ProShare 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
$7.12M Buy
56,341
+1,793
+3% +$220K 0.01% 469
2026
Q1
$5.57M Sell
54,548
-12,000
-18% -$1.19M 0.01% 527
2025
Q4
$5.52M Buy
66,548
+4,682
+8% +$438K 0.01% 541
2025
Q3
$6.31M Buy
61,866
+996
+2% +$96K 0.01% 479
2025
Q2
$6.24M Buy
60,870
+4,694
+8% +$442K 0.01% 487
2025
Q1
$4.83M Buy
56,176
+2,747
+5% +$265K 0.01% 526
2024
Q4
$5.62M Buy
53,429
+3,630
+7% +$427K 0.01% 492
2024
Q3
$5.92M Sell
49,799
-1,952
-4% -$209K 0.01% 486
2024
Q2
$4.64M Buy
51,751
+2,991
+6% +$242K 0.01% 516
2024
Q1
$3.91M Sell
48,760
-842
-2% -$60.9K 0.01% 536
2023
Q4
$3.47M Sell
49,602
-4,454
-8% -$279K 0.01% 550
2023
Q3
$3.21M Sell
54,056
-2,657
-5% -$162K 0.01% 563
2023
Q2
$3.22M Buy
56,713
+603
+1% +$33K 0.01% 591
2023
Q1
$2.97M Sell
56,110
-15,822
-22% -$829K 0.01% 598
2022
Q4
$3.59M Buy
71,932
+1,750
+2% +$88.3K 0.01% 508
2022
Q3
$3.09M Sell
70,182
-6,328
-8% -$320K 0.01% 531
2022
Q2
$3.73M Sell
76,510
-23,259
-23% -$1.22M 0.01% 543
2022
Q1
$5.53M Sell
99,769
-7,790
-7% -$371K 0.01% 529
2021
Q4
$5.63M Buy
107,559
+18,283
+20% +$864K 0.01% 538
2021
Q3
$3.88M Buy
89,276
+1,317
+1% +$59.3K 0.01% 560
2021
Q2
$3.72M Sell
87,959
-13,892
-14% -$583K 0.01% 562
2021
Q1
$3.77M Buy
101,851
+5,881
+6% +$197K 0.01% 524
2020
Q4
$2.83M Buy
95,970
+2,691
+3% +$74.7K 0.01% 550
2020
Q3
$2.5M Sell
93,279
-423
-0.5% -$12K 0.01% 524
2020
Q2
$2.45M Sell
93,702
-5,339
-5% -$135K 0.01% 522
2020
Q1
$2.36M Sell
99,041
-54,318
-35% -$1.64M 0.02% 462
2019
Q4
$4.89M Buy
153,359
+36,921
+32% +$1.21M 0.02% 461
2019
Q3
$3.77M Sell
116,438
-2,295
-2% -$72.1K 0.02% 473
2019
Q2
$3.72M Sell
118,733
-5,270
-4% -$173K 0.02% 468
2019
Q1
$4.4M Buy
124,003
+1,203
+1% +$42.5K 0.03% 438
2018
Q4
$3.98M Buy
122,800
+9,687
+9% +$318K 0.03% 435
2018
Q3
$3.9M Sell
113,113
-10,268
-8% -$366K 0.03% 476
2018
Q2
$4.32M Sell
123,381
-4,542
-4% -$153K 0.03% 465
2018
Q1
$4.2M Buy
127,923
+2,454
+2% +$82.7K 0.03% 477
2017
Q4
$4.73M Buy
125,469
+25,151
+25% +$998K 0.03% 432
2017
Q3
$3.9M Buy
100,318
+419
+0.4% +$15.7K 0.04% 424
2017
Q2
$3.43M Sell
99,899
-1,143
-1% -$40K 0.03% 437
2017
Q1
$3.6M Sell
101,042
-26,745
-21% -$947K 0.04% 413
2016
Q4
$4.15M Buy
127,787
+25,198
+25% +$838K 0.05% 371
2016
Q3
$3.85M Sell
102,589
-13,967
-12% -$539K 0.05% 293
2016
Q2
$4.64M Buy
116,556
+4,277
+4% +$156K 0.06% 260
2016
Q1
$3.81M Sell
112,279
-28,892
-20% -$830K 0.05% 293
2015
Q4
$3.81M Buy
141,171
+54,220
+62% +$1.59M 0.05% 344
2015
Q3
$2.7M Sell
86,951
-3,796
-4% -$113K 0.04% 395
2015
Q2
$2.81M Sell
90,747
-12,337
-12% -$432K 0.04% 401
2015
Q1
$3.76M Sell
103,084
-7,647
-7% -$295K 0.04% 373
2014
Q4
$4.28M Buy
110,731
+84,528
+323% +$3.07M 0.05% 359
2014
Q3
$856K Sell
26,203
-4,458
-15% -$145K 0.01% 1125
2014
Q2
$1M Sell
30,661
-2,727
-8% -$74K 0.01% 1157
2014
Q1
$851K Buy
33,388
+2,300
+7% +$58.8K 0.01% 1430
2013
Q4
$872K Buy
31,088
+16,443
+112% +$421K 0.01% 1002
2013
Q3
$366K Sell
14,645
-12,744
-47% -$324K 0.01% 1735
2013
Q2
$674K Buy
+27,389
New +$884K 0.01% 1101

Other funds holding IRM

ProShare Advisors's IRM Position: Q2 2026 in Review

ProShare Advisors increased its Iron Mountain (IRM) stake by 3.3% in Q2 2026, buying an estimated $220K and bringing the position to 56,341 shares worth $7.12M. The position accounts for 0.01% of the portfolio, ranked #469.

ProShare Advisors first reported a position in IRM in Q2 2013 and has held it in 53 quarters since. 1,165 funds tracked by Wall St. Rank hold IRM as of Q2 2026.

  • ProShare Advisors held 56,341 shares of Iron Mountain worth $7.12M as of Q2 2026.
  • ProShare Advisors bought 1,793 Iron Mountain shares in Q2 2026, an estimated $220K.
  • Iron Mountain made up 0.01% of ProShare Advisors's portfolio in Q2 2026, its #469 holding.
  • ProShare Advisors first reported a position in Iron Mountain in Q2 2013 and has held it in 53 quarters since.
  • 1,165 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.

Based on ProShare Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.