ARCH Venture Partners VIII, LLC

• 10% owner at Neumora Therapeutics, Inc. · on record since Sep 20, 2023
• 10% owner at Sienna Biopharmaceuticals, Inc. · on record since Jul 31, 2017
• 10% owner at Quanterix Corp · on record since Dec 13, 2017
• 10% owner at Denali Therapeutics Inc. · on record since Dec 12, 2017
• 10% owner at Q32 Bio Inc. · on record since Mar 27, 2018
• 10% owner at Scholar Rock Holding Corp · on record since May 31, 2018
• 10% owner at Unity Biotechnology, Inc. · on record since May 7, 2018
• 10% owner at Twist Bioscience Corp · on record since Oct 30, 2018
• 10% owner at CHARTWELL DIVIDEND & INCOME FUND INC · on record since Aug 12, 2019
• 10% owner at Metacrine, Inc. · on record since Sep 22, 2020
• 10% owner at Codiak BioSciences, Inc. · on record since Oct 20, 2020