QUANTUM CORP

CUSIP: 747906204 Class: CMN

GLOBEFLEX CAPITAL L P's Holding History (CIK: 0000921531)

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

Q3 2015
Shares 402 Value ($000) $0 Avg Close — Range —
Q2 2015
Shares 1,202,371 Value ($000) $2,020 Avg Close — Range —
Q1 2015
Shares 1,229 Value ($000) $2 Avg Close — Range —
Q4 2014
Shares 1,785 Value ($000) $3 Avg Close — Range —
Q3 2014
Shares 2,229 Value ($000) $3 Avg Close — Range —
Q2 2014
Shares 4,030 Value ($000) $4 Avg Close — Range —
Q1 2014
Shares 4,759 Value ($000) $5 Avg Close — Range —