PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

Catalyst Capital Advisors LLC's Holding History (CIK: 0001549275)

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

Q2 2016
Shares 250 Value ($000) $3 Avg Close — Range —
Q1 2016
Shares 500 Value ($000) $5 Avg Close — Range —