QUANTUM FUEL SYS TECH WORLDW

CUSIP: 74765E307 Class: COM

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

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

Q4 2014
Shares 9,337 Value ($000) $20 Avg Close — Range —
Q3 2014
Shares 9,337 Value ($000) $35 Avg Close — Range —
Q2 2014
Shares 9,337 Value ($000) $54 Avg Close — Range —
Q1 2014
Shares 9,337 Value ($000) $90 Avg Close — Range —
Q4 2013
Shares 9,337 Value ($000) $73 Avg Close — Range —
Q3 2013
Shares 9,337 Value ($000) $30 Avg Close — Range —