Arthur W. Homan, Chief Legal Officer at Prothena Corp plc (PRTA), sold 6,250 shares at $52.19 ($326K) on 2016-11-09, disclosed to the SEC on 2016-11-10.
Open-market sale of $326k PRTA by Chief Legal Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $52.19 | 3,125 | $163K | 50.0% |
| 2 | $52.19 | 3,125 | $163K | 50.0% |
| Total | $52.19 avg | 6,250 | $326K | 100% |
| Filing → |
| PRTA | BUY | 2026-10-09 | $1.8M | — | Filing → |
| PRTA | BUY | 2026-10-06 | $857K | — | Filing → |
| PRTA | BUY | 2026-09-30 | $1.4M | — | Filing → |