PROOFPOINT INC

CUSIP: 743424103 Class: COM

1832 Asset Management L.P.'s Holding History (CIK: 0000944388)

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

Q2 2018
Shares 1,062,000 Value ($000) $120,870 Avg Close — Range —
Q1 2018
Shares 1,221,200 Value ($000) $137,500 Avg Close — Range —
Q4 2017
Shares 1,221,200 Value ($000) $106,649 Avg Close — Range —
Q3 2017
Shares 1,223,100 Value ($000) $102,151 Avg Close — Range —
Q2 2017
Shares 1,600,100 Value ($000) $137,062 Avg Close — Range —
Q1 2017
Shares 1,368,000 Value ($000) $100,433 Avg Close — Range —
Q4 2016
Shares 752,900 Value ($000) $53,246 Avg Close — Range —
Q3 2016
Shares 752,900 Value ($000) $54,501 Avg Close — Range —