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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
William L. MeaneyPresident and CEO2025-10-0140,062$102.60
$4.11MSell
Mark KiddEVP GM Data Centers ALM2025-10-016,000$101.63
$609.78kSell
William L. MeaneyPresident and CEO2025-10-0129,063$101.99
$2.96MSell
William L. MeaneyPresident and CEO2025-10-0169,125$36.59
$2.53MBuy
William L. MeaneyPresident and CEO2025-09-0369,125$89.56
$6.19MSell
William L. MeaneyPresident and CEO2025-09-0369,125$36.59
$2.53MBuy
Mark KiddEVP GM Data Centers ALM2025-09-026,000$91.05
$546.30kSell
William L. MeaneyPresident and CEO2025-08-0158$96.62
$5.60kSell
William L. MeaneyPresident and CEO2025-08-0110,702$95.80
$1.03MSell
William L. MeaneyPresident and CEO2025-08-0117,336$95.00
$1.65MSell

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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 Inc15.94%47,064,887$4.89BInstitution
Vincent J. Ryan13.22%39,036,129$4.06BInsider
Blackrock Inc10.59%31,278,627$3.25BInstitution
State Street Corp5.69%16,809,643$1.75BInstitution
Cohen Steers Inc4.66%13,768,631$1.43BInstitution
Geode Capital Management LLC2.74%8,086,718$840.45MInstitution
C. Richard Reese2.67%7,871,567$818.09MInsider
Fmr LLC2.27%6,697,419$696.06MInstitution
Dimensional Fund Advisors LP1.45%4,292,766$446.15MInstitution
Invesco Ltd1.45%4,289,583$445.82MInstitution

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IRM vs Specialty REIT Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
IRM82.47%17.53%Net SellingNet Selling
SBAC85.57%14.43%Net SellingNet Selling
CCI76.04%23.96%Net SellingNet Selling
WY89.01%1.63%Net SellingNet Buying
GLPI59.10%40.90%Net SellingNet Selling
View Top Specialty REIT Stocks

Iron Mountain Stock Ownership FAQ

Who owns Iron Mountain?

Iron Mountain (NYSE: IRM) is owned by 84.07% institutional shareholders, 17.87% Iron Mountain insiders, and 0.00% retail investors. Vincent J. Ryan is the largest individual Iron Mountain shareholder, owning 39.04M shares representing 13.22% of the company. Vincent J. Ryan's Iron Mountain shares are currently valued at $4.11B.

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