Gene G. Kinney

Companies

• PROTHENA CORP PUBLIC LTD COBoard member Oct 21, 2016 to now¹
• PROTHENA CORP PUBLIC LTD COChief executive officer Oct 21, 2016 to now¹
• PROTHENA CORP PUBLIC LTD COPresident Oct 21, 2016 to now¹
• PROTHENA CORP PUBLIC LTD COCSO & Head of R&D Dec 21, 2012 to Sep 6, 2016²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• PPPROTHENA CORP PUBLIC LTD CO PRTA68,793 shares³$582.0K at $8.46Jul 28, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Jul 28, 2026Returned to company 84,000 shares at $8.56 of PROTHENA CORP PUBLIC LTD CO³
• Jul 28, 2026Exercised options 84,000 shares of PROTHENA CORP PUBLIC LTD CO³
• Jul 28, 2025Granted 140,000 shares of PROTHENA CORP PUBLIC LTD CO⁴
• May 17, 2023Sold 14,934 shares at $74.49 of PROTHENA CORP PUBLIC LTD CO⁵
• May 17, 2023Sold 19,864 shares at $73.60 of PROTHENA CORP PUBLIC LTD CO⁵
• May 17, 2023Sold 10,202 shares at $72.70 of PROTHENA CORP PUBLIC LTD CO⁵
• May 17, 2023Exercised options 45,000 shares at $29.81 of PROTHENA CORP PUBLIC LTD CO⁵
• Sep 28, 2022Sold 129 shares at $58.93 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 243 shares at $57.70 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 40 shares at $56.19 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 1,342 shares at $55.32 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 4,748 shares at $54.38 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 5,852 shares at $53.40 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 2,333 shares at $52.44 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 552 shares at $51.30 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 128 shares at $49.41 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Sold 1,045 shares at $48.09 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 28, 2022Exercised options 16,412 shares at $6.41 of PROTHENA CORP PUBLIC LTD CO⁶
• Sep 21, 2022Sold 2,720 shares at $32.02 of PROTHENA CORP PUBLIC LTD CO⁷
• Sep 21, 2022Exercised options 2,720 shares at $6.41 of PROTHENA CORP PUBLIC LTD CO⁷
• Aug 17, 2022Sold 2,181 shares at $32.03 of PROTHENA CORP PUBLIC LTD CO⁸
• Aug 17, 2022Exercised options 2,181 shares at $6.41 of PROTHENA CORP PUBLIC LTD CO⁸
• Aug 12, 2022Sold 20,284 shares at $32.16 of PROTHENA CORP PUBLIC LTD CO⁹
• Aug 12, 2022Exercised options 20,284 shares at $6.41 of PROTHENA CORP PUBLIC LTD CO⁹
• Aug 11, 2022Sold 13,650 shares at $32.16 of PROTHENA CORP PUBLIC LTD CO⁹