0001562180-22-005475.txt : 20220705
0001562180-22-005475.hdr.sgml : 20220705
20220705160946
ACCESSION NUMBER: 0001562180-22-005475
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20220701
FILED AS OF DATE: 20220705
DATE AS OF CHANGE: 20220705
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Morrison Briggs
CENTRAL INDEX KEY: 0001654430
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-37708
FILM NUMBER: 221064938
MAIL ADDRESS:
STREET 1: C/O SYNDAX PHARMACEUTICALS, INC.
STREET 2: 400 TOTTEN POND ROAD, SUITE 110
CITY: WALTHAM
STATE: MA
ZIP: 02451
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
X0306
4
2022-07-01
false
0001395937
Syndax Pharmaceuticals Inc
SNDX
0001654430
Morrison Briggs
C/O SYNDAX PHARMACEUTICALS, INC.
35 GATEHOUSE DRIVE, BUILDING D, FLOOR 3
WALTHAM
MA
02451
true
true
false
false
President, Head of R&D
Common Stock
2022-07-01
4
M
false
62292.00
7.20
A
80128.00
D
Common Stock
2022-07-01
4
S
false
62292.00
18.9981
D
17836.00
D
Stock Options (Right to buy)
7.20
2022-07-01
4
M
false
62292.00
0.00
D
2025-06-30
Common Stock
62292.00
0.00
D
The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person. Following the sales reported in this Form 4, the Reporting Person has a total of 1,200,616 options to purchase shares of common stock that are vested and immediately exercisable and a total of 397,792 options to purchase shares of common stock that have not yet vested.
The sale prices ranged from $18.61 to $19.38
This option is fully vested.
/s/ Michael A. Metzger, Attorney-in-fact
2022-07-05