SYNDAX PHARMACEUTICALS INC

Ticker: SNDX CUSIP: 87164F105 Class: Common Stock

COMMONWEALTH EQUITY SERVICES, LLC's Holding History (CIK: 0000312272)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 10,906 Value ($000) $0 Avg Close $13.09 Range $8.59 - $17.24

Q3 2023

Shares 11,695 Value ($000) $0 Avg Close $18.92 Range $12.85 - $23.55

Q2 2023

Shares 11,495 Value ($000) $0 Avg Close $20.82 Range $19.27 - $23.14

Q1 2023

Shares 10,890 Value ($000) $0 Avg Close $24.88 Range $20.01 - $29.86

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	10,906	$0	$13.09	$8.59 - $17.24
Q3 2023	11,695	$0	$18.92	$12.85 - $23.55
Q2 2023	11,495	$0	$20.82	$19.27 - $23.14
Q1 2023	10,890	$0	$24.88	$20.01 - $29.86