OMERS Administration Corp’s Iron Mountain IRM Stock Holding History

OMERS Administration Corp’s Portfolio IRM Stock Details IRM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.36M	Buy	13,362 +2,887	+28%	+$287K	0.01%	592
2025 Q4	$869K	Hold	10,475	–	–	0.01%	561
2025 Q3	$1.07M	Hold	10,475	–	–	0.01%	547
2025 Q2	$1.07M	Hold	10,475	–	–	0.01%	497
2025 Q1	$901K	Sell	10,475 -1,717	-14%	-$165K	0.01%	585
2024 Q4	$1.28M	Buy	12,192 +2,073	+20%	+$244K	0.01%	461
2024 Q3	$1.2M	Hold	10,119	–	–	0.01%	484
2024 Q2	$907K	Buy	+10,119	New	+$819K	0.01%	552
2015 Q4	–	Sell	-82,700	Closed	-$2.56M	–	511
2015 Q3	$2.56M	Sell	82,700 -52,200	-39%	-$1.56M	0.07%	177
2015 Q2	$4.18M	Buy	134,900 +80,100	+146%	+$2.81M	0.17%	137
2015 Q1	$2M	Buy	+54,800	New	+$2.12M	0.08%	152

Other funds holding IRM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

OMERS Administration Corp's IRM Position: Q1 2026 in Review

OMERS Administration Corp increased its Iron Mountain (IRM) stake by 28% in Q1 2026, buying an estimated $287K and bringing the position to 13,362 shares worth $1.36M. The position accounts for 0.01% of the portfolio, ranked #592.

OMERS Administration Corp first reported a position in IRM in Q1 2015 and has held it in 11 quarters since. The position peaked at $4.18M in Q2 2015. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

OMERS Administration Corp held 13,362 shares of Iron Mountain worth $1.36M as of Q1 2026.
OMERS Administration Corp bought 2,887 Iron Mountain shares in Q1 2026, an estimated $287K.
Iron Mountain made up 0.01% of OMERS Administration Corp's portfolio in Q1 2026, its #592 holding.
OMERS Administration Corp first reported a position in Iron Mountain in Q1 2015 and has held it in 11 quarters since.
OMERS Administration Corp's Iron Mountain position peaked at $4.18M in Q2 2015.
1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on OMERS Administration Corp's 13F filing for Q1 2026, filed 15 May 2026.