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    GNG brief · Dividends · Historical announcement

    Iron Mountain Incorporated declares $0.864 quarterly dividend

    By GNG ResearchAnnounced Published by GNG

    • IRM Iron Mountain Incorporated (NYSE), USD

    Written automatically from a fixed template using verified announcement facts and GNG data.

    On Aug 5, 2026, Iron Mountain Incorporated (IRM) declared a quarterly dividend of $0.864 per share payable Oct 2, 2026, to shareholders of record on Sep 15, 2026.

    The ex-dividend date is Sep 15, 2026.

    At this rate the annualized payout is $3.456 per share, a 2.72% forward yield based on the Aug 5, 2026 close of $127.13.

    A comparable prior payment was unavailable.

    Announcement facts

    FactValue and basis
    Dividend per shareIRM$0.864GNG data · USD
    Declaration dateIRMAug 5, 2026GNG data
    Ex-dividend dateIRMSep 15, 2026GNG data
    Record dateIRMSep 15, 2026GNG data
    Payment dateIRMOct 2, 2026GNG data
    Payment cadence (GNG classification)IRMQuarterly (4 per year)
    Distribution type (GNG classification)IRMRegular
    Closing priceIRM$127.13GNG data · USD
    Price dateIRMAug 5, 2026GNG data

    GNG calculations

    Calculated at publication from the inputs below. These figures do not update with live prices.

    CalculationMethod and inputs
    Annualized regular payout$3.456

    amount x payments_per_year

    amount = 0.864; payments_per_year = 4

    Exact, not rounded

    Calculated

    Dividend per sharePayment cadence (GNG classification)

    Forward yield2.72%

    annualized / close x 100

    annualized = 3.456; close = 127.13

    Rounded half up to 2 decimal places

    Closing price date:

    Calculated

    Dividend per sharePayment cadence (GNG classification)Closing pricePrice date

    Sources

    1. Iron Mountain Incorporated closing price

      GNG Research closing-price data

    2. Iron Mountain Incorporated dividend history

      GNG Research dividend data

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