Arch Venture Partners Ix, LLC has bought stock on 3 days since Jul 2019
10% owner at Lyell Immunopharma, Inc., and 2 other companies
SEC CIK 0001723174 · Filings on SEC.gov ↗
Arch Venture Partners Ix, LLC's record
3 months after each buy, from the first price a copier could get.
1 buy has 3 months of prices so far. A record shows here at 3.
Companies
Every filing
3 filings since Jul 2019, newest first
About Arch Venture Partners Ix, LLC
Arch Venture Partners IX, LLC is a venture capital entity affiliated with ARCH Venture Partners, a firm renowned for over 30 years of backing disruptive science companies in life sciences and other sectors, from seed stages with investments ranging from $50K to hundreds of millions per company.( Operating as a venture capital fund, it raised a total offering of $550 million, with $408 million sold by 2016, categorized as a private equity and venture capital fund focused on revolutionary technologies.( The firm is based in Chicago, Illinois, at 8755 W. Higgins Road, Suite 1025.(
Key managing directors include Robert T. Nelsen, Kristina Burow, and Mark McDonnell, all listed as executive officers and managing directors of the GP LLC.( As a 10% owner in multiple biotech firms, Arch Venture Partners IX, LLC holds significant stakes, such as 3,362,872 shares in Karuna Therapeutics Inc. (KRTX) valued at over $1.1 billion (as of 2025 estimates), and has been a 10% owner in companies like Beam Therapeutics Inc. (BEAM), Vir Biotechnology Inc. (VIR), and recently Lyell Immunopharma, Inc. (LYEL).(
Written by Perplexity from public sources.
Filings come from SEC EDGAR. Not investment advice.