IMPERVA INC

CUSIP: 45321L100 Class: COM

BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp's Holding History (CIK: 0001228242)

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

Q1 2017
Shares 80,000 Value ($000) $3,284 Avg Close — Range —
Q4 2016
Shares 80,000 Value ($000) $3,072 Avg Close — Range —
Q3 2016
Shares 80,000 Value ($000) $4,297 Avg Close — Range —
Q2 2016
Shares 80,000 Value ($000) $3,441 Avg Close — Range —
Q1 2016
Shares 80,000 Value ($000) $4,040 Avg Close — Range —
Q4 2015
Shares 80,000 Value ($000) $5,065 Avg Close — Range —
Q3 2015
Shares 72,937 Value ($000) $4,776 Avg Close — Range —