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Iron Mountain shares owned by Vanguard Group

Quarter-by-quarter ownership of Iron Mountain (IRM) shares owned by Vanguard Group from 13F filings

Historical chart of Vanguard Group investment in Iron Mountain

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All positions including Iron Mountain held by Vanguard Group consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Iron Mountain by Vanguard Group

Quarter filed Position value Share count Share price at filing
2023-12-31 $3.2B 46M 69.98
2023-09-30 $2.8B 47M 59.45
2023-06-30 $2.7B 47M 56.82
2023-03-31 $2.5B 48M 52.91
2022-12-31 $2.4B 47M 49.85
2022-06-30 $2.3B 48M 48.69
2022-03-31 $2.7B 48M 55.41
2021-09-30 $2.1B 49M 43.45
2021-06-30 $2.1B 49M 42.32
2021-03-31 $1.8B 49M 37.01
2020-12-31 $1.4B 48M 29.48
2020-09-30 $1.3B 49M 26.79
2020-06-30 $1.3B 49M 26.10
2020-03-31 $1.2B 49M 23.80
2019-12-31 $1.5B 48M 31.87
2019-09-30 $1.5B 47M 32.39
2019-03-31 $1.6B 45M 35.46
2018-12-31 $1.4B 44M 32.41
2018-09-30 $1.5B 44M 34.52
2018-06-30 $1.5B 44M 35.01
2018-03-31 $1.5B 45M 32.86
2017-12-31 $1.8B 48M 37.73
2017-09-30 $1.7B 44M 38.90
2017-06-30 $1.5B 43M 34.36
2017-03-31 $1.5B 43M 35.67
2016-12-31 $1.4B 42M 32.47
2016-09-30 $1.6B 42M 37.53
2016-06-30 $1.5B 38M 39.83
2015-12-31 $832M 31M 27.01
2015-09-30 $908M 29M 31.00
2015-06-30 $908M 29M 31.00
2015-03-31 $1.0B 28M 36.48