• Sep 15, 2026

  $112.04-0.02%

  IRM closed roughly flat, down 0.02%, while comparable Real Estate Investment Trusts fell 1.12% on average that day, with all four peers declining [1]. The move in IRM was therefore not shared by its peer group [1].

  • 1Peer group

• Sep 14, 2026

  $112.06-2.71%

  IRM fell 2.71%, a much larger decline than comparable Real Estate Investment Trusts, which moved -0.20% on average with a mixed split of two decliners and two gainers [1]. The drop in IRM was not shared by its peer group [1].

  • 1Peer group

• Sep 11, 2026

  $115.18+2.02%

  Comparable REITs rose 0.79% on average on the day, with three of four names higher [1]. IRM's 2.02% gain outpaced that cohort move [1].

  • 1Peer group

• Sep 10, 2026

  $112.90-2.01%

  IRM fell 2.01%, a larger decline than comparable REITs, which moved -0.46% on average that day [1].

  • 1Peer group

• Sep 9, 2026

  $115.22-0.74%

  IRM fell 0.74%, a smaller decline than the comparable Real Estate Investment Trusts group, which moved -1.09% on average with all four names lower [1].

  • 1Peer group

• Sep 8, 2026

  $116.08-0.67%

• Sep 4, 2026

  $116.86+1.64%

  Iron Mountain rose 1.64% on the day even as comparable real estate investment trusts fell 1.49% on average, with all four peers in the group declining [1]. The move was not shared by that cohort [1].

  • 1Peer group

Closing prices for IRM. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

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