IMPERVA INC

CUSIP: 45321L100 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q3 2018
Shares 676,445 Value ($000) $31,421 Avg Close — Range —
Q2 2018
Shares 50,194 Value ($000) $2,422 Avg Close — Range —
Q1 2018
Shares 217,806 Value ($000) $9,431 Avg Close — Range —
Q4 2017
Shares 1,075,920 Value ($000) $42,714 Avg Close — Range —
Q3 2017
Shares 907,615 Value ($000) $39,390 Avg Close — Range —
Q2 2017
Shares 479,452 Value ($000) $22,942 Avg Close — Range —
Q1 2017
Shares 554,794 Value ($000) $22,774 Avg Close — Range —
Q4 2016
Shares 385,316 Value ($000) $14,796 Avg Close — Range —
Q4 2015
Shares 103,490 Value ($000) $6,552 Avg Close — Range —
Q2 2015
Shares 178,116 Value ($000) $12,058 Avg Close — Range —
Q1 2015
Shares 293,886 Value ($000) $12,549 Avg Close — Range —