HighTower 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
$13.3M Sell
105,399
-261
-0.2% -$32K 0.01% 810
2026
Q1
$10.8M Buy
105,660
+299
+0.3% +$29.7K 0.01% 849
2025
Q4
$8.74M Sell
105,361
-1,383
-1% -$129K 0.01% 916
2025
Q3
$10.9M Sell
106,744
-3,344
-3% -$322K 0.01% 809
2025
Q2
$11.3M Buy
110,088
+964
+0.9% +$90.9K 0.01% 750
2025
Q1
$9.39M Buy
109,124
+23,580
+28% +$2.27M 0.01% 790
2024
Q4
$8.99M Sell
85,544
-45,630
-35% -$5.36M 0.01% 795
2024
Q3
$15.6M Buy
131,174
+7,529
+6% +$805K 0.02% 587
2024
Q2
$11.1M Sell
123,645
-9,744
-7% -$789K 0.02% 681
2024
Q1
$10.7M Buy
133,389
+66,924
+101% +$4.84M 0.02% 675
2023
Q4
$4.65M Sell
66,465
-92,565
-58% -$5.81M 0.01% 1007
2023
Q3
$9.45M Buy
159,030
+92,924
+141% +$5.68M 0.02% 687
2023
Q2
$3.76M Sell
66,106
-330
-0.5% -$18.1K 0.01% 1037
2023
Q1
$3.51M Buy
66,436
+1,929
+3% +$101K 0.01% 1009
2022
Q4
$3.21M Sell
64,507
-4,992
-7% -$252K 0.01% 1030
2022
Q3
$3.05M Buy
69,499
+3,526
+5% +$178K 0.01% 1013
2022
Q2
$3.21M Sell
65,973
-1,056
-2% -$55.6K 0.01% 1009
2022
Q1
$3.71M Buy
67,029
+2,017
+3% +$96.1K 0.01% 1041
2021
Q4
$3.4M Buy
65,012
+4,880
+8% +$231K 0.01% 1089
2021
Q3
$2.61M Sell
60,132
-2,612
-4% -$118K 0.01% 1118
2021
Q2
$2.65M Sell
62,744
-23,430
-27% -$983K 0.01% 1080
2021
Q1
$3.19M Sell
86,174
-41,049
-32% -$1.37M 0.01% 902
2020
Q4
$3.75M Buy
127,223
+27,059
+27% +$751K 0.02% 676
2020
Q3
$2.68M Buy
100,164
+9,973
+11% +$284K 0.01% 763
2020
Q2
$2.36M Buy
90,191
+14,097
+19% +$356K 0.01% 747
2020
Q1
$1.81M Sell
76,094
-326
-0.4% -$9.87K 0.01% 777
2019
Q4
$2.44M Sell
76,420
-12,651
-14% -$415K 0.01% 789
2019
Q3
$2.88M Sell
89,071
-53,563
-38% -$1.68M 0.02% 763
2019
Q2
$4.45M Buy
142,634
+73,030
+105% +$2.39M 0.03% 587
2019
Q1
$2.48M Buy
69,604
+18,076
+35% +$639K 0.02% 766
2018
Q4
$1.66M Buy
51,528
+8,472
+20% +$278K 0.01% 841
2018
Q3
$1.49M Buy
43,056
+824
+2% +$29.4K 0.01% 947
2018
Q2
$1.49M Buy
42,232
+29,054
+220% +$981K 0.01% 955
2018
Q1
$433K Sell
13,178
-8,323
-39% -$280K ﹤0.01% 1492
2017
Q4
$809K Sell
21,501
-7,411
-26% -$294K 0.01% 1225
2017
Q3
$1.12M Buy
28,912
+9,784
+51% +$366K 0.01% 1035
2017
Q2
$657K Buy
19,128
+325
+2% +$11.4K 0.01% 1247
2017
Q1
$670K Buy
18,803
+4,958
+36% +$176K 0.01% 1202
2016
Q4
$449K Buy
13,845
+3,100
+29% +$103K ﹤0.01% 1303
2016
Q3
$403K Sell
10,745
-50,909
-83% -$1.96M ﹤0.01% 1332
2016
Q2
$2.46M Sell
61,654
-74,722
-55% -$2.72M 0.03% 561
2016
Q1
$4.6M Buy
136,376
+80,724
+145% +$2.32M 0.02% 417
2015
Q4
$1.5M Sell
55,652
-123,683
-69% -$3.63M 0.02% 752
2015
Q3
$5.57M Buy
179,335
+21,025
+13% +$627K 0.07% 291
2015
Q2
$4.91M Buy
158,310
+60,593
+62% +$2.12M 0.08% 275
2015
Q1
$3.57M Buy
97,717
+32,039
+49% +$1.24M 0.05% 403
2014
Q4
$2.54M Buy
+65,678
New +$2.39M 0.04% 507
2014
Q3
Sell
-88,752
Closed -$2.91M 1599
2014
Q2
$2.91M Buy
88,752
+77,006
+656% +$2.09M 0.05% 434
2014
Q1
$299K Sell
11,746
-251
-2% -$6.42K 0.01% 1171
2013
Q4
$336K Sell
11,997
-1,368
-10% -$35K 0.01% 1115
2013
Q3
$334K Sell
13,365
-31
-0.2% -$787 0.01% 993
2013
Q2
$329K Buy
+13,396
New +$432K 0.01% 953

Other funds holding IRM

HighTower Advisors's IRM Position: Q2 2026 in Review

HighTower Advisors reduced its Iron Mountain (IRM) stake by 0.25% in Q2 2026, selling an estimated $32K and leaving 105,399 shares worth $13.3M. The position accounts for 0.01% of the portfolio, ranked #810.

HighTower Advisors first reported a position in IRM in Q2 2013 and has held it in 52 quarters since. The position peaked at $15.6M in Q3 2024. 1,170 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • HighTower Advisors held 105,399 shares of Iron Mountain worth $13.3M as of Q2 2026.
  • HighTower Advisors sold 261 Iron Mountain shares in Q2 2026, an estimated $32K.
  • Iron Mountain made up 0.01% of HighTower Advisors's portfolio in Q2 2026, its #810 holding.
  • HighTower Advisors first reported a position in Iron Mountain in Q2 2013 and has held it in 52 quarters since.
  • HighTower Advisors's Iron Mountain position peaked at $15.6M in Q3 2024.
  • 1,170 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on HighTower Advisors's 13F filing for Q2 2026, filed 5 Aug 2026.