IRON MTN INC

CUSIP: 462846106 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2014
Shares 347,367 Value ($000) $13,429 Avg Close — Range —
Q3 2014
Shares 327,363 Value ($000) $10,688 Avg Close — Range —
Q2 2014
Shares 324,036 Value ($000) $11,487 Avg Close — Range —
Q1 2014
Shares 468,042 Value ($000) $12,904 Avg Close — Range —
Q4 2013
Shares 319,639 Value ($000) $9,701 Avg Close — Range —
Q3 2013
Shares 324,739 Value ($000) $8,774 Avg Close — Range —
Q2 2013
Shares 320,248 Value ($000) $8,522 Avg Close — Range —