PROOFPOINT INC

CUSIP: 743424103 Class: COM

ADVISORY RESEARCH INC's Holding History (CIK: 0000902584)

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

Q3 2017
Shares 20,588 Value ($000) $1,796 Avg Close — Range —
Q2 2017
Shares 22,913 Value ($000) $1,990 Avg Close — Range —
Q1 2017
Shares 69,376 Value ($000) $5,159 Avg Close — Range —
Q4 2016
Shares 83,957 Value ($000) $5,932 Avg Close — Range —