Gene G. Kinney serves as Executive at Prothena Corp plc, where they oversee executive responsibilities. Since joining the company, Gene G. Kinney has executed 53 insider transactions totaling $12.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 28, 2025 involved receiving (via award) 140,000 shares valued at $0.
Gene G. Kinney currently holds 152,793 shares of Prothena Corp plc (PRTA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Gene G. Kinney has been a net seller of PRTA stock. They have purchased $48.9K and sold $12.4M worth of shares.
Gene G. Kinney's most recent insider trade was on Jul 28, 2025, when they sold 140,000 shares at $0.00 per share.
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| $73.60 |
| Planned |
| May 17, 2023 | PRTA | $1.3M | Option Exercise | 45,000 | $29.81 | Planned |
| May 17, 2023 | PRTA | $741.7K | Sale | 10,202 | $72.70 | Planned |
| May 17, 2023 | PRTA | $1.1M | Sale | 14,934 | $74.49 | Planned |
| Sep 28, 2022 | PRTA | $105.2K | Option Exercise | 16,412 | $6.41 | Discretionary |
| Sep 28, 2022 | PRTA | $122.3K | Sale | 2,333 | $52.44 | Discretionary |
| Sep 28, 2022 | PRTA | $312.5K | Sale | 5,852 | $53.40 | Discretionary |
| Sep 28, 2022 | PRTA | $50.3K | Sale | 1,045 | $48.09 | Discretionary |
| Sep 28, 2022 | PRTA | $14.0K | Sale | 243 | $57.70 | Discretionary |
| Sep 28, 2022 | PRTA | $28.3K | Sale | 552 | $51.30 | Discretionary |
| Sep 28, 2022 | PRTA | $6.3K | Sale | 128 | $49.41 | Discretionary |
| Sep 28, 2022 | PRTA | $258.2K | Sale | 4,748 | $54.38 | Discretionary |
| Sep 28, 2022 | PRTA | $74.2K | Sale | 1,342 | $55.32 | Discretionary |
| Sep 28, 2022 | PRTA | $2.2K | Sale | 40 | $56.19 | Discretionary |
| Sep 28, 2022 | PRTA | $7.6K | Sale | 129 | $58.93 | Discretionary |
| Sep 21, 2022 | PRTA | $17.4K | Option Exercise | 2,720 | $6.41 | Discretionary |
| Sep 21, 2022 | PRTA | $87.1K | Sale | 2,720 | $32.02 | Discretionary |
| Aug 17, 2022 | PRTA | $69.9K | Sale | 2,181 | $32.03 | Discretionary |
| Aug 17, 2022 | PRTA | $14.0K | Option Exercise | 2,181 | $6.41 | Discretionary |
| Aug 12, 2022 | PRTA | $652.3K | Sale | 20,284 | $32.16 | Discretionary |
| Aug 12, 2022 | PRTA | $130.0K | Option Exercise | 20,284 | $6.41 | Discretionary |
| Aug 11, 2022 | PRTA | $87.5K | Option Exercise | 13,650 | $6.41 | Discretionary |
| Aug 11, 2022 | PRTA | $439.0K | Sale | 13,650 | $32.16 | Discretionary |
| Aug 10, 2022 | PRTA | $31.7K | Sale | 991 | $32.01 | Discretionary |
| Aug 10, 2022 | PRTA | $6.4K | Option Exercise | 991 | $6.41 | Discretionary |
| Aug 5, 2022 | PRTA | $137.9K | Option Exercise | 21,506 | $6.41 | Discretionary |
| Aug 5, 2022 | PRTA | $551.6K | Sale | 16,833 | $32.77 | Discretionary |
| Aug 5, 2022 | PRTA | $154.5K | Sale | 4,673 | $33.06 | Discretionary |
| Aug 4, 2022 | PRTA | $134.3K | Option Exercise | 20,954 | $6.41 | Discretionary |