souza | CEO | — | 5 | $623K | 2026-07-08 |
| Timothy Edwin Kelly | CFO | — | 2 | $170K | 2026-05-14 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Jill DeSimone | Director | Sell | $3.6M | 2026-06-24 |
| Alex Nemiroff | CLO & Secretary | Sell | $7.9M | 2025-11-20 |
| Lauren Mastrocola | CAO | Sell | $5.2M | 2025-11-20 |
| Phillip Gross | 10% | Sell | $33.2M | 2025-10-16 |
| Alex Nemiroff | CLO & Secretary | Sell | $1.3M | 2024-11-14 |
| Lauren Mastrocola | CAO | Sell | $849K | 2024-11-14 |
Companies that share insiders with PRAX, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Jill DeSimone | Director | Buy | $25K | 2023-10-05 |
| Marcio Souza | CEO | Buy | $11K | 2023-06-27 |
| Timothy Edwin Kelly | CFO | Buy | $7K | 2023-03-24 |
| Dean J. Mitchell | Director | Buy | $42K | 2023-03-24 |
| Marcio Souza | CEO | Buy | $60K | 2023-03-23 |
| Lauren Mastrocola | Principal Accounting Officer | Buy | $6K | 2022-06-16 |
| Alex Nemiroff | Secretary | Buy | $12K | 2022-06-13 |
| Timothy Edwin Kelly | CFO | Buy | $18K | 2022-06-09 |
| Marcio Souza | CEO | Buy | $50K | 2022-06-08 |