Adage Capital Management, L.P.

Holdings History for Karyopharm Therapeutics Inc. - COMMON STOCK (KPTI)

Symbol: KPTI on Nasdaq
Investment type: Equity / COMMON STOCK
Latest Disclosed Shares Owned: 436,736 shares
Security Ownership %: 2.4%

Adage Capital Management, L.P. ownership in Karyopharm Therapeutics Inc. COMMON STOCK (KPTI)

12 Feb 2026 - Adage Capital Management, L.P. has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 436,736 shares of Karyopharm Therapeutics Inc. COMMON STOCK (KPTI). This represents 2.4% ownership of the company. This is the first filing by Adage Capital Management, L.P. disclosing ownership of Karyopharm Therapeutics Inc. COMMON STOCK (KPTI).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
Adage Capital Management, L.P.	2.4%		$3,140,132	436,736			$7.19	13G/A	31 Dec 2025	12 Feb 2026, 09:03