ARCH Venture Fund XII, L.P. - 30 Mar 2026 SCHEDULE 13D/A Report for Neumora Therapeutics, Inc. Common Stock, $0.0001 par value (NMRA)

Filing manager
ARCH Venture Fund XII, L.P.
Reporting owner
Kristina Burow
Security
Neumora Therapeutics, Inc. Common Stock, $0.0001 par value
Beneficially owned shares
33,965,419 shares
Ownership signal CIK-linked ownership evidence from parsed SEC filings. 2 signals
Large-stake signal

Form

SCHEDULE 13D/A

Active or control-oriented beneficial ownership filing.

Ownership

19%

Beneficial ownership of this reported class.

Shares

33,965,419 shares

Shares beneficially owned as disclosed.

Event date

30 Mar 2026

Date tied to the ownership event or amendment.

Accepted by SEC

01 Apr 2026

EDGAR acceptance date.

How to read this large-stake filing
  • Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
  • Compare this filing with the holder history and issuer page before treating the percentage as a current position.
  • Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership
19%
Subject security Names, identifiers, and filing context for this profile. 2 source fields
Symbol
NMRA
Shares outstanding
181,633,257 shares
Source evidence Original filing metadata and source links for verification. 5 source fields
SEC form
SCHEDULE 13D/A
Accepted by SEC
01 Apr 2026, 16:10:03 UTC
Event date
30 Mar 2026
Prior SEC filing
29 Oct 2025
Source filing
View source filing

Key filing fact

ARCH Venture Fund XII, L.P. disclosed 19% ownership in Neumora Therapeutics, Inc. Common Stock, $0.0001 par value (NMRA) on 30 Mar 2026.

Key facts

  • ARCH Venture Fund XII, L.P. filed SCHEDULE 13D/A for Neumora Therapeutics, Inc. Common Stock, $0.0001 par value (NMRA).
  • Disclosed ownership: 19%.
  • Date of event: 30 Mar 2026.

Change

  • Previous schedule filing date: 29 Oct 2025.
  • Current filing was accepted on 01 Apr 2026, 16:10.

Research use

  • This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
  • Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

View source filing

Reporting persons

Disclosed reporting parties (18)

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name Ownership Shares owned Sole voting power Shared voting power Signature Title CIK
ARCH Venture Fund VII, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners VII, L.P. its General Partner 0001402439
ARCH Venture Fund VIII Overage, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners VIII, LLC its General Partner 0001617237
ARCH Venture Fund X, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners X, L.P. its General Partner 0001757011
ARCH Venture Fund X Overage, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners X Overage, L.P. its General Partner 0001757017
ARCH Venture Fund XII, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners XII, L.P. its General Partner 0001906837
ARCH Venture Partners VII, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners VII, LLC its General Partner 0001544444
ARCH Venture Partners X, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners X, LLC its General Partner 0001782583
ARCH Venture Partners X Overage, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners X, LLC its General Partner 0001768905
ARCH Venture Partners XII, L.P. 19% 33,847,838 0 33,847,838 ARCH Venture Partners XII, LLC its General Partner 0001979765
ARCH Venture Partners VII, LLC 19% 33,847,838 0 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director 0001544443
ARCH Venture Partners VIII, LLC 19% 33,847,838 0 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director 0001616165
ARCH Venture Partners X, LLC 19% 33,847,838 0 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Robert Nelsen, Managing Director 0001769012
ARCH Venture Partners XII, LLC 19% 33,847,838 0 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director 0001979548
Robert Nelsen 19% 33,847,838 0 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Robert Nelsen 0001219042
Keith Crandell 19% 33,847,838 0 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Keith Crandell 0001219039
Clinton Bybee 2% 3,708,794 0 3,708,794 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Clinton Bybee 0001219043
Kristina Burow 19% 33,965,419 117,581 33,847,838 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Kristina Burow 0001569248
Steven Gillis 17% 31,526,272 0 31,526,272 /s/ Mark McDonnell* Mark McDonnell, as Attorney-in-Fact for Steven Gillis 0001229592
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