QUANTUM FUEL SYS TECH WORLDW

CUSIP: 74765E307 Class: COM

PIPER SANDLER & CO.'s Holding History (CIK: 0000724683)

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

Q1 2014
Shares 25,000 Value ($000) $242 Avg Close — Range —
Q4 2013
Shares 51,000 Value ($000) $398 Avg Close — Range —