BIOTECHNOLOGY VALUE FUND L P - 30 Sep 2025 SCHEDULE 13G/A Report for Avalo Therapeutics, Inc. Common Stock, $0.001 par value per share (AVTX)

Filing Manager
BIOTECHNOLOGY VALUE FUND L P
Reporting Manager
BVF PARTNERS L P/IL
Security
Avalo Therapeutics, Inc. Common Stock, $0.001 par value per share
Symbol
AVTX
Shares outstanding
14,596,106 shares
Disclosed Ownership
1,458,151 shares
Ownership
10%
Form type
SCHEDULE 13G/A
Filing time
14 Nov 2025, 16:00:31 UTC
Date of event
30 Sep 2025
Previous filing
14 Feb 2025
Next filing
17 Feb 2026
SEC
View on sec.gov

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Quoteable Key Fact

"BIOTECHNOLOGY VALUE FUND L P disclosed 10% ownership in Avalo Therapeutics, Inc. Common Stock, $0.001 par value per share (AVTX) on 30 Sep 2025."

Quick Takeaways

  • BIOTECHNOLOGY VALUE FUND L P filed SCHEDULE 13G/A for Avalo Therapeutics, Inc. Common Stock, $0.001 par value per share (AVTX).
  • Disclosed ownership: 10%.
  • Date of event: 30 Sep 2025.

What Changed

  • Previous schedule filing date: 14 Feb 2025.
  • Current filing was accepted on 14 Nov 2025, 16:00.

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 (10)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BIOTECHNOLOGY VALUE FUND L P 5.5% 806,414 0 806,414 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF I GP LLC 5.5% 806,414 0 806,414 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BIOTECHNOLOGY VALUE FUND II LP 4% 580,975 0 580,975 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF II GP LLC 4% 580,975 0 580,975 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
Biotechnology Value Trading Fund OS LP 0.3% 40,633 0 40,633 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF Partners OS Ltd. 0.3% 40,633 0 40,633 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF GP HOLDINGS LLC 9.5% 1,387,389 0 1,387,389 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF PARTNERS L P/IL 10% 1,458,151 0 1,458,151 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF INC/IL 10% 1,458,151 0 1,458,151 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
LAMPERT MARK N 10% 1,458,151 0 1,458,151 /s/ Mark N. Lampert Mark N. Lampert

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