IRON MTN INC

CUSIP: 462846106 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2014
Shares 3,522,769 Value ($000) $136,190,251 Avg Close — Range —
Q3 2014
Shares 37,827 Value ($000) $1,235 Avg Close — Range —