IRON MTN INC DEL

Country: United States Ticker: IRM Class: COM CUSIP: 46284V101 CIK: 0001020569

$83.24

as of Jan 2, 2026 +$60.01 (+258.4%)
$15$44$73$102$131Jan 2021Apr 2022Jul 2023Oct 2024Jan 2026

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue
BlackRock, Inc.33,570,910$4.24B
VANGUARD PORTFOLIO MANAGEMENT LLC25,568,944$3.23B
VANGUARD CAPITAL MANAGEMENT LLC18,953,705$2.394B
STATE STREET CORP17,634,044$2.242B
COHEN & STEERS, INC.12,019,735$1.518B
GEODE CAPITAL MANAGEMENT, LLC8,649,249$1.088B
FMR LLC7,872,365$994M
DIMENSIONAL FUND ADVISORS LP4,625,684$584M
MORGAN STANLEY4,426,922$559M
PRINCIPAL FINANCIAL GROUP INC4,373,424$552M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC4,263,487$539M
NORTHERN TRUST CORP4,222,967$533M
NORGES BANK4,214,697$532M
Invesco Ltd.4,065,649$514M
Legal & General Group Plc3,244,741$410M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME3,193,560$403M
DEUTSCHE BANK AG\3,049,079$385M
GOLDMAN SACHS GROUP INC2,822,732$357M
CENTERSQUARE INVESTMENT MANAGEMENT LLC2,323,974$294M
JPMORGAN CHASE & CO2,212,137$288M
Nuveen, LLC2,210,143$279M
AQR CAPITAL MANAGEMENT LLC2,127,095$267M
PRUDENTIAL FINANCIAL INC1,974,079$249M
Vontobel Holding Ltd.1,919,656$242M
Daiwa Securities Group Inc.1,861,547$235M
AMERIPRISE FINANCIAL INC1,668,337$211M
VANGUARD FIDUCIARY TRUST CO1,658,635$210M
ROYAL BANK OF CANADA1,640,511$207M
Bank of New York Mellon Corp1,600,078$202M
DUFF & PHELPS INVESTMENT MANAGEMENT CO1,455,435$184M
Russell Investments Group, Ltd.1,380,098$174M
HSBC HOLDINGS PLC1,347,871$170M
Contour Asset Management LLC1,274,684$161M
Capital World Investors1,217,169$154M
Amundi1,168,430$148M
AMERICAN CENTURY COMPANIES INC1,154,487$146M
DekaBank Deutsche Girozentrale1,122,500$114M
BANK OF AMERICA CORP /DE/1,118,827$141M
CBRE INVESTMENT MANAGEMENT LISTED REAL ASSETS LLC1,072,881$136M
Mitsubishi UFJ Asset Management Co., Ltd.982,596$124M
UBS Group AG915,101$116M
Sumitomo Mitsui Trust Group, Inc.896,560$113M
Swiss National Bank839,061$106M
Pictet Asset Management Holding SA817,622$103M
CIBC Bancorp USA Inc.777,480$98.24M
BARCLAYS PLC743,343$93.89M
APG Asset Management US Inc.703,912$85.81M
SEI INVESTMENTS CO697,737$88.13M
Aberdeen Group plc691,514$87.35M
PGGM Investments675,093$85.27M
WELLS FARGO & COMPANY/MN662,157$83.64M
BNP PARIBAS FINANCIAL MARKETS648,227$81.88M
Vanguard Global Advisers, LLC641,901$81.08M
LPL Financial LLC640,383$80.89M
WELCH & FORBES LLC639,322$80.75M
PRICE T ROWE ASSOCIATES INC /MD/634,613$80.16M
Universal- Beteiligungs- und Servicegesellschaft mbH610,889$77.1M
Quantinno Capital Management LP590,647$74.6M
NOMURA ASSET MANAGEMENT CO LTD588,384$74.32M
RHUMBLINE ADVISERS573,267$72.41M
VANGUARD ASSET MANAGEMENT, Ltd568,845$71.85M
ALLIANCEBERNSTEIN L.P.562,711$57.48M
RAYMOND JAMES FINANCIAL INC561,539$70.93M
Asset Management One Co., Ltd.554,607$70.05M
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM553,872$69.96M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.552,190$69.75M
WORLDQUANT MILLENNIUM ADVISORS LLC537,162$67.85M
ADAGE CAPITAL PARTNERS GP, L.L.C.535,152$67.6M
WELLINGTON MANAGEMENT GROUP LLP512,906$64.79M
Clark Capital Management Group, Inc.476,766$60.22M
DigitalBridge Group, Inc.457,126$57.74M
National Pension Service454,815$57.45M
BANK OF MONTREAL /CAN/453,715$57.31M
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND443,901$56.07M
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO422,586$53.38M
CITIGROUP INC422,524$53.37M
VOLORIDGE INVESTMENT MANAGEMENT, LLC412,748$52.13M
JANE STREET GROUP, LLC396,541$50.09M
Rockefeller Capital Management L.P.391,620$49.47M
HEITMAN REAL ESTATE SECURITIES LLC357,721$45.18M
CANADA LIFE ASSURANCE Co355,692$44.82M
Vanguard Investments Australia, Ltd.347,312$43.87M
CITADEL ADVISORS LLC343,168$43.35M
Adelante Capital Management LLC325,641$41.13M
ADELL HARRIMAN & CARPENTER INC316,465$39.97M
BAMCO INC /NY/310,721$39.25M
Robeco Institutional Asset Management B.V.297,899$37.63M
TEACHER RETIREMENT SYSTEM OF TEXAS297,427$37.57M
Marble Harbor Investment Counsel, LLC295,533$37.33M
ACADIAN ASSET MANAGEMENT LLC292,064$36.88M
Neuberger Berman Group LLC290,384$36.68M
Swedbank AB287,064$36.26M
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS286,428$36.18M
SG Americas Securities, LLC284,584$35.95M
MACQUARIE GROUP LTD275,969$34.86M
Border to Coast Pensions Partnership Ltd275,000$34.71M
VICTORY CAPITAL MANAGEMENT INC268,209$33.88M
Apollo Management Holdings, L.P.265,539$33.54M
AVIVA PLC260,627$32.92M
STIFEL FINANCIAL CORP259,638$32.8M
1055 other institutions25,075,101$3.151B
Total (1,153 institutions)255,889,789$32.28B