Reporting Manager
T. Rowe Price Investment Management, Inc.
Symbol
KPTI
Shares outstanding
19,020,517 shares
Disclosed Ownership
2,244,421 shares
Ownership
12%
Form type
SCHEDULE 13G/A
Filing time
17 Feb 2026, 10:28:30 UTC
Date of event
31 Dec 2025
Previous filing
07 Nov 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
T. Rowe Price Investment Management, Inc. 12% 2,244,421 1,491,409 0 Ellen York Vice President