Avidity Partners Management LP - 30 Sep 2025 SCHEDULE 13G/A Report for Kezar Life Sciences, Inc. Common Stock, par value $0.001 per share (KZR)

Filing Manager
Avidity Partners Management LP
Reporting Manager
Avidity Partners Management LP
Security
Kezar Life Sciences, Inc. Common Stock, par value $0.001 per share
Symbol
KZR
Disclosed Ownership
0 shares
Ownership
0%
Form type
SCHEDULE 13G/A
Filing time
14 Nov 2025, 13:33:04 UTC
Date of event
30 Sep 2025
SEC
View on sec.gov

Quoteable Key Fact

"Avidity Partners Management LP disclosed 0% ownership in Kezar Life Sciences, Inc. Common Stock, par value $0.001 per share (KZR) on 30 Sep 2025."

Quick Takeaways

  • Avidity Partners Management LP filed SCHEDULE 13G/A for Kezar Life Sciences, Inc. Common Stock, par value $0.001 per share (KZR).
  • Disclosed ownership: 0%.
  • Date of event: 30 Sep 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 14 Nov 2025, 13:33.

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.

Source Evidence

Backed by Schedule 13D/13G

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

See Original Filing

Reporting Managers (6)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Avidity Partners Management LP 0% 0 0 0 By: Avidity Partners Management (GP) LLC, its general partner, By: /s/ Michael Gregory Michael Gregory / Managing Member
Avidity Partners Management (GP) LLC 0% 0 0 0 /s/ Michael Gregory Michael Gregory / Managing Member
Avidity Capital Partners Fund (GP) LP 0% 0 0 0 By: Avidity Capital Partners (GP) LLC, its general partner, By: /s/ Michael Gregory Michael Gregory / Managing Member
Avidity Capital Partners (GP) LLC 0% 0 0 0 /s/ Michael Gregory Michael Gregory / Managing Member
Avidity Master Fund LP 0% 0 0 0 By: Avidity Capital Partners Fund (GP) LP, its general partner, By: Avidity Capital Partners (GP) LLC, its general partner, By: /s/ Michael Gregory Michael Gregory / Managing Member
Michael Gregory 0% 0 0 0 /s/ Michael Gregory Michael Gregory
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