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Helikon Investments Ltd

Position in ABVX — Abivax S.A.

CIK 1839497 LONDON, X0

Position in ABVX

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$371,413,077
+$258,579,450 QoQ
Shares Held
2,787,131
+175.0% QoQ
Ownership
3.19%
of shares outstanding
% of Portfolio
11.10%
of 13F equity value
Holder Rank
#3
of 301 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ABVX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Helikon Investments Ltd holds $371,413,077 across 1 Biotechnology name. ABVX ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ABVX
Abivax S.A.
This page
2,787,131 $371,413,077

All Filings in ABVX

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $371,413,077 2,787,131
2026-03-31 $112,833,627 1,013,324