ACORN ENERGY INC

CUSIP: 004848107 Class: COMMON STOCK

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

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

Q2 2015
Shares 674,300 Value ($000) $297 Avg Close — Range —
Q1 2015
Shares 649,936 Value ($000) $325 Avg Close — Range —
Q4 2014
Shares 557,055 Value ($000) $429 Avg Close — Range —
Q3 2014
Shares 274,500 Value ($000) $425 Avg Close — Range —
Q2 2014
Shares 243,436 Value ($000) $575 Avg Close — Range —