OPOWER INC

CUSIP: 68375Y109 Class: COMM STK

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q1 2016
Shares 287,158 Value ($000) $1,956 Avg Close — Range —
Q4 2015
Shares 278,121 Value ($000) $2,937 Avg Close — Range —
Q3 2015
Shares 301,157 Value ($000) $2,683 Avg Close — Range —
Q2 2015
Shares 152,761 Value ($000) $1,759 Avg Close — Range —
Q1 2015
Shares 140,371 Value ($000) $1,422 Avg Close — Range —
Q4 2014
Shares 110,011 Value ($000) $1,565 Avg Close — Range —
Q3 2014
Shares 81,421 Value ($000) $1,535 Avg Close — Range —
Q2 2014
Shares 19,624 Value ($000) $370 Avg Close — Range —