Canada Pension Plan Investment Board’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
Sell
-88,145
Closed -$7.31M 1857
2025
Q4
$7.31M Sell
88,145
-122,138
-58% -$11.4M ﹤0.01% 715
2025
Q3
$21.4M Buy
210,283
+102,327
+95% +$9.86M 0.02% 484
2025
Q2
$11.1M Sell
107,956
-1,387
-1% -$131K 0.01% 571
2025
Q1
$9.41M Sell
109,343
-107,925
-50% -$10.4M 0.01% 582
2024
Q4
$22.8M Sell
217,268
-851,842
-80% -$100M 0.02% 440
2024
Q3
$127M Buy
1,069,110
+337,595
+46% +$36.1M 0.12% 170
2024
Q2
$65.6M Sell
731,515
-165,475
-18% -$13.4M 0.06% 242
2024
Q1
$71.9M Sell
896,990
-50,000
-5% -$3.62M 0.08% 239
2023
Q4
$66.3M Buy
946,990
+87,500
+10% +$5.49M 0.08% 226
2023
Q3
$51.1M Sell
859,490
-8,100
-0.9% -$495K 0.07% 245
2023
Q2
$49.3M Buy
867,590
+2,000
+0.2% +$109K 0.07% 239
2023
Q1
$45.8M Buy
865,590
+43,238
+5% +$2.27M 0.07% 238
2022
Q4
$41M Sell
822,352
-45,238
-5% -$2.28M 0.07% 236
2022
Q3
$38.1M Buy
867,590
+867,580
+8,675,800% +$43.8M 0.06% 251
2022
Q2
$0 Sell
10
-116,600
-100% -$6.14M ﹤0.01% 1334
2022
Q1
$6.46M Sell
116,610
-72,208
-38% -$3.44M 0.01% 566
2021
Q4
$9.88M Sell
188,818
-57,795
-23% -$2.73M 0.01% 579
2021
Q3
$10.7M Buy
246,613
+241,891
+5,123% +$10.9M 0.01% 560
2021
Q2
$200K Sell
4,722
-161,753
-97% -$6.78M ﹤0.01% 956
2021
Q1
$6.16M Sell
166,475
-359,720
-68% -$12M 0.01% 599
2020
Q4
$15.5M Buy
526,195
+447,260
+567% +$12.4M 0.02% 408
2020
Q3
$2.12M Buy
78,935
+43,110
+120% +$1.23M ﹤0.01% 623
2020
Q2
$935K Buy
35,825
+11,104
+45% +$280K ﹤0.01% 936
2020
Q1
$589K Buy
24,721
+6,082
+33% +$184K ﹤0.01% 952
2019
Q4
$594K Sell
18,639
-8,100
-30% -$266K ﹤0.01% 1135
2019
Q3
$866K Buy
26,739
+26,242
+5,280% +$824K ﹤0.01% 977
2019
Q2
$16K Sell
497
-324,670
-100% -$10.6M ﹤0.01% 1180
2019
Q1
$11.5M Buy
325,167
+83,057
+34% +$2.93M 0.02% 545
2018
Q4
$7.85M Buy
242,110
+124,757
+106% +$4.09M 0.02% 640
2018
Q3
$4.05M Buy
117,353
+112,733
+2,440% +$4.02M 0.01% 871
2018
Q2
$162K Sell
4,620
-3,357
-42% -$113K ﹤0.01% 1155
2018
Q1
$262K Buy
7,977
+5,267
+194% +$177K ﹤0.01% 1136
2017
Q4
$102K Sell
2,710
-203,225
-99% -$8.06M ﹤0.01% 1090
2017
Q3
$8.01M Buy
205,935
+140,600
+215% +$5.25M 0.02% 564
2017
Q2
$2.25M Sell
65,335
-463,500
-88% -$16.2M 0.01% 804
2017
Q1
$18.9M Buy
528,835
+523,040
+9,026% +$18.5M 0.05% 308
2016
Q4
$188K Sell
5,795
-35,700
-86% -$1.19M ﹤0.01% 951
2016
Q3
$1.56M Buy
41,495
+20,000
+93% +$771K 0.01% 737
2016
Q2
$856K Buy
21,495
+11,484
+115% +$418K ﹤0.01% 804
2016
Q1
$339K Buy
10,011
+100
+1% +$2.87K ﹤0.01% 956
2015
Q4
$268K Sell
9,911
-160,800
-94% -$4.72M ﹤0.01% 985
2015
Q3
$5.29M Sell
170,711
-178,200
-51% -$5.32M 0.02% 556
2015
Q2
$10.8M Hold
348,911
0.04% 419
2015
Q1
$12.7M Hold
348,911
0.05% 383
2014
Q4
$13.5M Buy
348,911
+277,094
+386% +$10.1M 0.04% 393
2014
Q3
$2.35M Buy
71,817
+65,816
+1,097% +$2.13M 0.01% 715
2014
Q2
$197K Buy
6,001
+1,987
+50% +$53.9K ﹤0.01% 992
2014
Q1
$102K Buy
4,014
+757
+23% +$19.4K ﹤0.01% 1041
2013
Q4
$91K Sell
3,257
-4,802
-60% -$123K ﹤0.01% 1023
2013
Q3
$201K Sell
8,059
-39,841
-83% -$1.01M ﹤0.01% 828
2013
Q2
$1.18M Buy
+47,900
New +$1.55M 0.01% 632

Other funds holding IRM

Canada Pension Plan Investment Board's IRM Position: Q1 2026 in Review

Canada Pension Plan Investment Board sold out of Iron Mountain (IRM) in Q1 2026, closing a stake of 88,145 shares — an estimated $7.31M sold.

Canada Pension Plan Investment Board first reported a position in IRM in Q2 2013 and held it in 51 quarters. The position peaked at $127M in Q3 2024. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.

  • Canada Pension Plan Investment Board reported no remaining Iron Mountain position as of Q1 2026 after selling out during the quarter.
  • Canada Pension Plan Investment Board sold 88,145 Iron Mountain shares in Q1 2026, an estimated $7.31M.
  • Canada Pension Plan Investment Board first reported a position in Iron Mountain in Q2 2013 and held it in 51 quarters.
  • Canada Pension Plan Investment Board's Iron Mountain position peaked at $127M in Q3 2024.
  • 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q1 2026, filed 15 May 2026.