PROOFPOINT INC

CUSIP: 743424103 Class: COM

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q3 2019
Shares 3 Value ($000) $0 Avg Close — Range —
Q2 2019
Shares 3 Value ($000) $0 Avg Close — Range —
Q4 2017
Shares 167 Value ($000) $15 Avg Close — Range —
Q3 2017
Shares 167 Value ($000) $15 Avg Close — Range —
Q2 2017
Shares 167 Value ($000) $15 Avg Close — Range —
Q1 2017
Shares 167 Value ($000) $12 Avg Close — Range —
Q4 2016
Shares 167 Value ($000) $12 Avg Close — Range —
Q3 2016
Shares 167 Value ($000) $12 Avg Close — Range —
Q2 2016
Shares 167 Value ($000) $11 Avg Close — Range —
Q3 2015
Shares 200 Value ($000) $12 Avg Close — Range —
Q2 2015
Shares 200 Value ($000) $13 Avg Close — Range —