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West Branch Capital LLC

Position in KPTI — Karyopharm Therapeutics Inc.

CIK 1738723 AMHERST, MA

Position in KPTI

as of Jun 30, 2026 · filed Jul 10, 2026
Position Value
$29
+$13 QoQ
Shares Held
3
0.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#96
of 97 holders
Holding Since
Dec 2023
11 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in KPTI Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

West Branch Capital LLC holds $7,588 across 3 Biotechnology names. KPTI ranks #3 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 KPTI
Karyopharm Therapeutics Inc.
This page
3 $29

All Filings in KPTI

Export CSV
11 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $29 3
2026-03-31 $16 3
2025-12-31 $22 3
2025-09-30 $19 3
2025-06-30 $12 3
2025-03-31 $11 3
2024-12-31 $32 48
2024-09-30 $39 48
2024-06-30 $41 48
2024-03-31 $72 48
2023-12-31 $41 48