0001209191-23-010509.txt : 20230217
0001209191-23-010509.hdr.sgml : 20230217
20230217160757
ACCESSION NUMBER: 0001209191-23-010509
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230215
FILED AS OF DATE: 20230217
DATE AS OF CHANGE: 20230217
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Poulton Stuart
CENTRAL INDEX KEY: 0001942597
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-36167
FILM NUMBER: 23642531
MAIL ADDRESS:
STREET 1: 85 WELLS AVENUE
CITY: NEWTON
STATE: MA
ZIP: 02459
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Karyopharm Therapeutics Inc.
CENTRAL INDEX KEY: 0001503802
STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834]
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
doc4.xml
FORM 4 SUBMISSION
X0306
4
2023-02-15
0
0001503802
Karyopharm Therapeutics Inc.
KPTI
0001942597
Poulton Stuart
C/O KARYOPHARM THERAPEUTICS INC.
85 WELLS AVENUE
NEWTON
MA
02459
0
1
0
0
EVP, Chief Development Officer
Common Stock
2023-02-15
4
S
0
5665
3.19
D
64335
D
Common Stock
2023-02-15
4
S
0
8
3.23
D
64327
D
Common Stock
2023-02-15
4
S
0
196
3.16
D
64131
D
This transaction was a broker-assisted sale of shares to satisfy the payment of withholding tax liability incurred upon the vesting of restricted stock units and does not represent a discretionary trade by the reporting person.
/s/ Nancy Smith as Attorney-in-Fact for Stuart Poulton
2023-02-17