PROTEOSTASIS THERAPEUTICS, INC. (PTI) has 61 open-market insider trades by 30 insiders since 2011. The most active filer is FMR LLC.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Elliott International, L.P. | 10% | — | 2 | $71.0M | 2012-02-24 |
| Elliott Associates, L.P. | 10% | — | 2 | $38.2M | 2012-02-24 |
| M. James Barrett | Dir10% Owner | — | 3 | $23.2M | 2017-12-18 |
| Cormorant Global Healthcare GP, LLC | Dir10% Owner | — | 5 | $14.8M | 2017-12-14 |
| Patrick J. Kerins | 10% Owner | — | 1 | $10.0M | 2017-12-18 |
| Scott D. Sandell | 10% Owner | — | 1 | $6.5M | 2019-11-27 |
| FMR LLC | — | — | 7 | $3.9M | 2017-03-13 |
| Bihua Chen | Dir10% Owner | — | 1 | $3.5M | 2016-11-07 |
| Cormorant Asset Management, LLC | Dir10% Owner | — | 1 | $3.1M | 2016-11-14 |
| Harold R. Werner | Dir10% Owner | — | 1 | $3.0M | 2016-02-17 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Scott D. Sandell | 10% Owner | Sell | $6.5M | 2019-11-26 |
| Benito Munoz | Chief Scientific Officer | Sell | $28K | 2019-02-04 |
| Po Shun Lee | — | Sell | $30K | 2019-02-04 |
| Geoffrey S. Gilmartin | Chief Development Officer | Sell | $27K | 2019-02-04 |
| Meenu Chhabra | President | Sell | $49K | 2019-02-04 |
| Po Shun Lee | — | Sell | $7K |
Companies that share insiders with PTI, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2019-01-28 |
| Franklin M. Berger | Director | Buy | $270K | 2018-10-26 |
| Jeffery W. Kelly | Director | Buy | $20K | 2017-12-18 |
| M. James Barrett | Director & 10% Owner | Buy | $10.0M | 2017-12-18 |
| Meenu Chhabra | CEO & President | Buy | $200K | 2017-12-18 |
| Franklin M. Berger | Director | Buy | $300K | 2017-12-18 |
| Cormorant Global Healthcare GP, LLC | 10% | Sell | $2.5M | 2017-12-14 |
| FMR LLC | — | Sell | $324K | 2017-03-13 |
| FMR LLC | 10% Owner | Sell | $301K | 2017-03-10 |
| FMR LLC | 10% Owner | Sell | $354K | 2017-03-08 |