Arthur S. Kirsch

Companies

• Evommune, Inc.Board member Nov 5, 2025 to now¹
• Atea Pharmaceuticals, Inc.Board member Feb 24, 2025 to now²
• Liquidia CorporationBoard member Mar 26, 2021 to now³
• Kadmon Holdings, Inc.Board member May 16, 2019 to Nov 9, 2021⁴
• Liquidia Technologies (United States)Board member Jul 25, 2018 to Jun 23, 2020⁵

Holdings

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

Shares held

• LLiquidia Corporation LQDA46,637 shares⁶$1.6M at $34.78Jun 16, 2026
• APAtea Pharmaceuticals, Inc. AVIR45,710 shares⁷$197.5K at $4.32Feb 24, 2025
• EEvommune, Inc. EVMN10,000 shares⁸$51.7K at $5.17Jul 7, 2026
• KKadmon Holdings, Inc.0 shares⁹Nov 9, 2021

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

Recent filings

• Jul 7, 2026Bought 10,000 shares at $13.30 of Evommune, Inc.⁸
• Jun 16, 2026Granted 5,882 shares of Liquidia Corporation⁶
• Jun 3, 2026Sold 10,000 shares at $54.80 of Liquidia Corporation¹⁰
• Jun 2, 2026Sold 5,000 shares at $56.00 of Liquidia Corporation¹⁰
• Jun 1, 2026Sold 15,000 shares at $60.22 of Liquidia Corporation¹⁰
• Jun 17, 2025Granted 18,396 shares of Liquidia Corporation¹¹
• Jun 20, 2024Granted 20,359 shares of Liquidia Corporation¹²
• Nov 10, 2021Bought 30,000 shares at $4.24 of Liquidia Corporation¹³
• Nov 9, 2021Returned to company 30,000 shares at $9.50 of Kadmon Holdings, Inc.⁹