PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

EAM Investors, LLC's Holding History (CIK: 0001510989)

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

Q4 2018
Shares 596,871 Value ($000) $1,934 Avg Close — Range —
Q3 2016
Shares 82,553 Value ($000) $1,287 Avg Close — Range —