ARCA biopharma, Inc. (ABIO) has 49 open-market insider trades by 27 insiders since 2009. The most active filer is Robert E. Conway, Director.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Janus Henderson Biotech Innovation Master Fund Ltd | 10% Owner | — | 2 | $2.7M | 2024-08-16 |
| Riley McCormack | 10% | — | 3 | $2.5M | 2015-01-16 |
| Funicular Fund, LP | — | — | 6 | $1.7M | 2022-05-16 |
| Bong Y. Koh | 10% Owner | — | 1 | $1.7M | 2018-02-27 |
| David George Lowe | Dir | — | 3 | $1.7M | 2009-07-21 |
| Linda S. Grais | Dir | — | 1 | $1.6M | 2010-03-29 |
| Anthony A. Florence Jr. | 10% Owner | — | 1 | $1.5M | 2018-02-26 |
| Peter W. Sonsini | 10% Owner | — | 1 | $1.5M | 2018-02-26 |
| Scott D. Sandell | 10% Owner | — | 1 | $1.5M | 2018-02-26 |
| David M. Mott | 10% Owner | — | 1 | $1.5M | 2018-02-26 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Janus Henderson Biotech Innovation Master Fund Ltd | 10% | Buy | $17K | 2024-08-16 |
| JANUS Henderson GROUP PLC | 10% Owner | Buy | $791K | 2024-07-24 |
| Janus Henderson Biotech Innovation Master Fund Ltd | 10% Owner | Buy | $2.7M | 2024-07-03 |
| Jacob Ma-Weaver | — | Buy | $348K | 2022-05-23 |
| Jacob Ma-Weaver | — | Buy | $30K | 2022-05-18 |
| Funicular Fund, LP | — | Buy | $356K |
Companies that share insiders with ABIO, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2022-05-12 |
| Funicular Fund, LP | — | Buy | $160K | 2022-05-10 |
| Funicular Fund, LP | — | Buy | $526K | 2022-05-05 |
| Funicular Fund, LP | — | Buy | $132K | 2022-04-28 |
| Jacob Ma-Weaver | — | Buy | $31K | 2022-04-25 |
| Funicular Fund, LP | — | Buy | $21K | 2022-04-18 |
| Jacob Ma-Weaver | — | Buy | $41K | 2022-04-14 |
| Jacob Ma-Weaver | — | Buy | $474K | 2022-04-08 |
| Jacob Ma-Weaver | — | Buy | $479K | 2022-04-05 |
| Funicular Fund, LP | — | Buy | $553K | 2022-04-04 |