Filing Details

Accession Number:
0001562180-21-006038
Form Type:
4
Zero Holdings:
No
Publication Time:
2021-09-21 16:35:03
Reporting Period:
2021-09-17
Accepted Time:
2021-09-21 16:35:03
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1395937 Syndax Pharmaceuticals Inc SNDX Pharmaceutical Preparations (2834) 320162505
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1654430 Briggs Morrison C/O Syndax Pharmaceuticals, Inc.
35 Gatehouse Drive, Building D, Floor 3
Waltham MA 02451
Chief Executive Officer No No No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2021-09-17 70,262 $7.20 118,598 No 4 M Direct
Common Stock Disposition 2021-09-17 70,262 $20.07 48,336 No 4 S Direct
Common Stock Acquisiton 2021-09-20 50 $7.20 48,386 No 4 M Direct
Common Stock Disposition 2021-09-20 50 $20.00 48,336 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 S Direct
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Stock Options (Right to buy) Disposition 2021-09-17 70,262 $0.00 70,262 $7.20
Common Stock Stock Options (Right to buy) Disposition 2021-09-20 50 $0.00 50 $7.20
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
0 2025-06-30 No 4 M Direct
0 2025-06-30 No 4 M Direct
Footnotes
  1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person.
  2. The sale prices ranged from $20.00 to $20.32.
  3. This option is fully vested.