PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

LMR Partners LLP's Holding History (CIK: 0001578621)

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

Q3 2019
Shares 10,870 Value ($000) $9 Avg Close — Range —
Q2 2019
Shares 10,870 Value ($000) $11 Avg Close — Range —
Q2 2017
Shares 27,277 Value ($000) $127 Avg Close — Range —