IMPERVA INC

CUSIP: 45321L100 Class: COM

Alberta Investment Management Corp's Holding History (CIK: 0001463559)

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

Q1 2018
Shares 19,100 Value ($000) $827 Avg Close — Range —
Q3 2017
Shares 7,600 Value ($000) $330 Avg Close — Range —
Q1 2017
Shares 5,500 Value ($000) $226 Avg Close — Range —