PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

Bain Capital Public Equity Management II, LLC's Holding History (CIK: 0001768111)

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

Q3 2020
Shares 659,350 Value ($000) $725 Avg Close — Range —
Q2 2020
Shares 755,536 Value ($000) $1,035 Avg Close — Range —
Q1 2020
Shares 765,986 Value ($000) $873 Avg Close — Range —
Q4 2019
Shares 741,573 Value ($000) $1,691 Avg Close — Range —
Q3 2019
Shares 202,050 Value ($000) $171 Avg Close — Range —
Q2 2019
Shares 202,050 Value ($000) $197 Avg Close — Range —