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ARCH Venture Partners X, LLC

SEC insider (Form 3/4/5 filer). CIK 0001769012. 10% Owner at Neumora Therapeutics, Inc. (NMRA) and 2 other issuers. 2 reported Form 4/5 transactions since Sep 2024; latest on Oct 27, 2025. Located in CHICAGO, IL.

Companies ARCH Venture Partners X, LLC has filed insider reports for

  • Neumora Therapeutics, Inc. (NMRA): 10% Owner
  • Prime Medicine, Inc. (PRME): 10% Owner
  • Maze Therapeutics, Inc. (MAZE): 10% Owner
ARCH Venture Partners X, LLC profile photo

ARCH Venture Partners X, LLC

CIK: 0001769012

Transaction Breakdown

Open Market Buys (P)2 (100.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (3)

Neumora Therapeutics, Inc. logo
NMRA

Neumora Therapeutics, Inc.

10% Owner
Prime Medicine, Inc. logo
PRME

Prime Medicine, Inc.

10% Owner
Maze Therapeutics, Inc. logo
MAZE

Maze Therapeutics, Inc.

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (2 total)

  • Neumora Therapeutics, Inc. logo
    NMRA

    Neumora Therapeutics, Inc.

    Oct 27, 2025
    Purchase
    Indirect
    1.9M shares at avg. $2.61$5.0M
  • Prime Medicine, Inc. logo
    PRME

    Prime Medicine, Inc.

    Aug 1, 2025
    Purchase
    Indirect
    3M shares at avg. $3.30$10.0M

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