Karyopharm Therapeutics Inc. (KPTI) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for KPTI. 13F holdings as of 2026-06-30.

In 13F filings for the quarter ended June 30, 2026, 93 institutions reported holding KPTI, with 21.2 million shares worth $206.8 million in aggregate.

Top Institutional Holders

InstitutionSharesValueChange
RA Capital Management,1,917,354$19MUNCHANGED
Adage Capital Partners GP,1,521,322$15MDECREASED
Acorn Capital Advisors1,518,113$15MINCREASED
Goldman Sachs1,424,658$14MINCREASED
BlackRock1,418,799$14MINCREASED

Full institutional holdings, insider history, and congressional trades for Karyopharm Therapeutics Inc. on SentiSense.