IMPERVA INC

CUSIP: 45321L100 Class: COM

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

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

Q4 2018
Shares 318,247 Value ($000) $17,723 Avg Close — Range —
Q3 2018
Shares 856,000 Value ($000) $39,761 Avg Close — Range —
Q2 2018
Shares 984,500 Value ($000) $47,502 Avg Close — Range —
Q1 2018
Shares 1,010,200 Value ($000) $43,742 Avg Close — Range —
Q4 2017
Shares 798,100 Value ($000) $31,685 Avg Close — Range —
Q3 2017
Shares 514,400 Value ($000) $22,325 Avg Close — Range —
Q2 2017
Shares 243,919 Value ($000) $11,672 Avg Close — Range —
Q3 2016
Shares 155,900 Value ($000) $8,373 Avg Close — Range —
Q2 2016
Shares 328,400 Value ($000) $14,124 Avg Close — Range —
Q1 2016
Shares 173,700 Value ($000) $8,772 Avg Close — Range —
Q4 2015
Shares 448,300 Value ($000) $28,382 Avg Close — Range —
Q3 2015
Shares 105,200 Value ($000) $6,888 Avg Close — Range —
Q2 2015
Shares 270,200 Value ($000) $18,293 Avg Close — Range —
Q1 2015
Shares 119,500 Value ($000) $5,103 Avg Close — Range —
Q2 2014
Shares 87,000 Value ($000) $2,278 Avg Close — Range —
Q4 2013
Shares 39,800 Value ($000) $1,916 Avg Close — Range —
Q3 2013
Shares 118,000 Value ($000) $4,958 Avg Close — Range —
Q2 2013
Shares 104,800 Value ($000) $4,720 Avg Close — Range —