OPOWER INC

CUSIP: 68375Y109 Class: COMM STK

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2015
Shares 4,600 Value ($000) $47 Avg Close — Range —
Q4 2014
Shares 4,500 Value ($000) $64 Avg Close — Range —
Q3 2014
Shares 4,500 Value ($000) $85 Avg Close — Range —
Q2 2014
Shares 4,500 Value ($000) $85 Avg Close — Range —