IMPERVA INC

CUSIP: 45321L100 Class: COM

Alta Park Capital, LP's Holding History (CIK: 0001621855)

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

Q3 2016
Shares 24,600 Value ($000) $1,321 Avg Close — Range —
Q1 2016
Shares 24,200 Value ($000) $1,222 Avg Close — Range —
Q4 2015
Shares 52,000 Value ($000) $3,292 Avg Close — Range —