IMPERVA INC

CUSIP: 45321L100 Class: COM

TWO SIGMA ADVISERS, LP's Holding History (CIK: 0001478735)

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

Q4 2018
Shares 127,304 Value ($000) $7,090 Avg Close — Range —
Q3 2018
Shares 291,804 Value ($000) $13,554 Avg Close — Range —
Q2 2018
Shares 299,304 Value ($000) $14,441 Avg Close — Range —
Q1 2018
Shares 307,004 Value ($000) $13,293 Avg Close — Range —
Q4 2017
Shares 355,504 Value ($000) $14,114 Avg Close — Range —
Q3 2017
Shares 318,104 Value ($000) $13,806 Avg Close — Range —
Q2 2017
Shares 366,304 Value ($000) $17,528 Avg Close — Range —
Q1 2017
Shares 166,504 Value ($000) $6,835 Avg Close — Range —
Q4 2016
Shares 136,060 Value ($000) $5,225 Avg Close — Range —
Q4 2015
Shares 6,044 Value ($000) $383 Avg Close — Range —
Q3 2015
Shares 4,253 Value ($000) $278 Avg Close — Range —
Q2 2015
Shares 9,353 Value ($000) $633 Avg Close — Range —