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NYSE: IRM
Iron Mountain Inc Stock Ownership - Who owns Iron Mountain?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Iron Mountain Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Mithu BhargavaEVP GM Digital Business Unit2026-03-1912,446$105.13
$1.31MSell
Mithu BhargavaEVP GM Digital Business Unit2026-03-1920$105.64
$2.11kSell
Mithu BhargavaEVP GM Digital Business Unit2026-03-1914,260$104.25
$1.49MSell
Mithu BhargavaEVP GM Digital Business Unit2026-03-1912,537$105.04
$1.32MSell
Mithu BhargavaEVP GM Digital Business Unit2026-03-1920,462$104.30
$2.13MSell
William L. MeaneyPresident and CEO2026-03-0526,278$105.26
$2.77MSell
William L. MeaneyPresident and CEO2026-03-0538,021$107.02
$4.07MSell
William L. MeaneyPresident and CEO2026-03-0534,358$106.15
$3.65MSell
William L. MeaneyPresident and CEO2026-03-0427,688$106.96
$2.96MSell
William L. MeaneyPresident and CEO2026-03-0470,971$107.52
$7.63MSell

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Net Insider Buy/Sell (L12M) Ownership

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IRM Shareholders

What type of owners hold Iron Mountain Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc15.76%46,627,483$4.75BInstitution
Vincent J. Ryan13.20%39,036,129$3.98BInsider
Blackrock Inc11.13%32,919,658$3.36BInstitution
Cohen Steers Inc6.39%18,903,716$1.93BInstitution
State Street Corp5.71%16,888,798$1.72BInstitution
Geode Capital Management LLC2.80%8,292,653$845.35MInstitution
Fmr LLC2.70%7,984,304$813.92MInstitution
C. Richard Reese2.66%7,871,567$802.43MInsider
Norges Bank1.50%4,447,133$453.34MInstitution
Dimensional Fund Advisors LP1.50%4,429,359$451.53MInstitution

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IRM vs Specialty REIT Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
IRM82.83%17.17%Net SellingNet Selling
CCI76.62%23.38%Net SellingNet Selling
SBAC85.18%14.82%Net SellingNet Selling
WY89.88%1.69%Net SellingNet Selling
GLPI60.66%39.34%Net SellingNet Selling
View Top Specialty REIT Stocks

Iron Mountain Stock Ownership FAQ

Who owns Iron Mountain?

Iron Mountain (NYSE: IRM) is owned by 86.96% institutional shareholders, 18.03% Iron Mountain insiders, and 0.00% retail investors. Vincent J. Ryan is the largest individual Iron Mountain shareholder, owning 39.04M shares representing 13.20% of the company. Vincent J. Ryan's Iron Mountain shares are currently valued at $3.93B.

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