0000950170-24-007588.txt : 20240125
0000950170-24-007588.hdr.sgml : 20240125
20240125184758
ACCESSION NUMBER: 0000950170-24-007588
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240124
FILED AS OF DATE: 20240125
DATE AS OF CHANGE: 20240125
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Mason Michael
CENTRAL INDEX KEY: 0001514291
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36167
FILM NUMBER: 24563564
MAIL ADDRESS:
STREET 1: 300 3RD STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Karyopharm Therapeutics Inc.
CENTRAL INDEX KEY: 0001503802
STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834]
ORGANIZATION NAME: 03 Life Sciences
IRS NUMBER: 263931704
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 85 WELLS AVENUE
STREET 2: SECOND FLOOR
CITY: NEWTON
STATE: MA
ZIP: 02459
BUSINESS PHONE: 617-658-0600
MAIL ADDRESS:
STREET 1: 85 WELLS AVENUE
STREET 2: SECOND FLOOR
CITY: NEWTON
STATE: MA
ZIP: 02459
4
1
ownership.xml
4
X0508
4
2024-01-24
0001503802
Karyopharm Therapeutics Inc.
KPTI
0001514291
Mason Michael
C/O KARYOPHARM THERAPEUTICS INC.
85 WELLS AVENUE
NEWTON
MA
02459
false
true
false
false
EVP, CFO & Treasurer
false
Common Stock
2024-01-24
4
A
false
13333
0.0
A
251150
D
Represents the number of shares of the issuer's common stock underlying performance-based restricted stock units ("PSUs") granted in February 2023 that have been earned based on the level of achievement of a certain clinical milestone, as certified by the issuer's compensation committee on January 24, 2024. Each earned PSU represents the contingent right to receive one share of the issuer's common stock upon vesting. The earned PSUs will vest on February 28, 2024, the first anniversary of the grant date, subject to continued employment through such vesting date.
/s/Nancy Smith as Attorney-in-Fact for Michael Mason
2024-01-25