Preston Klassen

Companies

• Regulus Therapeutics Inc.Board member Aug 14, 2023 to now¹
• Regulus Therapeutics Inc.President Jun 12, 2023 to now²
• Metacrine, Inc.Board member Sep 15, 2020 to Mar 24, 2023³
• Zura Bio LtdChief operating officer Mar 21, 2023 to Mar 21, 2023⁴
• Zura Bio LtdPresident Mar 21, 2023 to Mar 21, 2023⁴
• Metacrine, Inc.Chief executive officer Sep 15, 2020 to Jan 27, 2023³
• Metacrine, Inc.President Sep 15, 2020 to Jan 27, 2023³
• Arena PharmaceuticalsEVP and CMO Mar 20, 2017 to Mar 3, 2020⁵
• Histogen Inc.Board member Feb 11, 2014 to Jul 1, 2019⁶

Holdings

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

Shares held

• RTRegulus Therapeutics Inc.0 shares⁷Jun 25, 2025
• MMetacrine, Inc.1,384,116 shares⁸Mar 23, 2023

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

Recent filings

• Jun 25, 2025Returned to company 115,555 shares of Regulus Therapeutics Inc.⁷
• Jun 3, 2025Bought 12,000 shares at $7.99 of Regulus Therapeutics Inc.⁹
• Jan 13, 2025Sold 31,445 shares at $1.26 of Regulus Therapeutics Inc.¹⁰
• Jan 9, 2025Granted 30,000 shares at $1.30 of Regulus Therapeutics Inc.¹¹
• Jan 9, 2025Granted 37,500 shares at $1.36 of Regulus Therapeutics Inc.¹¹
• Mar 23, 2023Granted 842,211 shares at $0.47 of Metacrine, Inc.⁸
• Jan 26, 2023Sold 380,605 shares at $0.41 of Metacrine, Inc.¹²
• Apr 19, 2022Sold 1,173 shares at $0.51 of Metacrine, Inc.¹³
• Apr 19, 2022Sold 43,575 shares at $0.50 of Metacrine, Inc.¹³
• Apr 14, 2022Granted 104,500 shares of Metacrine, Inc.¹⁴
• Feb 27, 2022Granted 842,211 shares of Metacrine, Inc.¹⁵