Sofinnova Crossover I - 12 Jan 2026 SCHEDULE 13D/A Report for Abivax S.A. Ordinary Shares, par value EUR0.01 per share (ABVX)

Filing Manager
Sofinnova Crossover I
Reporting Manager
Sofinnova Crossover I SLP
Security
Abivax S.A. Ordinary Shares, par value EUR0.01 per share
Symbol
ABVX
Shares outstanding
83,110,104 shares
Disclosed Ownership
6,399,478 shares
Ownership
7.7%
Form type
SCHEDULE 13D/A
Filing time
14 Jan 2026, 16:13:22 UTC
Date of event
12 Jan 2026
Previous filing
30 Oct 2025
SEC
View on sec.gov

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Quoteable Key Fact

"Sofinnova Crossover I disclosed 7.7% ownership in Abivax S.A. Ordinary Shares, par value EUR0.01 per share (ABVX) on 12 Jan 2026."

Quick Takeaways

  • Sofinnova Crossover I filed SCHEDULE 13D/A for Abivax S.A. Ordinary Shares, par value EUR0.01 per share (ABVX).
  • Disclosed ownership: 7.7%.
  • Date of event: 12 Jan 2026.

What Changed

  • Previous schedule filing date: 30 Oct 2025.
  • Current filing was accepted on 14 Jan 2026, 16:13.

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 (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Sofinnova Crossover I SLP 7.7% 6,399,478 6,399,478 0 /s/ Antoine Papiernik Managing Partner 0001845105
Sofinnova Partners SAS 7.7% 6,399,478 6,399,478 0 /s/ Antoine Papiernik Managing Partner 0001574139
Antoine Papiernik 7.7% 6,399,478 6,399,478 0 /s/ Antoine Papiernik Antoine Papiernik
Cedric Moreau 7.7% 6,399,478 6,399,478 0 /s/ Cedric Moreau Cedric Moreau
Kinam Hong 7.7% 6,399,478 6,399,478 0 /s/ Kinam Hong Kinam Hong
Joseph Anderson 7.7% 6,399,478 6,399,478 0 /s/ Joseph Anderson Joseph Anderson
Jacques Theurillat 7.7% 6,399,478 6,399,478 0 /s/ Jacques Theurillat Jacques Theurillat

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