ACTIVE POWER INC

CUSIP: 00504W308 Class: COM NEW

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

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

Q2 2016
Shares 35,791 Value ($000) $14 Avg Close — Range —
Q1 2016
Shares 167,671 Value ($000) $163 Avg Close — Range —
Q4 2015
Shares 169,871 Value ($000) $221 Avg Close — Range —
Q3 2015
Shares 182,760 Value ($000) $298 Avg Close — Range —
Q2 2015
Shares 182,760 Value ($000) $367 Avg Close — Range —
Q1 2015
Shares 182,760 Value ($000) $400 Avg Close — Range —
Q4 2014
Shares 188,327 Value ($000) $347 Avg Close — Range —
Q3 2014
Shares 210,659 Value ($000) $421 Avg Close — Range —
Q2 2014
Shares 210,659 Value ($000) $581 Avg Close — Range —
Q1 2014
Shares 213,959 Value ($000) $708 Avg Close — Range —
Q4 2013
Shares 222,190 Value ($000) $749 Avg Close — Range —
Q3 2013
Shares 222,190 Value ($000) $647 Avg Close — Range —
Q2 2013
Shares 225,252 Value ($000) $942 Avg Close — Range —