Dudediligence.

Syndax Pharmaceuticals, Inc

SNDXNASDAQ · Pharmaceutical Preparations
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$2,709,203

9 notices · 135,977 sh

Oct 2025 to Oct 2026

Reported ·

$1,964,351

8 sales · 0 buys

Oct 2025 to Jun 2026

The two figures cover different periods.

2 of 8 reported sales carry the 10b5-1 box. Together they are 0.12% of the shares on issue.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-07-08: MICHAEL METZGER, Form 1442026-06-12: Botwood Nicholas A.J., Form 1442026-06-11: Botwood Nicholas A.J., Form 1442026-06-01: Goldan Keith A., Form 1442026-06-01: Metzger Michael A, Form 1442026-02-09: Metzger Michael A, Form 1442026-02-09: Goldan Keith A., Form 1442026-02-06: Metzger Michael A, Form 1442026-02-06: Goldan Keith A., Form 1442026-02-06: Goldan Keith A., sold2026-02-06: Metzger Michael A, sold2026-02-09: Goldan Keith A., sold2026-02-09: Metzger Michael A, sold2026-06-01: Metzger Michael A, sold2026-06-01: Goldan Keith A., sold2026-06-11: Botwood Nicholas A.J., sold
under a no plan named▼ salesize is dollars

Form 144 notices, newest first

2026-07-08MICHAEL METZGER, Chief Executive Officer$752,395
32,375 shplan 2026-03-10Form 4s on file end Jun 23144 ↗
2026-06-12Botwood Nicholas A.J., Head of R&D, CMO$566,693
31,235 shplan 2026-03-11Form 4s on file end Jun 23144 ↗
2026-06-11Botwood Nicholas A.J., Head of R&D, CMO$609,435
34,280 shplan 2026-03-11144 ↗
Form 4, 2026-06-12: sold 65,515 at $18.07 Form 4 ↗
2026-06-01Goldan Keith A., Chief Financial Officer$22,352
1,177 shno plan date144 ↗
Form 4, 2026-06-02: sold 1,177 at $18.99 Form 4 ↗
2026-06-01Metzger Michael A, Chief Executive Officer$130,028
6,847 shplan 2026-03-10144 ↗
Form 4, 2026-06-02: sold 6,847 at $18.99 Form 4 ↗
2026-02-09Metzger Michael A, Chief Executive Officer$360,826
17,159 shno plan date144 ↗
Form 4, 2026-02-10: sold 17,159 at $21.03 Form 4 ↗
2026-02-09Goldan Keith A., Chief Financial Officer$71,707
3,410 shno plan date144 ↗
Form 4, 2026-02-10: sold 3,410 at $21.03 Form 4 ↗
2026-02-06Metzger Michael A, Chief Executive Officer$152,836
7,412 shno plan date144 ↗
Form 4, 2026-02-06: sold 7,412 at $20.62 Form 4 ↗
2026-02-06Goldan Keith A., Chief Financial Officer$42,931
2,082 shno plan date144 ↗
Form 4, 2026-02-06: sold 2,082 at $20.62 Form 4 ↗