PROOFPOINT INC

CUSIP: 743424AB9 Class: CONV

Russell Investments Group, Ltd.'s Holding History (CIK: 0001692234)

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

Q1 2017
Shares 188,000 Value ($000) $360 Avg Close — Range —
Q4 2016
Shares 188,000 Value ($000) $345 Avg Close — Range —