Nomura Asset Management’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 | $57.5M | Buy |
563,343
+18,860
| +3% | +$1.88M | 0.15% | 142 |
|
|
2025
Q4 | $45.2M | Buy |
544,483
+15,435
| +3% | +$1.44M | 0.11% | 187 |
|
|
2025
Q3 | $53.9M | Buy |
529,048
+11,330
| +2% | +$1.09M | 0.14% | 154 |
|
|
2025
Q2 | $53.1M | Buy |
517,718
+19,609
| +4% | +$1.85M | 0.15% | 151 |
|
|
2025
Q1 | $42.9M | Buy |
498,109
+23,518
| +5% | +$2.27M | 0.13% | 178 |
|
|
2024
Q4 | $49.9M | Buy |
474,591
+18,296
| +4% | +$2.15M | 0.15% | 151 |
|
|
2024
Q3 | $54.2M | Buy |
456,295
+7,023
| +2% | +$751K | 0.17% | 142 |
|
|
2024
Q2 | $40.3M | Buy |
449,272
+24,490
| +6% | +$1.98M | 0.14% | 166 |
|
|
2024
Q1 | $34.1M | Buy |
424,782
+11,911
| +3% | +$862K | 0.12% | 189 |
|
|
2023
Q4 | $28.9M | Buy |
412,871
+7,210
| +2% | +$452K | 0.12% | 207 |
|
|
2023
Q3 | $24.1M | Buy |
405,661
+3,657
| +0.9% | +$223K | 0.11% | 214 |
|
|
2023
Q2 | $22.8M | Buy |
402,004
+9,200
| +2% | +$504K | 0.11% | 226 |
|
|
2023
Q1 | $20.8M | Buy |
392,804
+4,821
| +1% | +$253K | 0.11% | 222 |
|
|
2022
Q4 | $19.3M | Buy |
387,983
+25,074
| +7% | +$1.27M | 0.11% | 210 |
|
|
2022
Q3 | $16M | Buy |
362,909
+18,549
| +5% | +$937K | 0.1% | 220 |
|
|
2022
Q2 | $16.8M | Buy |
344,360
+9,536
| +3% | +$502K | 0.1% | 212 |
|
|
2022
Q1 | $18.6M | Sell |
334,824
-10,630
| -3% | -$506K | 0.1% | 212 |
|
|
2021
Q4 | $18.1M | Buy |
345,454
+21,438
| +7% | +$1.01M | 0.09% | 215 |
|
|
2021
Q3 | $14.1M | Sell |
324,016
-28,761
| -8% | -$1.29M | 0.08% | 248 |
|
|
2021
Q2 | $14.9M | Sell |
352,777
-3,094
| -0.9% | -$130K | 0.09% | 246 |
|
|
2021
Q1 | $13.2M | Buy |
355,871
+57,206
| +19% | +$1.91M | 0.08% | 255 |
|
|
2020
Q4 | $8.8M | Buy |
298,665
+9,547
| +3% | +$265K | 0.06% | 292 |
|
|
2020
Q3 | $7.75M | Buy |
289,118
+22,325
| +8% | +$635K | 0.06% | 285 |
|
|
2020
Q2 | $6.96M | Buy |
266,793
+6,260
| +2% | +$158K | 0.06% | 278 |
|
|
2020
Q1 | $6.2M | Buy |
260,533
+5,356
| +2% | +$162K | 0.06% | 260 |
|
|
2019
Q4 | $8.13M | Buy |
255,177
+16,280
| +7% | +$534K | 0.07% | 258 |
|
|
2019
Q3 | $7.74M | Buy |
238,897
+4,243
| +2% | +$133K | 0.07% | 255 |
|
|
2019
Q2 | $7.34M | Sell |
234,654
-2,264
| -1% | -$74.2K | 0.07% | 247 |
|
|
2019
Q1 | $8.4M | Sell |
236,918
-1,731
| -0.7% | -$61.1K | 0.08% | 217 |
|
|
2018
Q4 | $7.74M | Buy |
238,649
+4,960
| +2% | +$163K | 0.09% | 216 |
|
|
2018
Q3 | $8.07M | Buy |
233,689
+11,540
| +5% | +$411K | 0.08% | 223 |
|
|
2018
Q2 | $7.78M | Sell |
222,149
-2,304
| -1% | -$77.8K | 0.08% | 221 |
|
|
2018
Q1 | $7.38M | Buy |
224,453
+14,091
| +7% | +$475K | 0.08% | 214 |
|
|
2017
Q4 | $7.94M | Buy |
210,362
+9,371
| +5% | +$372K | 0.09% | 198 |
|
|
2017
Q3 | $7.82M | Buy |
200,991
+8,091
| +4% | +$302K | 0.1% | 191 |
|
|
2017
Q2 | $6.63M | Buy |
192,900
+1,019
| +0.5% | +$35.6K | 0.09% | 219 |
|
|
2017
Q1 | $6.84M | Buy |
191,881
+1,101
| +0.6% | +$39K | 0.1% | 222 |
|
|
2016
Q4 | $6.2M | Buy |
190,780
+10,540
| +6% | +$350K | 0.11% | 211 |
|
|
2016
Q3 | $6.76M | Buy |
180,240
+1,650
| +0.9% | +$63.6K | 0.12% | 193 |
|
|
2016
Q2 | $7.11M | Buy |
178,590
+36,400
| +26% | +$1.32M | 0.13% | 181 |
|
|
2016
Q1 | $4.82M | Buy |
142,190
+9,143
| +7% | +$263K | 0.09% | 226 |
|
|
2015
Q4 | $3.59M | Buy |
133,047
+8,600
| +7% | +$252K | 0.07% | 267 |
|
|
2015
Q3 | $3.86M | Buy |
124,447
+11,770
| +10% | +$351K | 0.08% | 245 |
|
|
2015
Q2 | $3.49M | Buy |
112,677
+13,130
| +13% | +$460K | 0.06% | 274 |
|
|
2015
Q1 | $3.63M | Buy |
99,547
+9,510
| +11% | +$367K | 0.06% | 269 |
|
|
2014
Q4 | $3.56M | Buy |
90,037
+68,457
| +317% | +$2.49M | 0.06% | 274 |
|
|
2014
Q3 | $705K | Buy |
21,580
+4,290
| +25% | +$139K | 0.01% | 685 |
|
|
2014
Q2 | $566K | Sell |
17,290
-565
| -3% | -$15.3K | 0.01% | 748 |
|
|
2014
Q1 | $455K | Buy |
17,855
+627
| +4% | +$16K | 0.01% | 779 |
|
|
2013
Q4 | $483K | Sell |
17,228
-2,409
| -12% | -$61.7K | 0.01% | 770 |
|
|
2013
Q3 | $490K | Hold |
19,637
| – | – | 0.01% | 751 |
|
|
2013
Q2 | $483K | Buy |
+19,637
| New | +$634K | 0.01% | 747 |
|
Other funds holding IRM
VPM
VCM
Nomura Asset Management's IRM Position: Q1 2026 in Review
Nomura Asset Management increased its Iron Mountain (IRM) stake by 3.5% in Q1 2026, buying an estimated $1.88M and bringing the position to 563,343 shares worth $57.5M. The position accounts for 0.15% of the portfolio, ranked #142.
Nomura Asset Management first reported a position in IRM in Q2 2013 and has held it in 52 quarters since. 1,082 funds tracked by Wall St. Rank hold IRM as of Q1 2026.
- Nomura Asset Management held 563,343 shares of Iron Mountain worth $57.5M as of Q1 2026.
- Nomura Asset Management bought 18,860 Iron Mountain shares in Q1 2026, an estimated $1.88M.
- Iron Mountain made up 0.15% of Nomura Asset Management's portfolio in Q1 2026, its #142 holding.
- Nomura Asset Management first reported a position in Iron Mountain in Q2 2013 and has held it in 52 quarters since.
- 1,082 funds tracked by Wall St. Rank held Iron Mountain as of Q1 2026.
Based on Nomura Asset Management's 13F filing for Q1 2026, filed 11 May 2026.