• Oct 5, 2026

  $112.33-0.93%

• Oct 2, 2026

  $113.39+2.03%

  Iron Mountain rose 2.03%, while comparable Real Estate Investment Trusts moved only +0.15% on average, with 3 of 4 rising and 1 falling [1]. The gain was therefore not shared by the cohort, which was close to flat [1].

  • 1Peer group

• Oct 1, 2026

  $111.13+0.16%

• Sep 30, 2026

  $110.95-0.49%

  Comparable listed Real Estate Investment Trusts fell 1.32% on average, with all 4 of 4 declining [1]. IRM's 0.49% decline came alongside that sector weakness and was smaller than the peer average [1].

  • 1Peer group

• Sep 29, 2026

  $111.50+0.41%

  Seeking Alpha published a transcript of Iron Mountain's presentation at the RBC Capital Markets 2026 Global Communications and Infrastructure Conference [1]. The item gives no figures or developments from the presentation, so it does not explain the 0.41% gain.

  • 1Seeking Alpha

• Sep 28, 2026

  $111.05-0.30%

  Comparable listed real estate investment trusts fell 0.80% on average, with 3 of 4 declining [1]. The stock's 0.30% decline came alongside that broader weakness in the group, though it fell by less than the average [1].

  • 1Peer group

• Sep 25, 2026

  $111.38-2.38%

  Iron Mountain shares fell 2.38% on the day, a decline not shared by comparable Real Estate Investment Trusts, which moved +0.48% on average [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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