IRON MTN INC

CUSIP: 462846106 Class: COM

SNYDER CAPITAL MANAGEMENT L P's Holding History (CIK: 0001050477)

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

Q4 2014
Shares 93,326 Value ($000) $3,608 Avg Close — Range —
Q3 2014
Shares 189,146 Value ($000) $6,176 Avg Close — Range —
Q2 2014
Shares 347,406 Value ($000) $12,316 Avg Close — Range —
Q1 2014
Shares 346,726 Value ($000) $9,559 Avg Close — Range —
Q4 2013
Shares 342,866 Value ($000) $10,406 Avg Close — Range —
Q3 2013
Shares 402,878 Value ($000) $10,886 Avg Close — Range —
Q2 2013
Shares 504,472 Value ($000) $13,424 Avg Close — Range —