DOT HILL SYS CORP

CUSIP: 25848T109 Class: CMN

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

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

Q3 2015
Shares 49,700 Value ($000) $484 Avg Close — Range —
Q2 2015
Shares 49,700 Value ($000) $304 Avg Close — Range —
Q1 2015
Shares 31,900 Value ($000) $169 Avg Close — Range —
Q4 2014
Shares 31,900 Value ($000) $141 Avg Close — Range —
Q3 2014
Shares 31,900 Value ($000) $121 Avg Close — Range —
Q2 2014
Shares 31,900 Value ($000) $150 Avg Close — Range —
Q1 2014
Shares 21,900 Value ($000) $85 Avg Close — Range —
Q4 2013
Shares 21,900 Value ($000) $74 Avg Close — Range —
Q3 2013
Shares 53,400 Value ($000) $114 Avg Close — Range —
Q2 2013
Shares 96,000 Value ($000) $210 Avg Close — Range —