IMPERVA INC

CUSIP: 45321L100 Class: COM

DUPONT CAPITAL MANAGEMENT CORP's Holding History (CIK: 0001128251)

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

Q4 2018
Shares 43,563 Value ($000) $2,426 Avg Close — Range —
Q4 2015
Shares 4,705 Value ($000) $298 Avg Close — Range —