Barclays’s Iron Mountain IRM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$68.8M Sell
673,771
-55,086
-8% -$5.48M 0.02% 625
2025
Q4
$60.5M Sell
728,857
-11,033
-1% -$1.03M 0.01% 688
2025
Q3
$75.4M Buy
739,890
+196,194
+36% +$18.9M 0.02% 602
2025
Q2
$55.8M Sell
543,696
-100,350
-16% -$9.46M 0.01% 672
2025
Q1
$55.4M Buy
644,046
+238,625
+59% +$23M 0.02% 616
2024
Q4
$42.6M Sell
405,421
-185,881
-31% -$21.8M 0.01% 736
2024
Q3
$70.3M Sell
591,302
-45,659
-7% -$4.88M 0.02% 555
2024
Q2
$57.1M Buy
636,961
+50,057
+9% +$4.05M 0.02% 574
2024
Q1
$47.1M Sell
586,904
-185,416
-24% -$13.4M 0.02% 642
2023
Q4
$54M Buy
772,320
+207,832
+37% +$13M 0.02% 625
2023
Q3
$33.6M Sell
564,488
-35,105
-6% -$2.15M 0.02% 602
2023
Q2
$34.1M Buy
599,593
+281,617
+89% +$15.4M 0.02% 570
2023
Q1
$16.8M Sell
317,976
-615,578
-66% -$32.3M 0.01% 917
2022
Q4
$46.5M Buy
933,554
+345,769
+59% +$17.5M 0.02% 522
2022
Q3
$25.8M Buy
587,785
+139,514
+31% +$7.05M 0.03% 528
2022
Q2
$21.8M Sell
448,271
-2,869
-0.6% -$151K 0.01% 685
2022
Q1
$25M Sell
451,140
-301,236
-40% -$14.3M 0.02% 607
2021
Q4
$39.4M Sell
752,376
-240,704
-24% -$11.4M 0.01% 673
2021
Q3
$43.1M Buy
993,080
+155,028
+18% +$6.98M 0.02% 582
2021
Q2
$35.5M Buy
838,052
+335,658
+67% +$14.1M 0.02% 645
2021
Q1
$18.6M Buy
502,394
+17,001
+4% +$568K 0.01% 828
2020
Q4
$14.3M Sell
485,393
-389,006
-44% -$10.8M 0.01% 988
2020
Q3
$23.4M Buy
874,399
+97,642
+13% +$2.78M 0.01% 681
2020
Q2
$20.3M Sell
776,757
-153,195
-16% -$3.87M 0.02% 640
2020
Q1
$22.1M Sell
929,952
-106,714
-10% -$3.23M 0.02% 596
2019
Q4
$33M Buy
1,036,666
+503,932
+95% +$16.5M 0.02% 688
2019
Q3
$17.3M Sell
532,734
-59,272
-10% -$1.86M 0.01% 966
2019
Q2
$18.5M Buy
592,006
+222,107
+60% +$7.28M 0.01% 977
2019
Q1
$13.1M Sell
369,899
-563,601
-60% -$19.9M 0.01% 1072
2018
Q4
$30.3M Sell
933,500
-192,550
-17% -$6.32M 0.02% 557
2018
Q3
$38.9M Buy
1,126,050
+342,982
+44% +$12.2M 0.03% 520
2018
Q2
$27.4M Sell
783,068
-108,674
-12% -$3.67M 0.02% 628
2018
Q1
$29.3M Buy
891,742
+102,337
+13% +$3.45M 0.02% 662
2017
Q4
$29.8M Buy
789,405
+386,775
+96% +$15.3M 0.02% 604
2017
Q3
$15.7M Sell
402,630
-126,784
-24% -$4.74M 0.02% 779
2017
Q2
$18.2M Buy
529,414
+422,388
+395% +$14.8M 0.02% 649
2017
Q1
$3.82M Sell
107,026
-269,677
-72% -$9.55M ﹤0.01% 1522
2016
Q4
$12.2M Buy
376,703
+128,743
+52% +$4.28M 0.01% 835
2016
Q3
$9.31M Sell
247,960
-320,939
-56% -$12.4M 0.01% 913
2016
Q2
$22.7M Buy
568,899
+515,507
+966% +$18.8M 0.03% 478
2016
Q1
$1.76M Sell
53,392
-263,609
-83% -$7.57M ﹤0.01% 2034
2015
Q4
$8.56M Buy
317,001
+263,077
+488% +$7.72M 0.01% 976
2015
Q3
$1.67M Sell
53,924
-330,289
-86% -$9.85M ﹤0.01% 2273
2015
Q2
$11.9M Sell
384,213
-435,317
-53% -$15.2M 0.01% 928
2015
Q1
$29.5M Buy
819,530
+20,038
+3% +$774K 0.03% 514
2014
Q4
$30.4M Buy
799,492
+211,346
+36% +$7.69M 0.03% 552
2014
Q3
$18.8M Sell
588,146
-1,624,252
-73% -$52.7M 0.02% 746
2014
Q2
$71.6M Buy
2,212,398
+1,870,880
+548% +$50.8M 0.08% 214
2014
Q1
$8.52M Sell
341,518
-66,089
-16% -$1.69M 0.01% 1268
2013
Q4
$11.3M Buy
407,607
+136,168
+50% +$3.49M 0.01% 1159
2013
Q3
$6.77M Sell
271,439
-748,376
-73% -$19M 0.01% 1443
2013
Q2
$25.1M Buy
+1,019,815
New +$32.9M 0.03% 536

Other funds holding IRM

Barclays's IRM Position: Q1 2026 in Review

Barclays reduced its Iron Mountain (IRM) stake by 7.6% in Q1 2026, selling an estimated $5.48M and leaving 673,771 shares worth $68.8M. The position accounts for 0.02% of the portfolio, ranked #625.

Barclays first reported a position in IRM in Q2 2013 and has held it in 52 quarters since. The position peaked at $75.4M in Q3 2025. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

  • Barclays held 673,771 shares of Iron Mountain worth $68.8M as of Q1 2026.
  • Barclays sold 55,086 Iron Mountain shares in Q1 2026, an estimated $5.48M.
  • Iron Mountain made up 0.02% of Barclays's portfolio in Q1 2026, its #625 holding.
  • Barclays first reported a position in Iron Mountain in Q2 2013 and has held it in 52 quarters since.
  • Barclays's Iron Mountain position peaked at $75.4M in Q3 2025.
  • 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Barclays's 13F filing for Q1 2026, filed 15 May 2026.