SYNDAX PHARMACEUTICALS INC

Ticker: SNDX CUSIP: 87164F105 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

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

Q4 2025

Shares 203 Value ($000) $4 Avg Close $17.45 Range $12.99 - $22.73

Q3 2025

Shares 202 Value ($000) $3 Avg Close $13.09 Range $8.59 - $17.24

Q2 2025

Shares 203 Value ($000) $2 Avg Close $11.01 Range $8.58 - $14.24

Q1 2025

Shares 201 Value ($000) $2 Avg Close $14.10 Range $12.06 - $16.95

Q4 2024

Shares 1,500 Value ($000) $20 Avg Close $17.11 Range $12.40 - $22.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	203	$4	$17.45	$12.99 - $22.73
Q3 2025	202	$3	$13.09	$8.59 - $17.24
Q2 2025	203	$2	$11.01	$8.58 - $14.24
Q1 2025	201	$2	$14.10	$12.06 - $16.95
Q4 2024	1,500	$20	$17.11	$12.40 - $22.50