SYNDAX PHARMACEUTICALS INC

Ticker: SNDX CUSIP: 87164F105 Class: Common Stock

Frazier Life Sciences Management, L.P.'s Holding History (CIK: 0001892134)

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

Q3 2023

Shares 600,000 Value ($000) $8,712 Avg Close $18.92 Range $12.85 - $23.55

Q2 2023

Shares 3,708,838 Value ($000) $77,626 Avg Close $20.82 Range $19.27 - $23.14

Q1 2023

Shares 3,708,838 Value ($000) $78,331 Avg Close $24.88 Range $20.01 - $29.86

Q4 2022

Shares 3,708,838 Value ($000) $94,390 Avg Close $23.32 Range $20.25 - $26.51

Q3 2022

Shares 3,412,838 Value ($000) $82,010 Avg Close $22.44 Range $18.05 - $25.71

Q2 2022

Shares 3,195,403 Value ($000) $61,480 Avg Close $16.66 Range $13.27 - $19.91

Q1 2022

Shares 3,195,403 Value ($000) $55,536 Avg Close $16.84 Range $14.56 - $22.27

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	600,000	$8,712	$18.92	$12.85 - $23.55
Q2 2023	3,708,838	$77,626	$20.82	$19.27 - $23.14
Q1 2023	3,708,838	$78,331	$24.88	$20.01 - $29.86
Q4 2022	3,708,838	$94,390	$23.32	$20.25 - $26.51
Q3 2022	3,412,838	$82,010	$22.44	$18.05 - $25.71
Q2 2022	3,195,403	$61,480	$16.66	$13.27 - $19.91
Q1 2022	3,195,403	$55,536	$16.84	$14.56 - $22.27