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XTX Topco Ltd

Position in ZBIO — Zenas BioPharma, Inc.

CIK 1828301 LONDON, X0

Position in ZBIO

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$377,530
-$64,834 QoQ
Shares Held
19,311
+58.5% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ZBIO Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

XTX Topco Ltd holds $287,762,779 across 374 Biotechnology names. ZBIO ranks #164 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ZBIO

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $377,530 19,311
2025-12-31 $442,364 12,183