IRON MTN INC

CUSIP: 462846106 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q4 2014
Shares 270,167 Value ($000) $10,445 Avg Close — Range —
Q3 2014
Shares 205,216 Value ($000) $6,700 Avg Close — Range —
Q2 2014
Shares 198,211 Value ($000) $7,026 Avg Close — Range —
Q1 2014
Shares 181,913 Value ($000) $5,015 Avg Close — Range —
Q4 2013
Shares 178,488 Value ($000) $5,417 Avg Close — Range —
Q3 2013
Shares 177,057 Value ($000) $4,784 Avg Close — Range —
Q2 2013
Shares 1,407,741 Value ($000) $37,460 Avg Close — Range —