Iron Mountain shares owned by Sei Investments
Quarter-by-quarter ownership of Iron Mountain (IRM) shares owned by Sei Investments
from 13F filings
Historical chart of Sei Investments investment in Iron Mountain
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Quarterly reported holdings in Iron Mountain by Sei Investments
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $89M | 873k | 101.94 |
| 2025-06-30 | $91M | 885k | 102.59 |
| 2025-03-31 | $71M | 830k | 86.03 |
| 2024-12-31 | $89M | 848k | 105.14 |
| 2024-09-30 | $109M | 917k | 118.83 |
| 2024-03-31 | $76M | 944k | 80.16 |
| 2023-09-30 | $14M | 231k | 59.45 |
| 2023-06-30 | $18M | 307k | 56.82 |
| 2023-03-31 | $10M | 188k | 52.91 |
| 2022-12-31 | $5.9M | 118k | 49.85 |
| 2022-09-30 | $5.7M | 131k | 43.97 |
| 2022-06-30 | $5.0M | 101k | 49.06 |
| 2022-03-31 | $9.2M | 155k | 59.34 |
| 2021-12-31 | $9.5M | 173k | 54.59 |
| 2021-09-30 | $8.4M | 189k | 44.38 |
| 2021-06-30 | $3.8M | 90k | 42.87 |
| 2021-03-31 | $3.4M | 93k | 37.01 |
| 2020-12-31 | $1.7M | 59k | 29.49 |
| 2020-09-30 | $2.1M | 73k | 28.96 |
| 2020-06-30 | $1.8M | 63k | 28.32 |
| 2020-03-31 | $1.6M | 67k | 23.81 |
| 2019-12-31 | $1.5M | 47k | 31.25 |
| 2019-09-30 | $3.0M | 92k | 32.38 |
| 2019-06-30 | $4.0M | 114k | 35.63 |
| 2019-03-31 | $4.1M | 116k | 35.43 |
| 2018-12-31 | $5.8M | 169k | 34.52 |
| 2018-09-30 | $4.4M | 151k | 29.31 |
| 2018-06-30 | $5.7M | 161k | 35.26 |
| 2018-03-31 | $1.1M | 34k | 32.76 |
| 2017-12-31 | $1.8M | 47k | 37.82 |
| 2017-09-30 | $950k | 26k | 36.70 |
| 2017-06-30 | $844k | 27k | 30.77 |
| 2017-03-31 | $2.2M | 62k | 35.55 |
| 2016-12-31 | $4.2M | 126k | 33.47 |
| 2016-09-30 | $3.7M | 102k | 36.41 |
| 2016-06-30 | $2.1M | 53k | 39.83 |
| 2016-03-31 | $1.2M | 37k | 31.25 |
| 2015-12-31 | $825k | 28k | 30.00 |
| 2015-09-30 | $11M | 44k | 250.00 |
| 2015-06-30 | $2.5M | 80k | 32.05 |
| 2015-03-31 | $4.0M | 110k | 36.48 |