QUANTUM CORP

CUSIP: 747906204 Class: CMN

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

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

Q2 2015
Shares 225,000 Value ($000) $378 Avg Close — Range —
Q1 2015
Shares 125,000 Value ($000) $200 Avg Close — Range —
Q4 2014
Shares 50,000 Value ($000) $88 Avg Close — Range —