RhumbLine Advisers’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 | $72.4M | Sell |
573,267
-5,276
| -0.9% | -$647K | 0.05% | 287 |
|
|
2026
Q1 | $59.1M | Sell |
578,543
-11,997
| -2% | -$1.19M | 0.05% | 304 |
|
|
2025
Q4 | $49M | Sell |
590,540
-6,097
| -1% | -$571K | 0.04% | 359 |
|
|
2025
Q3 | $60.8M | Sell |
596,637
-23,257
| -4% | -$2.24M | 0.05% | 303 |
|
|
2025
Q2 | $63.6M | Sell |
619,894
-44,107
| -7% | -$4.16M | 0.05% | 284 |
|
|
2025
Q1 | $57.1M | Buy |
664,001
+26,795
| +4% | +$2.58M | 0.05% | 290 |
|
|
2024
Q4 | $67M | Sell |
637,206
-32,270
| -5% | -$3.79M | 0.06% | 263 |
|
|
2024
Q3 | $79.6M | Sell |
669,476
-2,832
| -0.4% | -$303K | 0.07% | 223 |
|
|
2024
Q2 | $60.3M | Buy |
672,308
+34,773
| +5% | +$2.81M | 0.06% | 278 |
|
|
2024
Q1 | $51.1M | Buy |
637,535
+462
| +0.1% | +$33.4K | 0.05% | 327 |
|
|
2023
Q4 | $44.6M | Sell |
637,073
-9,986
| -2% | -$626K | 0.05% | 334 |
|
|
2023
Q3 | $38.5M | Sell |
647,059
-2,074
| -0.3% | -$127K | 0.04% | 351 |
|
|
2023
Q2 | $36.9M | Sell |
649,133
-9,059
| -1% | -$496K | 0.04% | 385 |
|
|
2023
Q1 | $34.8M | Buy |
658,192
+33,910
| +5% | +$1.78M | 0.04% | 384 |
|
|
2022
Q4 | $31.1M | Buy |
624,282
+43,365
| +7% | +$2.19M | 0.04% | 394 |
|
|
2022
Q3 | $25.5M | Buy |
580,917
+15,482
| +3% | +$782K | 0.04% | 433 |
|
|
2022
Q2 | $27.5M | Buy |
565,435
+47,854
| +9% | +$2.52M | 0.04% | 401 |
|
|
2022
Q1 | $28.7M | Sell |
517,581
-19,988
| -4% | -$952K | 0.04% | 423 |
|
|
2021
Q4 | $28.1M | Buy |
537,569
+18,097
| +3% | +$855K | 0.03% | 462 |
|
|
2021
Q3 | $22.6M | Buy |
519,472
+4,489
| +0.9% | +$202K | 0.03% | 520 |
|
|
2021
Q2 | $21.8M | Sell |
514,983
-25,539
| -5% | -$1.07M | 0.03% | 559 |
|
|
2021
Q1 | $20M | Sell |
540,522
-57,118
| -10% | -$1.91M | 0.03% | 579 |
|
|
2020
Q4 | $17.6M | Buy |
597,640
+4,401
| +0.7% | +$122K | 0.02% | 606 |
|
|
2020
Q3 | $15.9M | Sell |
593,239
-8,312
| -1% | -$237K | 0.02% | 573 |
|
|
2020
Q2 | $15.7M | Buy |
601,551
+15,693
| +3% | +$396K | 0.03% | 551 |
|
|
2020
Q1 | $13.9M | Buy |
585,858
+86,431
| +17% | +$2.62M | 0.03% | 523 |
|
|
2019
Q4 | $15.9M | Buy |
499,427
+35,384
| +8% | +$1.16M | 0.03% | 591 |
|
|
2019
Q3 | $15M | Buy |
464,043
+6,582
| +1% | +$207K | 0.03% | 573 |
|
|
2019
Q2 | $14.3M | Buy |
457,461
+1,149
| +0.3% | +$37.7K | 0.03% | 593 |
|
|
2019
Q1 | $16.2M | Sell |
456,312
-48,349
| -10% | -$1.71M | 0.03% | 528 |
|
|
2018
Q4 | $16.4M | Sell |
504,661
-724
| -0.1% | -$23.7K | 0.04% | 492 |
|
|
2018
Q3 | $17.4M | Sell |
505,385
-15,124
| -3% | -$539K | 0.03% | 487 |
|
|
2018
Q2 | $18.2M | Sell |
520,509
-39,340
| -7% | -$1.33M | 0.04% | 465 |
|
|
2018
Q1 | $18.4M | Buy |
559,849
+15,278
| +3% | +$515K | 0.04% | 460 |
|
|
2017
Q4 | $20.5M | Buy |
544,571
+37,752
| +7% | +$1.5M | 0.04% | 437 |
|
|
2017
Q3 | $19.7M | Sell |
506,819
-9,235
| -2% | -$345K | 0.04% | 432 |
|
|
2017
Q2 | $17.7M | Buy |
516,054
+10,028
| +2% | +$351K | 0.04% | 447 |
|
|
2017
Q1 | $18.1M | Buy |
506,026
+25,838
| +5% | +$915K | 0.04% | 441 |
|
|
2016
Q4 | $15.6M | Buy |
480,188
+43,272
| +10% | +$1.44M | 0.04% | 458 |
|
|
2016
Q3 | $16.4M | Buy |
436,916
+25,303
| +6% | +$976K | 0.05% | 398 |
|
|
2016
Q2 | $16.4M | Buy |
411,613
+122,899
| +43% | +$4.47M | 0.05% | 375 |
|
|
2016
Q1 | $9.79M | Buy |
288,714
+8,918
| +3% | +$256K | 0.03% | 546 |
|
|
2015
Q4 | $7.56M | Buy |
279,796
+10,947
| +4% | +$321K | 0.02% | 631 |
|
|
2015
Q3 | $8.34M | Buy |
268,849
+3,097
| +1% | +$92.4K | 0.03% | 577 |
|
|
2015
Q2 | $8.24M | Sell |
265,752
-1,098
| -0.4% | -$38.5K | 0.03% | 602 |
|
|
2015
Q1 | $9.73M | Sell |
266,850
-2,935
| -1% | -$113K | 0.03% | 539 |
|
|
2014
Q4 | $10.4M | Buy |
269,785
+19,632
| +8% | +$714K | 0.03% | 480 |
|
|
2014
Q3 | $8.17M | Sell |
250,153
-24,509
| -9% | -$795K | 0.02% | 545 |
|
|
2014
Q2 | $9M | Sell |
274,662
-5,386
| -2% | -$146K | 0.03% | 525 |
|
|
2014
Q1 | $7.14M | Sell |
280,048
-4,056
| -1% | -$104K | 0.02% | 645 |
|
|
2013
Q4 | $7.97M | Sell |
284,104
-24,359
| -8% | -$624K | 0.02% | 588 |
|
|
2013
Q3 | $7.7M | Buy |
308,463
+2,400
| +0.8% | +$61K | 0.02% | 609 |
|
|
2013
Q2 | $7.53M | Buy |
+306,063
| New | +$9.88M | 0.02% | 583 |
|
Other funds holding IRM
RhumbLine Advisers's IRM Position: Q2 2026 in Review
RhumbLine Advisers reduced its Iron Mountain (IRM) stake by 0.91% in Q2 2026, selling an estimated $647K and leaving 573,267 shares worth $72.4M. The position accounts for 0.05% of the portfolio, ranked #287.
RhumbLine Advisers first reported a position in IRM in Q2 2013 and has held it in 53 quarters since. The position peaked at $79.6M in Q3 2024. 1,163 funds tracked by Wall St. Rank hold IRM as of Q2 2026.
- RhumbLine Advisers held 573,267 shares of Iron Mountain worth $72.4M as of Q2 2026.
- RhumbLine Advisers sold 5,276 Iron Mountain shares in Q2 2026, an estimated $647K.
- Iron Mountain made up 0.05% of RhumbLine Advisers's portfolio in Q2 2026, its #287 holding.
- RhumbLine Advisers first reported a position in Iron Mountain in Q2 2013 and has held it in 53 quarters since.
- RhumbLine Advisers's Iron Mountain position peaked at $79.6M in Q3 2024.
- 1,163 funds tracked by Wall St. Rank held Iron Mountain as of Q2 2026.
Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.