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XTX Topco Ltd

Position in AMPH — Amphastar Pharmaceuticals, Inc.

CIK 1828301 LONDON, X0

Position in AMPH

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$944,585
-$774,163 QoQ
Shares Held
46,808
-46.6% QoQ
Ownership
0.110%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#68
of 209 holders
Holding Since
Dec 2022
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMPH Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - Specialty & Generic

Healthcare · as of Jun 30, 2026

XTX Topco Ltd holds $78,752,334 across 60 Drug Manufacturers - Specialty & Generic names. AMPH ranks #21 (1.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMPH

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $944,585 46,808
2026-03-31 $1,718,748 87,736
2025-12-31 $1,301,695 48,607
2025-03-31 $532,198 18,358
2024-09-30 $674,130 13,891
2023-12-31 $248,946 4,025
2023-06-30 $350,854 6,105
2022-12-31 $461,769 16,480