ARCH Venture Fund IX, L.P. - 31 Dec 2024 SCHEDULE 13G/A Report for Lyell Immunopharma, Inc. Common Stock par value $0.0001 per share (LYEL)

Filing Manager
ARCH Venture Fund IX, L.P.
Reporting Manager
Robert Nelsen
Security
Lyell Immunopharma, Inc. Common Stock par value $0.0001 per share
Symbol
LYEL
Shares outstanding
279,371,878 shares
Disclosed Ownership
36,597,716 shares
Ownership
13%
Form type
SCHEDULE 13G/A
Filing time
14 Feb 2025, 16:55:23 UTC
Date of event
31 Dec 2024
SEC
View on sec.gov

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Quoteable Key Fact

"ARCH Venture Fund IX, L.P. disclosed 13% ownership in Lyell Immunopharma, Inc. Common Stock par value $0.0001 per share (LYEL) on 31 Dec 2024."

Quick Takeaways

  • ARCH Venture Fund IX, L.P. filed SCHEDULE 13G/A for Lyell Immunopharma, Inc. Common Stock par value $0.0001 per share (LYEL).
  • Disclosed ownership: 13%.
  • Date of event: 31 Dec 2024.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 14 Feb 2025, 16:55.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

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

See Original Filing

Reporting Managers (8)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ARCH Venture Fund IX, L.P. 13% 36,412,716 0 36,412,716 ARCH Venture Partners IX, L.P. its General Partner
ARCH Venture Fund IX Overage, L.P. 13% 36,412,716 0 36,412,716 ARCH Venture Partners IX Overage, L.P. its General Partner
ARCH Venture Partners IX, L.P. 13% 36,412,716 0 36,412,716 ARCH Venture Partners IX, LLC its General Partner
ARCH Venture Partners IX Overage, L.P. 13% 36,412,716 0 36,412,716 ARCH Venture Partners IX, LLC its General Partner
ARCH Venture Partners IX, LLC 13% 36,412,716 0 36,412,716 /s/ Mark McDonnell * Mark McDonnell, as Attorney-in-Fact for Keith Crandell, Managing Director
Keith Crandell 13% 36,412,716 0 36,412,716 /s/ Mark McDonnell * Mark McDonnell, as Attorney-in-Fact for Keith Crandell
Clinton Bybee 13% 36,412,716 0 36,412,716 /s/ Mark McDonnell * Mark McDonnell, as Attorney-in-Fact for Clinton Bybee
Robert Nelsen 13% 36,597,716 185,000 36,412,716 /s/ Mark McDonnell * Mark McDonnell, as Attorney-in-Fact for Robert Nelsen

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