CYTOMX THERAPEUTICS INC

Ticker: CTMX CUSIP: 23284F105 Class: COM

MPM BioImpact LLC's Holding History (CIK: 0001687078)

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

Q1 2020

Shares 855,437 Value ($000) $6,561 Avg Close $6.97 Range $3.60 - $8.63

Q4 2019

Shares 855,437 Value ($000) $7,109 Avg Close $6.75 Range $5.10 - $9.00

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	855,437	$6,561	$6.97	$3.60 - $8.63
Q4 2019	855,437	$7,109	$6.75	$5.10 - $9.00