IRON MTN INC

CUSIP: 462846106 Class: COM

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q4 2014
Shares 25,950 Value ($000) $1,003 Avg Close — Range —
Q3 2014
Shares 24,201 Value ($000) $790 Avg Close — Range —
Q2 2014
Shares 24,201 Value ($000) $858 Avg Close — Range —
Q1 2014
Shares 24,201 Value ($000) $667 Avg Close — Range —
Q4 2013
Shares 351,351 Value ($000) $10,662 Avg Close — Range —
Q3 2013
Shares 585,001 Value ($000) $15,816 Avg Close — Range —
Q2 2013
Shares 414,501 Value ($000) $11,148 Avg Close — Range —