SYNDAX PHARMACEUTICALS INC

Ticker: SNDX CUSIP: 87164F105 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q4 2022

Shares 100,000 Value ($000) $2,545 Avg Close $23.32 Range $20.25 - $26.51

Q2 2018

Shares 338,789 Value ($000) $2,378 Avg Close $9.81 Range $6.61 - $15.20

Q1 2018

Shares 327,955 Value ($000) $4,667 Avg Close $10.61 Range $8.44 - $14.96

Q4 2017

Shares 330,910 Value ($000) $2,899 Avg Close $9.90 Range $7.70 - $13.48

Q3 2017

Shares 330,910 Value ($000) $3,872 Avg Close $12.26 Range $10.56 - $14.17

Q2 2017

Shares 325,000 Value ($000) $4,540 Avg Close $11.43 Range $7.41 - $15.43

Q1 2017

Shares 172,386 Value ($000) $2,365 Avg Close $10.38 Range $6.31 - $15.70

Q4 2016

Shares 225,000 Value ($000) $1,613 Avg Close $10.96 Range $6.69 - $16.40

Q3 2016

Shares 168,772 Value ($000) $2,559 Avg Close $13.15 Range $9.60 - $18.03

Q2 2016

Shares 125,000 Value ($000) $1,231 Avg Close $13.71 Range $8.97 - $17.49

Q1 2016

Shares 175,000 Value ($000) $2,331 Avg Close $12.54 Range $10.60 - $16.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	100,000	$2,545	$23.32	$20.25 - $26.51
Q2 2018	338,789	$2,378	$9.81	$6.61 - $15.20
Q1 2018	327,955	$4,667	$10.61	$8.44 - $14.96
Q4 2017	330,910	$2,899	$9.90	$7.70 - $13.48
Q3 2017	330,910	$3,872	$12.26	$10.56 - $14.17
Q2 2017	325,000	$4,540	$11.43	$7.41 - $15.43
Q1 2017	172,386	$2,365	$10.38	$6.31 - $15.70
Q4 2016	225,000	$1,613	$10.96	$6.69 - $16.40
Q3 2016	168,772	$2,559	$13.15	$9.60 - $18.03
Q2 2016	125,000	$1,231	$13.71	$8.97 - $17.49
Q1 2016	175,000	$2,331	$12.54	$10.60 - $16.30