IMPERVA INC

CUSIP: 45321L100 Class: COM

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2018
Shares 112,662 Value ($000) $5,233 Avg Close — Range —
Q3 2018
Shares 112,662 Value ($000) $5,233 Avg Close — Range —
Q2 2018
Shares 113,196 Value ($000) $5,462 Avg Close — Range —
Q1 2018
Shares 93,386 Value ($000) $4,043 Avg Close — Range —
Q4 2017
Shares 96,309 Value ($000) $3,824 Avg Close — Range —
Q3 2017
Shares 49 Value ($000) $2 Avg Close — Range —
Q2 2017
Shares 1,816 Value ($000) $87 Avg Close — Range —
Q1 2017
Shares 1,216 Value ($000) $50 Avg Close — Range —
Q4 2016
Shares 1,209 Value ($000) $47 Avg Close — Range —
Q3 2016
Shares 1,750 Value ($000) $94 Avg Close — Range —
Q2 2016
Shares 1,871 Value ($000) $80 Avg Close — Range —
Q1 2016
Shares 29,116 Value ($000) $1,470 Avg Close — Range —
Q4 2015
Shares 30,540 Value ($000) $1,934 Avg Close — Range —
Q3 2015
Shares 38,957 Value ($000) $2,550 Avg Close — Range —
Q2 2015
Shares 23,002 Value ($000) $1,557 Avg Close — Range —
Q1 2015
Shares 34,805 Value ($000) $1,485 Avg Close — Range —
Q4 2014
Shares 22,958 Value ($000) $1,134 Avg Close — Range —