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Equibles

XTX Topco Ltd

Position in PBYI — Puma Biotechnology, Inc.

CIK 1828301 LONDON, X0
Back to PBYI Full portfolio

Position in PBYI

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$326,800
+$230,209 QoQ
Shares Held
40,296
+166.6% QoQ
Ownership
0.078%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#61
of 160 holders
Holding Since
Jun 2021
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PBYI 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. PBYI ranks #209 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 REGN
Regeneron Pharmaceuticals, Inc.
 30,522 $19,031,687
2 ASND
Ascendis Pharma A/S
 43,289 $11,546,042
3 BBIO
BridgeBio Pharma, Inc.
 116,611 $8,685,187
4 MRNA
Moderna, Inc.
 123,281 $8,633,368
5 JAZZ
Jazz Pharmaceuticals plc
 30,496 $7,348,621
6 KYMR
Kymera Therapeutics, Inc.
 61,501 $7,052,319
7 CYTK
Cytokinetics Inc
 80,743 $6,878,496
8 PTCT
Ptc Therapeutics, Inc.
 81,923 $6,682,459

All Filings in PBYI

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $326,800 40,296
2026-03-31 $96,591 15,116
2025-09-30 $135,532 25,524
2025-06-30 $358,174 104,424
2025-03-31 $370,938 125,317
2024-12-31 $182,005 59,674
2024-09-30 $67,279 26,384
2024-06-30 $158,471 48,611
2024-03-31 $287,010 54,153
2023-12-31 $237,682 54,892
2023-09-30 $40,210 15,289
2023-06-30 $276,928 78,450
2023-03-31 $252,202 81,619
2022-12-31 $399,121 94,355
2022-09-30 $66,492 28,056
2022-06-30 $102,970 36,130
2022-03-31 $176,307 61,218
2021-12-31 $92,136 30,308
2021-06-30 $144,171 15,705