PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

STATE STREET CORP's Holding History (CIK: 0000093751)

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

Q3 2020
Shares 11,200 Value ($000) $12 Avg Close — Range —
Q2 2020
Shares 11,200 Value ($000) $15 Avg Close — Range —
Q1 2020
Shares 11,200 Value ($000) $13 Avg Close — Range —
Q4 2019
Shares 11,200 Value ($000) $26 Avg Close — Range —
Q3 2019
Shares 11,200 Value ($000) $9 Avg Close — Range —
Q2 2019
Shares 18,300 Value ($000) $18 Avg Close — Range —
Q1 2019
Shares 471,360 Value ($000) $594 Avg Close — Range —
Q4 2018
Shares 299,363 Value ($000) $970 Avg Close — Range —
Q3 2018
Shares 269,567 Value ($000) $647 Avg Close — Range —
Q2 2018
Shares 210,200 Value ($000) $588 Avg Close — Range —
Q1 2018
Shares 13,400 Value ($000) $63 Avg Close — Range —
Q1 2017
Shares 97,167 Value ($000) $760 Avg Close — Range —
Q4 2016
Shares 86,471 Value ($000) $1,059 Avg Close — Range —
Q3 2016
Shares 95,617 Value ($000) $1,490 Avg Close — Range —
Q2 2016
Shares 91,304 Value ($000) $1,109 Avg Close — Range —