PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

TD Asset Management Inc's Holding History (CIK: 0001056053)

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

Q4 2018
Shares 49,035 Value ($000) $159 Avg Close — Range —
Q1 2018
Shares 21,200 Value ($000) $101 Avg Close — Range —
Q2 2017
Shares 25,300 Value ($000) $118 Avg Close — Range —
Q1 2017
Shares 25,400 Value ($000) $199 Avg Close — Range —