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Karyopharm Therapeutics KPTI · USD

Health Care · US listing · 🇺🇸 United States

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0.04

-27.14%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Opaleye Management Inc.949.9k5.19%+949.9k10 Oct 2025
J.P. Morgan Securities LLC427.6k2.34%+171.2k30 Sept 2025
The Vanguard Group, Inc.408.2k2.23%−110k30 Sept 2025
Paulson (Richard A.)148.5k0.81%+114.3k15 Oct 2025
Cheng (Sohanya Roshan)56.1k0.31%+43.7k15 Oct 2025
Mano (Michael)55.9k0.31%+43.7k15 Oct 2025
Macomber (Lori A)54.3k0.30%+43.7k15 Oct 2025
Poulton (Stuart)48.3k0.26%+39.7k15 Oct 2025
Abate (Kristin)21.9k0.12%+12.4k15 Oct 2025
Belvedere Trading, LLC14.6k0.08%+14.6k30 Sept 2025
T. Rowe Price Associates, Inc.10.9k0.06%—30 Sept 2025
Rangwala (Reshma)7.2k0.04%+53715 Sept 2025
BlackRock Fund Advisors1.5k0.01%—30 Sept 2025
Quent Capital, LLC2310.00%+23130 Sept 2025
Rise Advisors, LLC1310.00%+13130 Sept 2025

Insider trades

Purchases and sales by directors and officers, as filed with the regulator

DateWhoTypeSharesPriceValue
2 Mar 2026 ↗Abate KristinChief Accounting OfficerSale5599.41$5,260
2 Mar 2026 ↗Mano MichaelEVP, CLO&SecretarySale3.5k9.41$33,178
2 Mar 2026 ↗Cheng Sohanya RoshanEVP & Chief Commercial OfficerSale4.6k9.41$43,321
2 Mar 2026 ↗Rangwala ReshmaEVP & Chief Medical OfficerSale5.1k9.41$47,669
2 Mar 2026 ↗Paulson Richard A.President and CEOSale12.4k9.41$116,311
2 Mar 2026 ↗Poulton StuartEVP, Chief Development OfficerSale5.1k9.41$47,998

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

7.3m

+20.0% on the period before. 4.8 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

53.3%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 30 Sept 20261,939 shares
  • 24 Sept 202643,762 shares
  • 23 Sept 202640,393 shares
  • 22 Sept 202619,176 shares
  • 21 Sept 20261,238 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.