IRON MTN INC

CUSIP: 462846106 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2014
Shares 346,844 Value ($000) $13,409 Avg Close — Range —
Q3 2014
Shares 317,477 Value ($000) $10,366 Avg Close — Range —
Q2 2014
Shares 312,898 Value ($000) $11,092 Avg Close — Range —
Q1 2014
Shares 309,898 Value ($000) $8,544 Avg Close — Range —
Q4 2013
Shares 308,498 Value ($000) $9,363 Avg Close — Range —
Q3 2013
Shares 306,398 Value ($000) $8,279 Avg Close — Range —
Q2 2013
Shares 296,876 Value ($000) $7,900 Avg Close — Range —
Q1 2013
Shares 289,315 Value ($000) $10,505 Avg Close — Range —