IRON MTN INC

CUSIP: 462846106 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2014
Shares 339,743 Value ($000) $13,134 Avg Close — Range —
Q3 2014
Shares 740,147 Value ($000) $24,165 Avg Close — Range —
Q2 2014
Shares 512,648 Value ($000) $18,173 Avg Close — Range —
Q1 2014
Shares 527,263 Value ($000) $14,536 Avg Close — Range —
Q4 2013
Shares 547,185 Value ($000) $16,607 Avg Close — Range —
Q3 2013
Shares 532,368 Value ($000) $14,384 Avg Close — Range —
Q2 2013
Shares 509,771 Value ($000) $13,565 Avg Close — Range —