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XTX Topco Ltd

Position in ALT — Altimmune, Inc.

CIK 1828301 LONDON, X0

Position in ALT

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$389,387
+$293,774 QoQ
Shares Held
128,088
+790.9% QoQ
Ownership
0.066%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#67
of 210 holders
Holding Since
Dec 2021
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ALT Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

XTX Topco Ltd holds $414,894,447 across 381 Biotechnology names. ALT ranks #197 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ALT

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $389,387 128,088
2024-06-30 $95,613 14,378
2023-09-30 $532,994 204,998
2023-03-31 $89,763 21,271
2022-03-31 $119,759 19,665
2021-12-31 $135,265 14,767