Nuveen’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 | $211M | Sell |
2,068,408
-59,523
| -3% | -$5.92M | 0.06% | 248 |
|
|
2025
Q4 | $177M | Sell |
2,127,931
-14,574
| -0.7% | -$1.36M | 0.05% | 288 |
|
|
2025
Q3 | $218M | Buy |
2,142,505
+87,716
| +4% | +$8.45M | 0.06% | 252 |
|
|
2025
Q2 | $211M | Sell |
2,054,789
-179,411
| -8% | -$16.9M | 0.06% | 250 |
|
|
2025
Q1 | $192M | Sell |
2,234,200
-314,770
| -12% | -$30.3M | 0.06% | 267 |
|
|
2024
Q4 | $268M | Buy |
2,548,970
+715,024
| +39% | +$84M | 0.08% | 215 |
|
|
2024
Q3 | $218M | Buy |
1,833,946
+153,047
| +9% | +$16.4M | 0.06% | 245 |
|
|
2024
Q2 | $151M | Buy |
1,680,899
+90,662
| +6% | +$7.34M | 0.04% | 311 |
|
|
2024
Q1 | $128M | Buy |
1,590,237
+799,906
| +101% | +$57.9M | 0.04% | 357 |
|
|
2023
Q4 | $55.4M | Sell |
790,331
-42,606
| -5% | -$2.67M | 0.02% | 566 |
|
|
2023
Q3 | $49.5M | Sell |
832,937
-37,440
| -4% | -$2.29M | 0.02% | 564 |
|
|
2023
Q2 | $49.5M | Sell |
870,377
-28,609
| -3% | -$1.57M | 0.02% | 578 |
|
|
2023
Q1 | $47.6M | Buy |
898,986
+23,981
| +3% | +$1.26M | 0.02% | 568 |
|
|
2022
Q4 | $43.6M | Sell |
875,005
-92,827
| -10% | -$4.69M | 0.02% | 591 |
|
|
2022
Q3 | $42.6M | Sell |
967,832
-226,738
| -19% | -$11.4M | 0.02% | 593 |
|
|
2022
Q2 | $58.2M | Buy |
1,194,570
+169,323
| +17% | +$8.91M | 0.02% | 498 |
|
|
2022
Q1 | $51.4M | Sell |
1,025,247
-54,759
| -5% | -$2.61M | 0.02% | 635 |
|
|
2021
Q4 | $56.5M | Buy |
1,080,006
+41,834
| +4% | +$1.98M | 0.02% | 624 |
|
|
2021
Q3 | $45.1M | Sell |
1,038,172
-165,492
| -14% | -$7.45M | 0.01% | 739 |
|
|
2021
Q2 | $50.9M | Sell |
1,203,664
-102,379
| -8% | -$4.29M | 0.02% | 732 |
|
|
2021
Q1 | $48.3M | Sell |
1,306,043
-307,853
| -19% | -$10.3M | 0.02% | 741 |
|
|
2020
Q4 | $47.6M | Buy |
1,613,896
+321,253
| +25% | +$8.91M | 0.02% | 703 |
|
|
2020
Q3 | $34.6M | Buy |
1,292,643
+21,850
| +2% | +$622K | 0.01% | 733 |
|
|
2020
Q2 | $33.2M | Sell |
1,270,793
-2,177
| -0.2% | -$55K | 0.01% | 740 |
|
|
2020
Q1 | $30.3M | Sell |
1,272,970
-159,034
| -11% | -$4.81M | 0.01% | 679 |
|
|
2019
Q4 | $45.6M | Sell |
1,432,004
-56,216
| -4% | -$1.84M | 0.02% | 719 |
|
|
2019
Q3 | $48.2M | Sell |
1,488,220
-435,246
| -23% | -$13.7M | 0.02% | 674 |
|
|
2019
Q2 | $60.2M | Buy |
1,923,466
+275,114
| +17% | +$9.02M | 0.02% | 590 |
|
|
2019
Q1 | $58.5M | Buy |
1,648,352
+1,637,295
| +14,808% | +$57.8M | 0.31% | 55 |
|
|
2018
Q4 | $358K | Sell |
11,057
-520,613
| -98% | -$17.1M | ﹤0.01% | 865 |
|
|
2018
Q3 | $18.4M | Buy |
531,670
+206,896
| +64% | +$7.37M | 0.1% | 329 |
|
|
2018
Q2 | $11.4M | Sell |
324,774
-505,707
| -61% | -$17.1M | 0.07% | 371 |
|
|
2018
Q1 | $27.3M | Sell |
830,481
-85,022
| -9% | -$2.87M | 0.18% | 179 |
|
|
2017
Q4 | $34.5M | Buy |
915,503
+897,444
| +4,970% | +$35.6M | 0.22% | 127 |
|
|
2017
Q3 | $702K | Buy |
18,059
+4,553
| +34% | +$170K | ﹤0.01% | 842 |
|
|
2017
Q2 | $464K | Buy |
13,506
+837
| +7% | +$29.3K | ﹤0.01% | 941 |
|
|
2017
Q1 | $452K | Sell |
12,669
-89,209
| -88% | -$3.16M | ﹤0.01% | 1183 |
|
|
2016
Q4 | $3.31M | Buy |
101,878
+87,936
| +631% | +$2.92M | 0.02% | 739 |
|
|
2016
Q3 | $523K | Buy |
13,942
+368
| +3% | +$14.2K | ﹤0.01% | 1235 |
|
|
2016
Q2 | $541K | Buy |
13,574
+1,325
| +11% | +$48.2K | ﹤0.01% | 1160 |
|
|
2016
Q1 | $415 | Hold |
12,249
| – | – | ﹤0.01% | 1256 |
|
|
2015
Q4 | $331 | Sell |
12,249
-425
| -3% | -$12.5K | ﹤0.01% | 1360 |
|
|
2015
Q3 | $393 | Sell |
12,674
-15,200
| -55% | -$454K | ﹤0.01% | 1375 |
|
|
2015
Q2 | $864 | Buy |
27,874
+4,200
| +18% | +$147K | ﹤0.01% | 1211 |
|
|
2015
Q1 | $864K | Buy |
23,674
+11,000
| +87% | +$425K | ﹤0.01% | 1217 |
|
|
2014
Q4 | $490K | Buy |
12,674
+239
| +2% | +$8.69K | ﹤0.01% | 1385 |
|
|
2014
Q3 | $406K | Sell |
12,435
-1,035
| -8% | -$33.6K | ﹤0.01% | 1402 |
|
|
2014
Q2 | $441K | Sell |
13,470
-710
| -5% | -$19.3K | ﹤0.01% | 1392 |
|
|
2014
Q1 | $361K | Sell |
14,180
-3,145
| -18% | -$80.4K | ﹤0.01% | 1403 |
|
|
2013
Q4 | $486K | Sell |
17,325
-150
| -0.9% | -$3.84K | ﹤0.01% | 1320 |
|
|
2013
Q3 | $436K | Buy |
17,475
+71
| +0.4% | +$1.8K | ﹤0.01% | 1341 |
|
|
2013
Q2 | $428K | Buy |
+17,404
| New | +$562K | ﹤0.01% | 1338 |
|
Other funds holding IRM
VPM
VCM
Nuveen's IRM Position: Q1 2026 in Review
Nuveen reduced its Iron Mountain (IRM) stake by 2.8% in Q1 2026, selling an estimated $5.92M and leaving 2,068,408 shares worth $211M. The position accounts for 0.06% of the portfolio, ranked #248.
Nuveen first reported a position in IRM in Q2 2013 and has held it in 52 quarters since. The position peaked at $268M in Q4 2024. 1,086 funds tracked by Wall St. Rank hold IRM as of Q1 2026.
- Nuveen held 2,068,408 shares of Iron Mountain worth $211M as of Q1 2026.
- Nuveen sold 59,523 Iron Mountain shares in Q1 2026, an estimated $5.92M.
- Iron Mountain made up 0.06% of Nuveen's portfolio in Q1 2026, its #248 holding.
- Nuveen first reported a position in Iron Mountain in Q2 2013 and has held it in 52 quarters since.
- Nuveen's Iron Mountain position peaked at $268M in Q4 2024.
- 1,086 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.
Based on Nuveen's 13F filing for Q1 2026, filed 30 Apr 2026.