UniSuper Management’s Iron Mountain IRM Stock Holding History

UniSuper Management’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	$9.39M	Sell	91,908 -3,165	-3%	-$315K	0.06%	169
2025 Q4	$7.89M	Sell	95,073 -22,986	-19%	-$2.15M	0.05%	184
2025 Q3	$12M	Buy	118,059 +5,845	+5%	+$563K	0.07%	154
2025 Q2	$11.5M	Sell	112,214 -1,279	-1%	-$121K	0.08%	151
2025 Q1	$9.76M	Buy	113,493 +4,028	+4%	+$388K	0.07%	158
2024 Q4	$11.5M	Buy	109,465 +5,393	+5%	+$634K	0.08%	147
2024 Q3	$12.4M	Sell	104,072 -3,227	-3%	-$345K	0.09%	143
2024 Q2	$9.62M	Buy	107,299 +92,262	+614%	+$7.47M	0.08%	148
2024 Q1	$1.21M	Sell	15,037 -141,948	-90%	-$10.3M	0.01%	424
2023 Q4	$11M	Buy	156,985 +1,015	+0.7%	+$63.7K	0.12%	128
2023 Q3	$9.27M	Hold	155,970	–	–	0.11%	132
2023 Q2	$8.86M	Buy	+155,970	New	+$8.54M	0.1%	140

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

UniSuper Management's IRM Position: Q1 2026 in Review

UniSuper Management reduced its Iron Mountain (IRM) stake by 3.3% in Q1 2026, selling an estimated $315K and leaving 91,908 shares worth $9.39M. The position accounts for 0.06% of the portfolio, ranked #169.

UniSuper Management first reported a position in IRM in Q2 2023 and has held it in 12 quarters since. The position peaked at $12.4M in Q3 2024. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

UniSuper Management held 91,908 shares of Iron Mountain worth $9.39M as of Q1 2026.
UniSuper Management sold 3,165 Iron Mountain shares in Q1 2026, an estimated $315K.
Iron Mountain made up 0.06% of UniSuper Management's portfolio in Q1 2026, its #169 holding.
UniSuper Management first reported a position in Iron Mountain in Q2 2023 and has held it in 12 quarters since.
UniSuper Management's Iron Mountain position peaked at $12.4M in Q3 2024.
1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on UniSuper Management's 13F filing for Q1 2026, filed 11 May 2026.