0001562180-23-006130.txt : 20230803 0001562180-23-006130.hdr.sgml : 20230803 20230803091202 ACCESSION NUMBER: 0001562180-23-006130 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230802 FILED AS OF DATE: 20230803 DATE AS OF CHANGE: 20230803 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Meury William CENTRAL INDEX KEY: 0001536778 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37708 FILM NUMBER: 231138331 MAIL ADDRESS: STREET 1: C/O FOREST LABORATORIES, INC. STREET 2: 909 THIRD AVENUE CITY: NEW YORK STATE: NY ZIP: 10022 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Syndax Pharmaceuticals Inc CENTRAL INDEX KEY: 0001395937 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 320162505 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 35 GATEHOUSE DRIVE STREET 2: BUILDING D, FLOOR 3 CITY: WALTHAM STATE: MA ZIP: 02451 BUSINESS PHONE: 781-419-1400 MAIL ADDRESS: STREET 1: 35 GATEHOUSE DRIVE STREET 2: BUILDING D, FLOOR 3 CITY: WALTHAM STATE: MA ZIP: 02451 4 1 primarydocument.xml PRIMARY DOCUMENT X0508 4 2023-08-02 false 0001395937 Syndax Pharmaceuticals Inc SNDX 0001536778 Meury William C/O SYNDAX PHARMACEUTICALS, INC. 35 GATEHOUSE DRIVE, BUILDING D, FLOOR 3 WALTHAM MA 02451 true false false false true Common Stock 2023-08-02 4 M false 35000.00 7.11 A 83000.00 D Common Stock 2023-08-02 4 S false 35000.00 20.4556 D 48000.00 D Common Stock 2023-08-02 4 M false 24000.00 7.88 A 72000.00 D Common Stock 2023-08-02 4 S false 24000.00 20.4563 D 48000.00 D Common Stock 2023-08-02 4 M false 24000.00 9.47 A 72000.00 D Common Stock 2023-08-02 4 S false 24000.00 20.4547 D 48000.00 D Stock Options (Right to buy) 9.47 2023-08-02 4 M false 24000.00 0.00 D 2030-02-12 Common Stock 24000.00 0.00 D Stock Options (Right to buy) 7.88 2023-08-02 4 M false 24000.00 0.00 D 2029-06-10 Common Stock 24000.00 0.00 D Stock Options (Right to buy) 7.11 2023-08-02 4 M false 35000.00 0.00 D 2028-09-25 Common Stock 35000.00 0.00 D The sale prices ranged from $20.29 to $21.00. The sale prices ranged from $20.30 to $20.97. The sale prices ranged from $20.2950 to $20.89. This option is fully vested. /s/ Michael A. Metzger, as Attorney-in-Fact 2023-08-03