AllianceBernstein’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 | $46.9M | Buy |
565,255
+20,445
| +4% | +$2.03M | 0.02% | 615 |
|
|
2025
Q4 | $45.2M | Sell |
544,810
-11,184
| -2% | -$1.05M | 0.01% | 657 |
|
|
2025
Q3 | $56.7M | Sell |
555,994
-5,292
| -0.9% | -$510K | 0.02% | 587 |
|
|
2025
Q2 | $57.6M | Sell |
561,286
-38,428
| -6% | -$3.62M | 0.02% | 567 |
|
|
2025
Q1 | $51.6M | Buy |
599,714
+43,882
| +8% | +$4.23M | 0.02% | 577 |
|
|
2024
Q4 | $58.4M | Sell |
555,832
-53,400
| -9% | -$6.27M | 0.02% | 555 |
|
|
2024
Q3 | $72.4M | Sell |
609,232
-5,614
| -0.9% | -$600K | 0.02% | 507 |
|
|
2024
Q2 | $55.1M | Buy |
614,846
+239,561
| +64% | +$19.4M | 0.02% | 572 |
|
|
2024
Q1 | $30.1M | Sell |
375,285
-32,004
| -8% | -$2.32M | 0.01% | 738 |
|
|
2023
Q4 | $28.5M | Buy |
407,289
+42,479
| +12% | +$2.66M | 0.01% | 748 |
|
|
2023
Q3 | $21.7M | Sell |
364,810
-32,765
| -8% | -$2M | 0.01% | 812 |
|
|
2023
Q2 | $22.6M | Buy |
397,575
+3,186
| +0.8% | +$174K | 0.01% | 817 |
|
|
2023
Q1 | $20.9M | Sell |
394,389
-31,460
| -7% | -$1.65M | 0.01% | 826 |
|
|
2022
Q4 | $21.2M | Sell |
425,849
-32,402
| -7% | -$1.64M | 0.01% | 818 |
|
|
2022
Q3 | $20.1M | Sell |
458,251
-513
| -0.1% | -$25.9K | 0.01% | 828 |
|
|
2022
Q2 | $22.3M | Sell |
458,764
-35,930
| -7% | -$1.89M | 0.01% | 827 |
|
|
2022
Q1 | $27.4M | Buy |
494,694
+8,818
| +2% | +$420K | 0.01% | 802 |
|
|
2021
Q4 | $25.4M | Sell |
485,876
-53,824
| -10% | -$2.54M | 0.01% | 863 |
|
|
2021
Q3 | $23.4M | Sell |
539,700
-38,160
| -7% | -$1.72M | 0.01% | 883 |
|
|
2021
Q2 | $24.5M | Buy |
577,860
+96,343
| +20% | +$4.04M | 0.01% | 865 |
|
|
2021
Q1 | $17.8M | Buy |
481,517
+1,893
| +0.4% | +$63.3K | 0.01% | 966 |
|
|
2020
Q4 | $14.1M | Sell |
479,624
-33,533
| -7% | -$930K | 0.01% | 973 |
|
|
2020
Q3 | $13.7M | Sell |
513,157
-9,990
| -2% | -$284K | 0.01% | 920 |
|
|
2020
Q2 | $13.7M | Sell |
523,147
-22,084
| -4% | -$558K | 0.01% | 882 |
|
|
2020
Q1 | $13M | Sell |
545,231
-1,182
| -0.2% | -$35.8K | 0.01% | 821 |
|
|
2019
Q4 | $17.4M | Buy |
546,413
+20,140
| +4% | +$660K | 0.01% | 860 |
|
|
2019
Q3 | $17M | Sell |
526,273
-4,526
| -0.9% | -$142K | 0.01% | 854 |
|
|
2019
Q2 | $16.6M | Buy |
530,799
+2,260
| +0.4% | +$74.1K | 0.01% | 865 |
|
|
2019
Q1 | $18.7M | Buy |
528,539
+14,896
| +3% | +$526K | 0.01% | 821 |
|
|
2018
Q4 | $16.6M | Buy |
513,643
+7,572
| +1% | +$248K | 0.01% | 801 |
|
|
2018
Q3 | $17.5M | Buy |
506,071
+4,247
| +0.8% | +$151K | 0.01% | 827 |
|
|
2018
Q2 | $17.6M | Sell |
501,824
-48,365
| -9% | -$1.63M | 0.01% | 814 |
|
|
2018
Q1 | $18.1M | Sell |
550,189
-4,536
| -0.8% | -$153K | 0.01% | 802 |
|
|
2017
Q4 | $20.9M | Buy |
554,725
+7,507
| +1% | +$298K | 0.02% | 765 |
|
|
2017
Q3 | $21.3M | Buy |
547,218
+32,928
| +6% | +$1.23M | 0.02% | 749 |
|
|
2017
Q2 | $17.7M | Sell |
514,290
-11,069
| -2% | -$387K | 0.01% | 799 |
|
|
2017
Q1 | $18.7M | Buy |
525,359
+30,030
| +6% | +$1.06M | 0.01% | 780 |
|
|
2016
Q4 | $16.1M | Sell |
495,329
-18,478
| -4% | -$614K | 0.01% | 800 |
|
|
2016
Q3 | $19.3M | Buy |
513,807
+32,530
| +7% | +$1.25M | 0.02% | 728 |
|
|
2016
Q2 | $19.2M | Buy |
481,277
+126,521
| +36% | +$4.6M | 0.02% | 708 |
|
|
2016
Q1 | $12M | Sell |
354,756
-1,671
| -0.5% | -$48K | 0.01% | 820 |
|
|
2015
Q4 | $9.63M | Sell |
356,427
-1,611
| -0.4% | -$47.3K | 0.01% | 873 |
|
|
2015
Q3 | $11.1M | Buy |
358,038
+1,588
| +0.4% | +$47.4K | 0.01% | 849 |
|
|
2015
Q2 | $11.1M | Buy |
356,450
+12,241
| +4% | +$429K | 0.01% | 881 |
|
|
2015
Q1 | $12.6M | Sell |
344,209
-3,158
| -0.9% | -$122K | 0.01% | 854 |
|
|
2014
Q4 | $13.4M | Buy |
347,367
+20,004
| +6% | +$728K | 0.01% | 818 |
|
|
2014
Q3 | $10.7M | Sell |
327,363
-23,244
| -7% | -$754K | 0.01% | 863 |
|
|
2014
Q2 | $11.5M | Sell |
350,607
-155,814
| -31% | -$4.23M | 0.01% | 853 |
|
|
2014
Q1 | $12.9M | Buy |
506,421
+160,572
| +46% | +$4.11M | 0.01% | 787 |
|
|
2013
Q4 | $9.7M | Sell |
345,849
-5,519
| -2% | -$141K | 0.01% | 864 |
|
|
2013
Q3 | $8.77M | Buy |
351,368
+4,860
| +1% | +$123K | 0.01% | 870 |
|
|
2013
Q2 | $8.52M | Buy |
+346,508
| New | +$11.2M | 0.01% | 832 |
|
Other funds holding IRM
VPM
VCM
AllianceBernstein's IRM Position: Q1 2026 in Review
AllianceBernstein increased its Iron Mountain (IRM) stake by 3.8% in Q1 2026, buying an estimated $2.03M and bringing the position to 565,255 shares worth $46.9M. The position accounts for 0.02% of the portfolio, ranked #615.
AllianceBernstein first reported a position in IRM in Q2 2013 and has held it in 52 quarters since. The position peaked at $72.4M in Q3 2024. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.
- AllianceBernstein held 565,255 shares of Iron Mountain worth $46.9M as of Q1 2026.
- AllianceBernstein bought 20,445 Iron Mountain shares in Q1 2026, an estimated $2.03M.
- Iron Mountain made up 0.02% of AllianceBernstein's portfolio in Q1 2026, its #615 holding.
- AllianceBernstein first reported a position in Iron Mountain in Q2 2013 and has held it in 52 quarters since.
- AllianceBernstein's Iron Mountain position peaked at $72.4M in Q3 2024.
- 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.
Based on AllianceBernstein's 13F filing for Q1 2026, filed 15 May 2026.