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XTX Topco Ltd

Position in KPTI — Karyopharm Therapeutics Inc.

CIK 1828301 LONDON, X0

Position in KPTI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$915,947
+$828,334 QoQ
Shares Held
164,443
+1281.4% QoQ
Ownership
0.726%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in KPTI Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

XTX Topco Ltd holds $285,597,237 across 374 Biotechnology names. KPTI ranks #88 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in KPTI

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4 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $915,947 164,443
2025-12-31 $87,613 11,904
2025-09-30 $94,189 14,402
2025-06-30 $56,271 13,056