QUANTUM CORP

CUSIP: 747906204 Class: CMN

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2015
Shares 300 Value ($000) $0 Avg Close — Range —
Q2 2015
Shares 332 Value ($000) $0 Avg Close — Range —
Q4 2014
Shares 252 Value ($000) $0 Avg Close — Range —