Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Iron Mountain IRM Stock Holding History

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’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	$21.9M	Buy	214,886 +203,201	+1,739%	+$20.2M	0.04%	342
2025 Q4	$969K	Sell	11,685 -7	-0.1%	-$655	﹤0.01%	1094
2025 Q3	$1.19M	Sell	11,692 -77	-0.7%	-$7.42K	﹤0.01%	849
2025 Q2	$1.21M	Sell	11,769 -54,233	-82%	-$5.11M	﹤0.01%	755
2025 Q1	$5.68M	Buy	66,002 +3,502	+6%	+$337K	0.01%	471
2024 Q4	$6.57M	Hold	62,500	–	–	0.01%	471
2024 Q3	$7.43M	Hold	62,500	–	–	0.02%	423
2024 Q2	$5.6M	Sell	62,500 -1,500	-2%	-$121K	0.02%	408
2024 Q1	$5.13M	Buy	+64,000	New	+$4.63M	0.02%	375
2023 Q4	–	Sell	-3,000	Closed	-$178K	–	1095
2023 Q3	$178K	Buy	+3,000	New	+$183K	﹤0.01%	834
2021 Q4	–	Sell	-100,000	Closed	-$4.34M	–	1791
2021 Q3	$4.34M	Hold	100,000	–	–	0.01%	589
2021 Q2	$4.23M	Buy	+100,000	New	+$4.19M	0.01%	714
2020 Q1	–	Sell	-280,600	Closed	-$8.94M	–	974
2019 Q4	$8.94M	Buy	+280,600	New	+$9.2M	0.04%	299

Other funds holding IRM

BlackRock New York $6.73T AUM 46.02% 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 $3.37T AUM 44.26% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 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 $204B AUM 27.99% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's IRM Position: Q1 2026 in Review

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund increased its Iron Mountain (IRM) stake by 1,739% in Q1 2026, buying an estimated $20.2M and bringing the position to 214,886 shares worth $21.9M. The position accounts for 0.04% of the portfolio, ranked #342.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in IRM in Q4 2019 and has held it in 13 quarters since. 1,087 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund held 214,886 shares of Iron Mountain worth $21.9M as of Q1 2026.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund bought 203,201 Iron Mountain shares in Q1 2026, an estimated $20.2M.
Iron Mountain made up 0.04% of Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's portfolio in Q1 2026, its #342 holding.
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in Iron Mountain in Q4 2019 and has held it in 13 quarters since.
1,087 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's 13F filing for Q1 2026, filed 14 May 2026.