QUANTUM CORP

CUSIP: 747906AJ4 Class: NOTE 4.500%11/1

Starboard Value LP's Holding History (CIK: 0001517137)

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

Q3 2017
Shares 35,550,000 Value ($000) $35,372 Avg Close — Range —
Q2 2017
Shares 35,550,000 Value ($000) $34,661 Avg Close — Range —
Q1 2017
Shares 35,550,000 Value ($000) $34,185 Avg Close — Range —
Q4 2016
Shares 35,550,000 Value ($000) $33,974 Avg Close — Range —
Q3 2016
Shares 35,550,000 Value ($000) $32,861 Avg Close — Range —
Q2 2016
Shares 35,550,000 Value ($000) $25,812 Avg Close — Range —
Q1 2016
Shares 35,550,000 Value ($000) $26,000 Avg Close — Range —
Q4 2015
Shares 35,550,000 Value ($000) $32,277 Avg Close — Range —
Q3 2015
Shares 30,550,000 Value ($000) $25,147 Avg Close — Range —
Q2 2015
Shares 30,550,000 Value ($000) $36,551 Avg Close — Range —
Q1 2015
Shares 30,550,000 Value ($000) $35,896 Avg Close — Range —
Q4 2014
Shares 30,550,000 Value ($000) $38,149 Avg Close — Range —
Q3 2014
Shares 30,550,000 Value ($000) $30,743 Avg Close — Range —
Q2 2014
Shares 30,550,000 Value ($000) $31,547 Avg Close — Range —
Q1 2014
Shares 30,550,000 Value ($000) $31,467 Avg Close — Range —
Q4 2013
Shares 30,550,000 Value ($000) $31,276 Avg Close — Range —