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.33,021,354$3.373B
VANGUARD PORTFOLIO MANAGEMENT LLC25,015,557$2.555B
VANGUARD CAPITAL MANAGEMENT LLC18,758,889$1.916B
STATE STREET CORP17,551,633$1.808B
COHEN & STEERS, INC.16,169,341$1.652M
GEODE CAPITAL MANAGEMENT, LLC8,486,127$864M
FMR LLC7,484,398$764M
MORGAN STANLEY4,652,247$475M
PRINCIPAL FINANCIAL GROUP INC4,566,093$466M
NORTHERN TRUST CORP4,150,486$424M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC4,013,007$410M
Invesco Ltd.3,921,521$401M
Daiwa Securities Group Inc.3,107,440$317M
PRUDENTIAL FINANCIAL INC2,416,063$247M
GOLDMAN SACHS GROUP INC2,216,672$226M
JPMORGAN CHASE & CO2,123,358$207M
Capital World Investors1,867,169$191M
AMERIPRISE FINANCIAL INC1,851,007$189M
AQR CAPITAL MANAGEMENT LLC1,846,073$183M
VANGUARD FIDUCIARY TRUST CO1,652,888$169M
DUFF & PHELPS INVESTMENT MANAGEMENT CO1,575,337$161M
Contour Asset Management LLC1,444,823$148M
ROYAL BANK OF CANADA1,410,720$144M
BANK OF AMERICA CORP /DE/1,399,375$143M
PGGM Investments1,369,998$140K
HSBC HOLDINGS PLC1,272,855$130M
CBRE INVESTMENT MANAGEMENT LISTED REAL ASSETS LLC1,237,915$126M
Amundi1,091,574$111M
SEI INVESTMENTS CO974,792$99.57M
Mitsubishi UFJ Asset Management Co., Ltd.908,365$92.78M
CIBC Bancorp USA Inc.828,793$84.6M
AMERICAN CENTURY COMPANIES INC815,792$83.33M
JANE STREET GROUP, LLC707,441$72.26M
APG Asset Management US Inc.703,912$71.06M
BARCLAYS PLC673,771$68.82M
WELLS FARGO & COMPANY/MN658,454$67.25M
WELCH & FORBES LLC652,068$66.6M
Vanguard Global Advisers, LLC647,775$66.16M
Epoch Investment Partners, Inc.616,513$62.97M
PRICE T ROWE ASSOCIATES INC /MD/601,581$61,446
Universal- Beteiligungs- und Servicegesellschaft mbH590,504$60.28M
ADAGE CAPITAL PARTNERS GP, L.L.C.590,052$60.27M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.586,881$59.94M
RHUMBLINE ADVISERS578,543$59.09M
ALLIANCEBERNSTEIN L.P.565,255$46.89M
NOMURA ASSET MANAGEMENT CO LTD563,343$57.54M
WORLDQUANT MILLENNIUM ADVISORS LLC548,049$55.98M
BAMCO INC /NY/525,270$53.65M
BNP PARIBAS FINANCIAL MARKETS508,511$51.94M
VANGUARD ASSET MANAGEMENT, Ltd504,995$51.58M
DigitalBridge Group, Inc.504,021$51.48M
Clark Capital Management Group, Inc.468,365$47.84M
National Pension Service429,392$43.86M
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO423,714$43.28M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM422,871$43.19M
BANK OF MONTREAL /CAN/406,013$41.47M
TEACHER RETIREMENT SYSTEM OF TEXAS394,701$40.31M
Rockefeller Capital Management L.P.389,140$39.75M
Point72 Asset Management, L.P.377,618$38.57M
CITADEL ADVISORS LLC374,954$38.3M
MILLENNIUM MANAGEMENT LLC374,463$38.25M
Neuberger Berman Group LLC360,751$36.85M
Adelante Capital Management LLC356,934$36.46M
WELLINGTON MANAGEMENT GROUP LLP347,915$35.54M
Vanguard Investments Australia, Ltd.343,334$35.07M
CANADA LIFE ASSURANCE Co335,860$34,443
Quantinno Capital Management LP322,017$32.89M
ADELL HARRIMAN & CARPENTER INC315,817$32.26M
CITIGROUP INC315,634$32.24M
Ensign Peak Advisors, Inc297,330$30.37M
RAYMOND JAMES FINANCIAL INC295,133$30.14M
STRS OHIO287,817$29.4M
MACQUARIE GROUP LTD270,616$27.64M
Apollo Management Holdings, L.P.265,539$27.12M
AVIVA PLC263,200$26.88M
Swedbank AB260,330$26.59M
Cetera Investment Advisers260,039$26.56M
HEITMAN REAL ESTATE SECURITIES LLC259,594$26.51M
STIFEL FINANCIAL CORP255,348$26.08M
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt251,527$25.69M
Schonfeld Strategic Advisors LLC248,886$25.42M
Americana Partners, LLC244,174$24.94M
VICTORY CAPITAL MANAGEMENT INC238,190$24.33M
NEW YORK STATE TEACHERS RETIREMENT SYSTEM227,876$23,275
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND214,886$21.95M
FEDERATED HERMES, INC.214,126$21.87M
Corient Private Wealth LLC212,318$21.66M
CAPTRUST FINANCIAL ADVISORS211,691$21.61M
Focus Partners Wealth207,531$21.23M
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS202,316$20.66M
Zurcher Kantonalbank (Zurich Cantonalbank)198,799$20.31M
Hudson Bay Capital Management LP190,884$19.5M
BROOKFIELD Corp /ON/188,255$19.23M
TD ASSET MANAGEMENT INC181,283$18.52M
TWO SIGMA INVESTMENTS, LP179,202$18.3M
STATE OF WISCONSIN INVESTMENT BOARD176,520$18.03M
UNITED CAPITAL FINANCIAL ADVISORS, LLC175,653$17.94M
MANUFACTURERS LIFE INSURANCE COMPANY, THE173,470$17.72M
ACADIAN ASSET MANAGEMENT LLC168,907$17,243
CIBC WORLD MARKET INC.168,419$17.2M
473 other institutions11,509,343$1.071B
Total (573 institutions)215,787,296$20B