PROOFPOINT INC

CUSIP: 743424103 Class: COM

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q2 2017
Shares 3,500 Value ($000) $304 Avg Close — Range —
Q3 2015
Shares 4,486 Value ($000) $271 Avg Close — Range —