Schroder Investment Management Group
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Schroder Investment Management Group’s Iron Mountain IRM Stock Holding History

Schroder Investment Management Group’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 		$11.4M Buy
90,524
+79,548
+725% +$9.75M 0.01% 649
2026
Q1 		$1.12M Buy
10,976
+546
+5% +$54.3K ﹤0.01% 1018
2025
Q4 		$865K Sell
10,430
-2,649
-20% -$248K ﹤0.01% 1006
2025
Q3 		$1.31M Sell
13,079
-738
-5% -$71.1K ﹤0.01% 991
2025
Q2 		$1.42M Buy
13,817
+789
+6% +$74.4K ﹤0.01% 958
2025
Q1 		$1.11M Buy
13,028
+2,131
+20% +$205K ﹤0.01% 976
2024
Q4 		$1.13M Sell
10,897
-3,647
-25% -$429K ﹤0.01% 1008
2024
Q3 		$1.7M Sell
14,544
-53
-0.4% -$5.67K ﹤0.01% 962
2024
Q2 		$1.31M Buy
14,597
+1,255
+9% +$102K ﹤0.01% 985
2024
Q1 		$1.07M Sell
13,342
-287
-2% -$20.8K ﹤0.01% 1013
2023
Q4 		$954K Sell
13,629
-553
-4% -$34.7K ﹤0.01% 1015
2023
Q3 		$843K Hold
14,182
– – ﹤0.01% 1034
2023
Q2 		$806K Sell
14,182
-2,787
-16% -$153K ﹤0.01% 1076
2023
Q1 		$898K Buy
16,969
+1,623
+11% +$85K ﹤0.01% 1065
2022
Q4 		$765K Hold
15,346
– – ﹤0.01% 1086
2022
Q3 		$675K Sell
15,346
-6,092
-28% -$308K ﹤0.01% 1090
2022
Q2 		$1.04M Buy
21,438
+13,928
+185% +$733K ﹤0.01% 1066
2022
Q1 		$417K Sell
7,510
-39,632
-84% -$1.89M ﹤0.01% 1240
2021
Q4 		$2.47M Buy
47,142
+1,440
+3% +$68.1K ﹤0.01% 888
2021
Q3 		$1.99M Buy
45,702
+6,698
+17% +$301K ﹤0.01% 984
2021
Q2 		$1.65M Sell
39,004
-110
-0.3% -$4.61K ﹤0.01% 1050
2021
Q1 		$1.45M Sell
39,114
-6,407
-14% -$214K ﹤0.01% 1072
2020
Q4 		$1.34M Buy
45,521
+476
+1% +$13.2K ﹤0.01% 1074
2020
Q3 		$1.23M Buy
45,045
+609
+1% +$17.3K ﹤0.01% 972
2020
Q2 		$1.16M Sell
44,436
-46,487
-51% -$1.17M ﹤0.01% 897
2020
Q1 		$2.12M Sell
90,923
-19,450
-18% -$589K ﹤0.01% 787
2019
Q4 		$3.52M Buy
110,373
+3,981
+4% +$131K 0.01% 800
2019
Q3 		$3.42M Buy
106,392
+23,837
+29% +$749K 0.01% 811
2019
Q2 		$2.58M Buy
82,555
+47,159
+133% +$1.55M ﹤0.01% 785
2019
Q1 		$1.25M Sell
35,396
-32,105
-48% -$1.13M ﹤0.01% 858
2018
Q4 		$2.19K Buy
67,501
+11,890
+21% +$390K ﹤0.01% 791
2018
Q3 		$1.92M Buy
55,611
+319
+0.6% +$11.4K ﹤0.01% 819
2018
Q2 		$1.92M Buy
55,292
+20,505
+59% +$693K ﹤0.01% 837
2018
Q1 		$1.14M Sell
34,787
-565
-2% -$19K ﹤0.01% 925
2017
Q4 		$1.33M Sell
35,352
-288
-0.8% -$11.4K ﹤0.01% 944
2017
Q3 		$1.38M Buy
35,640
+23,778
+200% +$888K ﹤0.01% 932
2017
Q2 		$406K Buy
+11,862
New +$415K ﹤0.01% 1091
2015
Q2 		– Sell
-4,902
Closed -$179K – 1230
2015
Q1 		$179K Buy
4,902
+629
+15% +$24.3K ﹤0.01% 1076
2014
Q4 		$165K Buy
+4,273
New +$155K ﹤0.01% 1135

Other funds holding IRM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 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
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

Schroder Investment Management Group's IRM Position: Q2 2026 in Review

Schroder Investment Management Group increased its Iron Mountain (IRM) stake by 725% in Q2 2026, buying an estimated $9.75M and bringing the position to 90,524 shares worth $11.4M. The position accounts for 0.01% of the portfolio, ranked #649.

Schroder Investment Management Group first reported a position in IRM in Q4 2014 and has held it in 39 quarters since. 962 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • Schroder Investment Management Group held 90,524 shares of Iron Mountain worth $11.4M as of Q2 2026.
  • Schroder Investment Management Group bought 79,548 Iron Mountain shares in Q2 2026, an estimated $9.75M.
  • Iron Mountain made up 0.01% of Schroder Investment Management Group's portfolio in Q2 2026, its #649 holding.
  • Schroder Investment Management Group first reported a position in Iron Mountain in Q4 2014 and has held it in 39 quarters since.
  • 962 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Schroder Investment Management Group's 13F filing for Q2 2026, filed 13 Aug 2026.