QUANTUM CORP

CUSIP: 747906204 Class: CMN

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q1 2017
Shares 98,800 Value ($000) $86 Avg Close — Range —
Q4 2016
Shares 98,800 Value ($000) $82 Avg Close — Range —
Q3 2016
Shares 98,800 Value ($000) $73 Avg Close — Range —
Q2 2016
Shares 98,800 Value ($000) $41 Avg Close — Range —
Q1 2016
Shares 99,300 Value ($000) $61 Avg Close — Range —
Q4 2015
Shares 99,300 Value ($000) $92 Avg Close — Range —
Q3 2015
Shares 98,800 Value ($000) $69 Avg Close — Range —
Q2 2015
Shares 98,800 Value ($000) $166 Avg Close — Range —
Q1 2015
Shares 98,800 Value ($000) $158 Avg Close — Range —
Q4 2014
Shares 98,800 Value ($000) $174 Avg Close — Range —
Q3 2014
Shares 98,800 Value ($000) $115 Avg Close — Range —
Q2 2014
Shares 19,000 Value ($000) $23 Avg Close — Range —
Q1 2014
Shares 37,000 Value ($000) $45 Avg Close — Range —
Q4 2013
Shares 37,000 Value ($000) $44 Avg Close — Range —
Q3 2013
Shares 194,740 Value ($000) $269 Avg Close — Range —
Q2 2013
Shares 113,640 Value ($000) $156 Avg Close — Range —