| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Across the last three months, Prothena Corporation Plc's insiders have accumulated 141,452 shares worth roughly $1.3M on balance. In the past 30 days, 1 insider bought and 2 sold. The bias lately has been to the sell side.
The largest recent buyer is SCULLY WILLIAM P (10% Owner), now holding an estimated $6.8M in PRTA.
Not all activity pointed one way: 2 insiders sold in the same window, though all of them still hold shares. Classified under Biotechnology (Health Care sector), PRTA's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| 10% | 790.0K | $7.28M | +37.5K | |
| CEO | 152.8K | $1.41M | - | |
| COO | 130.0K | $1.20M | - | |
| CFO | 97.2K | $896.2K | - | |
| Other | 55.8K | $514.3K | -7,662 |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 16, 2023 | Garren Hideki71 | Chief Medical Officer | Sale+OE | 2,000 | $58.74 | $117,480.03 | -57.2% | -40.3% | -64.7% | |
| Aug 16, 2023 | Smith Brandon S.80 | Chief Operating Officer | Sale+OE | 4,000 | $58.71 | $234,844.10 | -64.8% | -40.3% | -64.7% | |
| Aug 2, 2023 | Zago Wagner M.73 | Chief Scientific Officer | Sale+OE | 4,000 | $67.05 | $268,181.52 | -94.6% | -46.0% | -67.0% | |
| Aug 2, 2023 | Karp Carol D.81 | Chief Regulatory Officer | Sale+OE | 5,000 | $67.01 | $335,071.95 | -93.8% | -46.0% | -67.0% | |
| Jul 26, 2023 | Malecek Michael J81 | Chief Legal Officer | Sale+OE | 5,000 | $62.33 | $311,638.20 | -61.4% | -32.2% | -60.2% | |
| Jul 19, 2023 | Walker Karin L82 | Chief Accounting Officer | Sale+OE | 5,000 | $69.19 | $345,943.25 | -82.9% | -29.1% | -64.5% | |
| Jul 12, 2023 | Garren Hideki71 | Chief Medical Officer | Sale+OE | 2,000 | $67.51 | $135,026.61 | -95.6% | -30.2% | -67.0% | |
| Jul 12, 2023 | Smith Brandon S.80 | Chief Operating Officer | Sale+OE | 4,000 | $67.51 | $270,025.60 | -83.3% | -30.2% | -67.0% | |
| Jul 5, 2023 | Karp Carol D.81 | Chief Regulatory Officer | Sale+OE | 5,000 | $68.13 | $340,636.10 | -82.9% | -29.8% | -70.0% | |
| Jul 5, 2023 | Zago Wagner M.73 | Chief Scientific Officer | Sale+OE | 4,000 | $68.16 | $272,647.82 | -79.9% | -29.8% | -70.0% |