IMPERVA INC

CUSIP: 45321L100 Class: COM

MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000922127)

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

Q4 2016
Shares 24,050 Value ($000) $924 Avg Close — Range —
Q3 2016
Shares 24,050 Value ($000) $1,292 Avg Close — Range —
Q2 2016
Shares 34,950 Value ($000) $1,503 Avg Close — Range —
Q1 2016
Shares 34,950 Value ($000) $1,765 Avg Close — Range —
Q4 2015
Shares 49,550 Value ($000) $3,137 Avg Close — Range —
Q3 2015
Shares 76,814 Value ($000) $5,030 Avg Close — Range —
Q2 2015
Shares 115,714 Value ($000) $7,834 Avg Close — Range —
Q1 2015
Shares 115,714 Value ($000) $4,941 Avg Close — Range —
Q4 2014
Shares 111,235 Value ($000) $5,498 Avg Close — Range —
Q3 2014
Shares 143,415 Value ($000) $4,120 Avg Close — Range —
Q2 2014
Shares 76,201 Value ($000) $1,995 Avg Close — Range —
Q1 2014
Shares 91,309 Value ($000) $5,086 Avg Close — Range —
Q4 2013
Shares 91,309 Value ($000) $4,395 Avg Close — Range —
Q3 2013
Shares 89,849 Value ($000) $3,775 Avg Close — Range —
Q2 2013
Shares 76,975 Value ($000) $3,467 Avg Close — Range —