PROOFPOINT INC

CUSIP: 743424103 Class: COM

GW&K Investment Management, LLC's Holding History (CIK: 0001082917)

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

Q2 2021
Shares 85 Value ($000) $15 Avg Close — Range —
Q1 2021
Shares 160 Value ($000) $20 Avg Close — Range —
Q4 2020
Shares 191,081 Value ($000) $26,065 Avg Close — Range —
Q3 2020
Shares 186,757 Value ($000) $19,712 Avg Close — Range —
Q2 2020
Shares 189,696 Value ($000) $21,079 Avg Close — Range —
Q1 2020
Shares 193,512 Value ($000) $19,852 Avg Close — Range —
Q4 2019
Shares 234,833 Value ($000) $26,954 Avg Close — Range —
Q3 2019
Shares 241,120 Value ($000) $31,117 Avg Close — Range —
Q2 2019
Shares 222,582 Value ($000) $26,765 Avg Close — Range —
Q1 2019
Shares 227,314 Value ($000) $27,603 Avg Close — Range —
Q4 2018
Shares 233,639 Value ($000) $19,581 Avg Close — Range —
Q3 2018
Shares 244,159 Value ($000) $25,961 Avg Close — Range —
Q2 2018
Shares 244,252 Value ($000) $28,165 Avg Close — Range —
Q1 2018
Shares 246,664 Value ($000) $28,033 Avg Close — Range —
Q4 2017
Shares 249,392 Value ($000) $22,149 Avg Close — Range —
Q3 2017
Shares 295,754 Value ($000) $25,796 Avg Close — Range —
Q2 2017
Shares 295,465 Value ($000) $25,655 Avg Close — Range —
Q1 2017
Shares 246,151 Value ($000) $18,304 Avg Close — Range —
Q4 2016
Shares 249,885 Value ($000) $17,654 Avg Close — Range —
Q3 2016
Shares 172,286 Value ($000) $12,896 Avg Close — Range —