CYTOMX THERAPEUTICS INC

Ticker: CTMX CUSIP: 23284F105 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2020

Shares 286,039 Value ($000) $1,874 Avg Close $7.14 Range $6.40 - $8.00

Q3 2020

Shares 110,346 Value ($000) $734 Avg Close $7.42 Range $6.25 - $9.29

Q2 2020

Shares 82,952 Value ($000) $691 Avg Close $9.29 Range $7.01 - $15.44

Q3 2018

Shares 163,887 Value ($000) $3,032 Avg Close $22.78 Range $17.61 - $27.20

Q2 2018

Shares 76,091 Value ($000) $1,739 Avg Close $25.54 Range $19.86 - $30.73

Q1 2018

Shares 25,823 Value ($000) $735 Avg Close $28.54 Range $20.52 - $35.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	286,039	$1,874	$7.14	$6.40 - $8.00
Q3 2020	110,346	$734	$7.42	$6.25 - $9.29
Q2 2020	82,952	$691	$9.29	$7.01 - $15.44
Q3 2018	163,887	$3,032	$22.78	$17.61 - $27.20
Q2 2018	76,091	$1,739	$25.54	$19.86 - $30.73
Q1 2018	25,823	$735	$28.54	$20.52 - $35.00