Cambridge Investment Research Advisors’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
Q2
$15.2M Sell
120,176
-4,024
-3% -$493K 0.03% 509
2026
Q1
$12.7M Sell
124,200
-9,682
-7% -$963K 0.03% 530
2025
Q4
$11.1M Sell
133,882
-5,609
-4% -$525K 0.03% 544
2025
Q3
$14.2M Sell
139,491
-3,965
-3% -$382K 0.04% 454
2025
Q2
$14.7M Buy
143,456
+1,200
+0.8% +$113K 0.04% 416
2025
Q1
$12.2M Sell
142,256
-1,855
-1% -$179K 0.04% 433
2024
Q4
$15.1M Sell
144,111
-1,588
-1% -$187K 0.05% 360
2024
Q3
$17.3M Sell
145,699
-5,635
-4% -$603K 0.06% 319
2024
Q2
$13.6M Sell
151,334
-3,074
-2% -$249K 0.05% 376
2024
Q1
$12.4M Sell
154,408
-9,590
-6% -$694K 0.05% 377
2023
Q4
$11.5M Buy
163,998
+32,937
+25% +$2.07M 0.05% 357
2023
Q3
$7.79M Buy
131,061
+14,267
+12% +$872K 0.04% 458
2023
Q2
$6.64M Buy
116,794
+4,741
+4% +$260K 0.03% 529
2023
Q1
$5.93M Sell
112,053
-9,660
-8% -$506K 0.03% 553
2022
Q4
$6.07M Buy
121,713
+3,255
+3% +$164K 0.03% 526
2022
Q3
$5.21M Buy
118,458
+6,413
+6% +$324K 0.03% 554
2022
Q2
$5.46M Buy
112,045
+4,454
+4% +$234K 0.03% 552
2022
Q1
$5.96M Buy
107,591
+10,719
+11% +$511K 0.03% 559
2021
Q4
$5.07M Sell
96,872
-1,059
-1% -$50.1K 0.02% 637
2021
Q3
$4.25M Sell
97,931
-12,742
-12% -$574K 0.02% 680
2021
Q2
$4.68M Buy
110,673
+1,215
+1% +$51K 0.02% 652
2021
Q1
$4.05M Buy
109,458
+4,156
+4% +$139K 0.02% 655
2020
Q4
$3.1M Buy
105,302
+118
+0.1% +$3.27K 0.02% 699
2020
Q3
$2.82M Buy
105,184
+7,768
+8% +$221K 0.02% 648
2020
Q2
$2.54M Buy
97,416
+25,224
+35% +$637K 0.02% 673
2020
Q1
$1.72M Buy
72,192
+14,689
+26% +$445K 0.02% 735
2019
Q4
$1.83M Buy
57,503
+7,708
+15% +$253K 0.01% 832
2019
Q3
$1.61M Buy
49,795
+4,471
+10% +$140K 0.01% 840
2019
Q2
$1.42M Buy
45,324
+11,125
+33% +$365K 0.01% 865
2019
Q1
$1.21M Sell
34,199
-515
-1% -$18.2K 0.01% 940
2018
Q4
$1.13M Buy
34,714
+2,195
+7% +$72K 0.01% 869
2018
Q3
$1.12M Buy
32,519
+5,434
+20% +$194K 0.01% 957
2018
Q2
$948K Buy
27,085
+1,620
+6% +$54.7K 0.01% 1013
2018
Q1
$837K Buy
25,465
+3,523
+16% +$119K 0.01% 1034
2017
Q4
$828K Buy
21,942
+2,676
+14% +$106K 0.01% 1001
2017
Q3
$749K Buy
19,266
+7,644
+66% +$286K 0.01% 990
2017
Q2
$399K Buy
11,622
+5,776
+99% +$202K 0.01% 1339
2017
Q1
$209K Buy
+5,846
New +$207K ﹤0.01% 1587

Other funds holding IRM

Cambridge Investment Research Advisors's IRM Position: Q2 2026 in Review

Cambridge Investment Research Advisors reduced its Iron Mountain (IRM) stake by 3.2% in Q2 2026, selling an estimated $493K and leaving 120,176 shares worth $15.2M. The position accounts for 0.03% of the portfolio, ranked #509.

Cambridge Investment Research Advisors first reported a position in IRM in Q1 2017 and has held it in 38 quarters since. The position peaked at $17.3M in Q3 2024. 1,163 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • Cambridge Investment Research Advisors held 120,176 shares of Iron Mountain worth $15.2M as of Q2 2026.
  • Cambridge Investment Research Advisors sold 4,024 Iron Mountain shares in Q2 2026, an estimated $493K.
  • Iron Mountain made up 0.03% of Cambridge Investment Research Advisors's portfolio in Q2 2026, its #509 holding.
  • Cambridge Investment Research Advisors first reported a position in Iron Mountain in Q1 2017 and has held it in 38 quarters since.
  • Cambridge Investment Research Advisors's Iron Mountain position peaked at $17.3M in Q3 2024.
  • 1,163 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on Cambridge Investment Research Advisors's 13F filing for Q2 2026, filed 27 Jul 2026.