Iron Mountain shares owned by Twin Tree Management
Quarter-by-quarter ownership of Iron Mountain (IRM) shares owned by Twin Tree Management
from 13F filings
Historical chart of Twin Tree Management investment in Iron Mountain
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Quarterly reported holdings in Iron Mountain by Twin Tree Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $11M | 111k | 101.94 |
| 2025-06-30 | $8.2M | 80k | 102.57 |
| 2024-12-31 | $2.1M | 20k | 105.11 |
| 2024-09-30 | $33M | 274k | 118.83 |
| 2024-06-30 | $609k | 6.8k | 89.62 |
| 2024-03-31 | $1.7M | 21k | 80.21 |
| 2022-03-31 | $83M | 1.5M | 55.41 |
| 2021-12-31 | $959k | 18k | 52.32 |
| 2021-09-30 | $365k | 8.4k | 43.45 |
| 2021-06-30 | $4.9M | 116k | 42.32 |
| 2021-03-31 | $24M | 640k | 37.01 |
| 2020-12-31 | $5.0M | 170k | 29.48 |
| 2020-09-30 | $1.8M | 67k | 26.79 |
| 2020-06-30 | $8.3M | 317k | 26.11 |
| 2020-03-31 | $1.3M | 56k | 23.80 |
| 2019-12-31 | $6.5M | 204k | 31.87 |
| 2019-09-30 | $9.7M | 300k | 32.37 |
| 2019-06-30 | $3.5M | 113k | 31.30 |
| 2019-03-31 | $1.5M | 41k | 35.45 |
| 2018-12-31 | $57k | 1.8k | 32.29 |
| 2018-09-30 | $1.1M | 31k | 34.51 |
| 2018-06-30 | $718k | 21k | 35.02 |
| 2017-12-31 | $249k | 6.6k | 37.73 |
| 2017-09-30 | $257k | 6.6k | 38.94 |
| 2016-09-30 | $33k | 874 | 37.76 |
| 2016-03-31 | $2.0k | 47 | 42.55 |
| 2015-09-30 | $1.0k | 32 | 31.25 |
| 2015-06-30 | $15k | 490 | 30.61 |
| 2015-03-31 | $344k | 9.4k | 36.51 |