IRON MTN INC

CUSIP: 462846106 Class: COM

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

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

Q4 2014
Shares 7,145,194 Value ($000) $276,233 Avg Close — Range —
Q3 2014
Shares 6,795,462 Value ($000) $221,872 Avg Close — Range —
Q2 2014
Shares 6,995,308 Value ($000) $247,984 Avg Close — Range —
Q1 2014
Shares 9,247,528 Value ($000) $254,954 Avg Close — Range —
Q4 2013
Shares 9,316,078 Value ($000) $282,743 Avg Close — Range —
Q3 2013
Shares 7,891,269 Value ($000) $213,222 Avg Close — Range —
Q2 2013
Shares 2,676,769 Value ($000) $71,229 Avg Close — Range —