Gritstone Oncology, Inc. (GRTS) has 15 open-market insider trades by 10 insiders since 2018. The most active filer is Raphael Rousseau.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Thomas Woiwode | Dir | — | 1 | $10.0M | 2021-08-25 |
| Clarus Lifesciences III, L.P. | 10% | — | 1 | $5.0M | 2018-10-02 |
| Nicholas Simon | Dir10% | — | 1 | $5.0M | 2018-10-02 |
| Roman Yelensky | — | — | 2 | $223K | 2021-03-08 |
| Raphael Rousseau | — | — | 3 | $136K | 2021-05-27 |
| Vassiliki Economides | CFOEVP | — | 3 | $33K | 2025-04-04 |
| Andrew R. Allen | Pres | — | 1 | $18K | 2024-06-24 |
| Karin Jooss | SEE REMARKS | — | 1 | $10K | 2024-05-16 |
| Erin Jones | COOEVP | — | 1 | $10K | 2024-05-16 |
| Matthew Hawryluk | EVPCHIEF BUSINESS OFFICER | — | 1 | $7K | 2024-05-16 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Vassiliki Economides | CFO & EVP | Sell | $240 | 2024-12-18 |
| Karin Jooss | SEE REMARKS | Sell | $10K | 2024-05-16 |
| Andrew R. Allen | President | Sell | $18K | 2024-05-16 |
| Matthew Hawryluk | EVP & CHIEF BUSINESS OFFICER | Sell | $7K | 2024-05-16 |
| Vassiliki Economides | — | Buy | $23K | 2023-05-23 |
| Erin Jones | COO | Sell | $13K | 2021-12-01 |
Companies that share insiders with GRTS, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Erin Jones | COO | Sell | $11K | 2021-11-01 |
| Erin Jones | — | Sell | $21K | 2021-10-01 |
| Erin Jones | — | Sell | $23K | 2021-09-08 |
| Raphael Rousseau | — | Sell | $26K | 2021-05-27 |
| Raphael Rousseau | — | Sell | $3K | 2021-01-20 |
| Raphael Rousseau | — | Sell | $601K | 2021-01-19 |
| Roman Yelensky | — | Sell | $221K | 2021-01-19 |
| Roman Yelensky | — | Sell | $2K | 2021-01-19 |
| Thomas Woiwode | Director | Buy | $10.0M | 2020-12-30 |