OPOWER INC

CUSIP: 68375Y109 Class: COMM STK

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q1 2016
Shares 92,600 Value ($000) $631 Avg Close — Range —
Q4 2015
Shares 64,200 Value ($000) $678 Avg Close — Range —
Q3 2015
Shares 25,200 Value ($000) $225 Avg Close — Range —
Q2 2015
Shares 81,800 Value ($000) $942 Avg Close — Range —
Q1 2015
Shares 81,800 Value ($000) $829 Avg Close — Range —
Q4 2014
Shares 1,113,757 Value ($000) $15,849 Avg Close — Range —
Q3 2014
Shares 1,073,650 Value ($000) $20,249 Avg Close — Range —
Q2 2014
Shares 1,057,740 Value ($000) $19,938 Avg Close — Range —