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Brookfield Corp’s Iron Mountain IRM Stock Holding History

Brookfield 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
Q2 		$665K Sell
5,262
-182,993
-97% -$22.4M ﹤0.01% 80
2026
Q1 		$19.2M Buy
188,255
+44,935
+31% +$4.47M 0.03% 55
2025
Q4 		$11.9M Buy
143,320
+128,205
+848% +$12M 0.01% 68
2025
Q3 		$1.54M Buy
15,115
+922
+6% +$88.8K ﹤0.01% 93
2025
Q2 		$1.46M Buy
14,193
+171
+1% +$16.1K ﹤0.01% 87
2025
Q1 		$1.21M Buy
14,022
+2,898
+26% +$279K ﹤0.01% 85
2024
Q4 		$1.17M Sell
11,124
-6,181
-36% -$726K 0.01% 95
2024
Q3 		$2.06M Sell
17,305
-148,221
-90% -$15.9M 0.01% 89
2024
Q2 		$14.8M Buy
165,526
+119,952
+263% +$9.71M 0.09% 67
2024
Q1 		$3.66M Sell
45,574
-307,229
-87% -$22.2M 0.02% 86
2023
Q4 		$24.7M Sell
352,803
-223,006
-39% -$14M 0.14% 58
2023
Q3 		$34.2M Buy
+575,809
New +$35.2M 0.21% 52
2022
Q4 		– Sell
-9,512
Closed -$418K – 668
2022
Q3 		$418K Buy
+9,512
New +$480K ﹤0.01% 581
2022
Q1 		– Sell
-25,113
Closed -$1.31M – 711
2021
Q4 		$1.31M Buy
+25,113
New +$1.19M 0.01% 397
2015
Q4 		– Sell
-106,372
Closed -$3.3M – 233
2015
Q3 		$3.3M Hold
106,372
– – 0.01% 129
2015
Q2 		$3.3M Buy
106,372
+67,394
+173% +$2.36M 0.01% 135
2015
Q1 		$1.42M Sell
38,978
-1,498,356
-97% -$57.8M 0.01% 130
2014
Q4 		$59.4M Sell
1,537,334
-1,691,054
-52% -$61.5M 0.28% 51
2014
Q3 		$105M Sell
3,228,388
-2,767,097
-46% -$89.7M 0.62% 29
2014
Q2 		$196M Buy
5,995,485
+420,789
+8% +$11.4M 1.27% 11
2014
Q1 		$142M Buy
5,574,696
+1,393,833
+33% +$35.7M 0.61% 16
2013
Q4 		$117M Sell
4,180,863
-279,589
-6% -$7.16M 0.64% 16
2013
Q3 		$111M Buy
4,460,452
+94,376
+2% +$2.4M 0.57% 15
2013
Q2 		$107M Buy
+4,366,076
New +$141M 0.56% 13

Other funds holding IRM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Cohen & Steers
Cohen & Steers New York $63.2B AUM 17.15% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Brookfield Corp's IRM Position: Q2 2026 in Review

Brookfield Corp reduced its Iron Mountain (IRM) stake by 97% in Q2 2026, selling an estimated $22.4M and leaving 5,262 shares worth $665K. The position accounts for ﹤0.01% of the portfolio, ranked #80.

Brookfield Corp first reported a position in IRM in Q2 2013 and has held it in 24 quarters since. The position peaked at $196M in Q2 2014. 1,168 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • Brookfield Corp held 5,262 shares of Iron Mountain worth $665K as of Q2 2026.
  • Brookfield Corp sold 182,993 Iron Mountain shares in Q2 2026, an estimated $22.4M.
  • Iron Mountain made up ﹤0.01% of Brookfield Corp's portfolio in Q2 2026, its #80 holding.
  • Brookfield Corp first reported a position in Iron Mountain in Q2 2013 and has held it in 24 quarters since.
  • Brookfield Corp's Iron Mountain position peaked at $196M in Q2 2014.
  • 1,168 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Brookfield Corp's 13F filing for Q2 2026, filed 14 Aug 2026.