ACORN ENERGY INC

CUSIP: 004848107 Class: COMMON STOCK

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q4 2014
Shares 288,278 Value ($000) $222 Avg Close — Range —
Q3 2014
Shares 558,338 Value ($000) $865 Avg Close — Range —
Q2 2014
Shares 559,838 Value ($000) $1,321 Avg Close — Range —
Q1 2014
Shares 585,005 Value ($000) $1,983 Avg Close — Range —
Q4 2013
Shares 591,115 Value ($000) $2,406 Avg Close — Range —
Q3 2013
Shares 598,837 Value ($000) $3,533 Avg Close — Range —
Q2 2013
Shares 598,369 Value ($000) $5,050 Avg Close — Range —