PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

OXFORD ASSET MANAGEMENT LLP's Holding History (CIK: 0001438284)

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

Q4 2019
Shares 495,807 Value ($000) $1,130 Avg Close — Range —
Q3 2019
Shares 144,232 Value ($000) $122 Avg Close — Range —
Q4 2018
Shares 205,734 Value ($000) $667 Avg Close — Range —
Q1 2017
Shares 23,606 Value ($000) $185 Avg Close — Range —