PROTEOSTASIS THERAPEUTICS IN

CUSIP: 74373B109 Class: COM

BARCLAYS PLC's Holding History (CIK: 0000312069)

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

Q4 2019
Shares 324 Value ($000) $1 Avg Close — Range —
Q3 2019
Shares 6,999 Value ($000) $6 Avg Close — Range —
Q2 2019
Shares 6,419 Value ($000) $6 Avg Close — Range —
Q1 2019
Shares 131,869 Value ($000) $166 Avg Close — Range —
Q4 2018
Shares 34,398 Value ($000) $112 Avg Close — Range —
Q3 2018
Shares 16,127 Value ($000) $39 Avg Close — Range —
Q2 2018
Shares 14,452 Value ($000) $40 Avg Close — Range —
Q1 2018
Shares 54,957 Value ($000) $261 Avg Close — Range —
Q4 2017
Shares 2,201 Value ($000) $12 Avg Close — Range —
Q2 2017
Shares 17,861 Value ($000) $84 Avg Close — Range —
Q1 2017
Shares 19,564 Value ($000) $153 Avg Close — Range —
Q4 2016
Shares 193 Value ($000) $2 Avg Close — Range —
Q3 2016
Shares 939 Value ($000) $15 Avg Close — Range —