QUANTUM CORP

CUSIP: 747906204 Class: CMN

Cambridge Investment Research Advisors, Inc.'s Holding History (CIK: 0001419186)

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

Q1 2017
Shares 30,800 Value ($000) $27 Avg Close — Range —
Q4 2016
Shares 30,800 Value ($000) $26 Avg Close — Range —
Q3 2016
Shares 30,800 Value ($000) $23 Avg Close — Range —
Q2 2016
Shares 30,800 Value ($000) $13 Avg Close — Range —
Q1 2016
Shares 20,800 Value ($000) $13 Avg Close — Range —
Q4 2015
Shares 10,800 Value ($000) $10 Avg Close — Range —