ARCH Venture Partners XII, LLC - Insider Trading & Ownership

Location
8755 W Higgins Road, Suite 1025, Chicago, IL
Summary
The estimated value of insider holdings of ARCH Venture Partners XII, LLC is at least $443M dollars as of August 1, 2025. ARCH Venture Partners XII, LLC is the 10%+ Owner of Neumora Therapeutics, Inc. and owns shares of Neumora Therapeutics, Inc. (NMRA) stock worth about $383M. ARCH Venture Partners XII, LLC is the 10%+ Owner of Rapport Therapeutics, Inc. and owns shares of Rapport Therapeutics, Inc. (RAPP) stock worth about $37.2M. ARCH Venture Partners XII, LLC is the 10%+ Owner of Prime Medicine, Inc. and owns shares of Prime Medicine, Inc. (PRME) stock worth about $23.5M.
Signature
/s/ ARCH Venture Fund XII, L.P., By: ARCH Venture Partners XII, L.P., its General Partner, By: ARCH Venture Partners XII, LLC, its General Partner, By: Mark McDonnell, attorney-in-fact
All Insider Reports
All Insider Reports

Ownership of ARCH Venture Partners XII, LLC

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
NMRA Neumora Therapeutics, Inc. 10%+ Owner $383M Dec 8, 2023
RAPP Rapport Therapeutics, Inc. 10%+ Owner $37.2M Jun 10, 2024
PRME Prime Medicine, Inc. 10%+ Owner $23.5M Aug 1, 2025
MTSR Metsera, Inc. 10%+ Owner Feb 3, 2025

Insider Transactions Reported by ARCH Venture Partners XII, LLC:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.