0001209191-21-012960.txt : 20210222 0001209191-21-012960.hdr.sgml : 20210222 20210222200933 ACCESSION NUMBER: 0001209191-21-012960 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210218 FILED AS OF DATE: 20210222 DATE AS OF CHANGE: 20210222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Kauffman Michael CENTRAL INDEX KEY: 0001364719 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36167 FILM NUMBER: 21662548 MAIL ADDRESS: STREET 1: C/O KARYOPHARM THERAPEUTICS INC. STREET 2: 85 WELLS AVENUE, SECOND FLOOR 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 2021-02-18 0 0001503802 Karyopharm Therapeutics Inc. KPTI 0001364719 Kauffman Michael C/O KARYOPHARM THERAPEUTICS INC. 85 WELLS AVENUE NEWTON MA 02459 1 1 0 0 Chief Executive Officer Common Stock 2021-02-18 4 S 0 9495 14.8312 D 575126 D Common Stock 2021-02-18 4 S 0 9495 14.8312 D 776452 I By Spouse 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. The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on February 18, 2021 on behalf of a group of employees of Karyopharm Therapeutics Inc. to satisfy the payment of withholding tax liability of such employees. 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 spouse of the reporting person. The sale price of the spouse of the reporting person's shares represents the weighted average price of all shares sold by a broker on February 18, 2021 on behalf of a group of employees of Karyopharm Therapeutics Inc. to satisfy the payment of withholding tax liability of such employees. /s/ Nancy Smith as Attorney-in-Fact for Michael Kauffman 2021-02-22