Iron Mountain shares owned by Mitsubishi UFJ Asset Management
Quarter-by-quarter ownership of Iron Mountain (IRM) shares owned by Mitsubishi UFJ Asset Management
from 13F filings
Historical chart of Mitsubishi UFJ Asset Management investment in Iron Mountain
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Quarterly reported holdings in Iron Mountain by Mitsubishi UFJ Asset Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $82M | 802k | 101.94 |
| 2025-06-30 | $79M | 767k | 102.57 |
| 2025-03-31 | $62M | 717k | 86.04 |
| 2024-12-31 | $70M | 657k | 105.70 |
| 2024-09-30 | $73M | 612k | 118.83 |
| 2024-03-31 | $41M | 515k | 80.21 |
| 2023-12-31 | $31M | 463k | 66.22 |
| 2023-09-30 | $26M | 435k | 59.45 |
| 2023-06-30 | $24M | 424k | 56.82 |
| 2023-03-31 | $20M | 386k | 52.91 |
| 2022-12-31 | $17M | 350k | 49.67 |
| 2022-09-30 | $14M | 321k | 43.97 |
| 2022-06-30 | $14M | 294k | 48.69 |
| 2022-03-31 | $15M | 273k | 55.41 |
| 2021-12-31 | $13M | 253k | 51.32 |
| 2021-09-30 | $10M | 234k | 43.45 |
| 2021-06-30 | $9.0M | 212k | 42.32 |
| 2021-03-31 | $7.3M | 197k | 37.01 |
| 2020-12-31 | $5.3M | 179k | 29.48 |
| 2020-09-30 | $4.4M | 166k | 26.79 |
| 2020-06-30 | $3.8M | 147k | 26.10 |
| 2020-03-31 | $3.1M | 131k | 23.80 |
| 2019-12-31 | $3.7M | 119k | 30.64 |
| 2019-09-30 | $3.4M | 105k | 32.39 |
| 2019-06-30 | $3.3M | 105k | 31.30 |
| 2019-03-31 | $3.2M | 89k | 35.46 |
| 2018-12-31 | $2.8M | 87k | 32.62 |
| 2018-09-30 | $2.9M | 85k | 34.52 |
| 2018-06-30 | $2.9M | 82k | 35.01 |
| 2018-03-31 | $2.7M | 82k | 32.86 |
| 2017-12-31 | $3.0M | 82k | 37.11 |
| 2017-09-30 | $2.9M | 75k | 38.90 |
| 2017-06-30 | $2.5M | 73k | 34.36 |
| 2017-03-31 | $2.8M | 79k | 35.68 |
| 2016-12-31 | $2.5M | 76k | 33.10 |
| 2016-09-30 | $3.0M | 79k | 37.53 |
| 2016-06-30 | $3.0M | 77k | 39.83 |
| 2016-03-31 | $2.0M | 59k | 33.90 |
| 2015-12-31 | $1.4M | 52k | 27.01 |
| 2015-09-30 | $1.6M | 50k | 31.03 |
| 2015-06-30 | $1.5M | 48k | 31.00 |
| 2015-03-31 | $1.6M | 43k | 36.48 |
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