IRON MTN INC NEW

Ticker: IRM CUSIP: 46284V101 Class: COM

GUARDIAN CAPITAL LP's Holding History (CIK: 0001224324)

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

Q1 2019

Shares 72,364 Value ($000) $2,566 Avg Close $24.44 Range $21.77 - $25.73

Q4 2018

Shares 73,459 Value ($000) $2,381 Avg Close $22.29 Range $20.47 - $24.25

Q3 2018

Shares 232,095 Value ($000) $8,012 Avg Close $23.81 Range $22.00 - $24.62

Q2 2018

Shares 237,709 Value ($000) $8,322 Avg Close $22.20 Range $20.88 - $23.57

Q1 2018

Shares 212,126 Value ($000) $6,970 Avg Close $21.76 Range $19.92 - $24.42

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	72,364	$2,566	$24.44	$21.77 - $25.73
Q4 2018	73,459	$2,381	$22.29	$20.47 - $24.25
Q3 2018	232,095	$8,012	$23.81	$22.00 - $24.62
Q2 2018	237,709	$8,322	$22.20	$20.88 - $23.57
Q1 2018	212,126	$6,970	$21.76	$19.92 - $24.42