Skip to main content

Iron Mountain Inc

IRM
Exchange
NYSE
Industry
Real Estate Investment Trusts
SEC CIK
0001020569

In the last 90 days, Iron Mountain Inc insiders filed 0 open-market purchases and 8 sales; 1,173 institutions reported holding it in 13F filings for Q2 2026, worth $32.4B in total; no superinvestor holds it.

13F holders, Q3 2022

Institutional positions in Iron Mountain Inc as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
743
−9 vs. Q2 2022
Shares held
227.0M
+3.02M (+1.4%) vs. Q2 2022
Total value
$10.0B
−$913.1M (−8.4%) vs. Q2 2022
New holders
64
289 more added
Sold out
73
256 more reduced

15 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IRM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2022: 743 institutions
Q1 2021: 630 institutionsQ2 2021: 687 institutionsQ3 2021: 711 institutionsQ4 2021: 754 institutionsQ1 2022: 777 institutionsQ2 2022: 767 institutionsQ3 2022: 743 institutionsQ4 2022: 782 institutionsQ1 2023: 790 institutionsQ2 2023: 817 institutionsQ3 2023: 831 institutionsQ4 2023: 891 institutionsQ1 2024: 938 institutionsQ2 2024: 967 institutionsQ3 2024: 1,056 institutionsQ4 2024: 1,067 institutionsQ1 2025: 995 institutionsQ2 2025: 1,045 institutionsQ3 2025: 1,017 institutionsQ4 2025: 1,011 institutionsQ1 2026: 1,090 institutionsQ2 2026: 1,173 institutions
Value heldQ3 2022: $10.0B
Q1 2021: $8.44BQ2 2021: $9.70BQ3 2021: $9.94BQ4 2021: $12.0BQ1 2022: $12.4BQ2 2022: $10.9BQ3 2022: $10.0BQ4 2022: $11.4BQ1 2023: $12.0BQ2 2023: $12.9BQ3 2023: $13.7BQ4 2023: $16.4BQ1 2024: $19.0BQ2 2024: $22.2BQ3 2024: $28.8BQ4 2024: $24.9BQ1 2025: $21.1BQ2 2025: $25.5BQ3 2025: $25.5BQ4 2025: $21.4BQ1 2026: $25.9BQ2 2026: $32.4B
Institutions holding IRM and their total value by quarter
QuarterHoldersValue
Q2 20261,173$32.4B
Q1 20261,090$25.9B
Q4 20251,011$21.4B
Q3 20251,017$25.5B
Q2 20251,045$25.5B
Q1 2025995$21.1B
Q4 20241,067$24.9B
Q3 20241,056$28.8B
Q2 2024967$22.2B
Q1 2024938$19.0B
Q4 2023891$16.4B
Q3 2023831$13.7B
Q2 2023817$12.9B
Q1 2023790$12.0B
Q4 2022782$11.4B
Q3 2022743$10.0B
Q2 2022767$10.9B
Q1 2022777$12.4B
Q4 2021754$12.0B
Q3 2021711$9.94B
Q2 2021687$9.70B
Q1 2021630$8.44B

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Iron Mountain Inc; share changes are against Q2 2022.

Institutions holding IRM in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
TCI Wealth Advisors, Inc.945$42.0K0.01%00.0%Unchanged
Wipfli Financial Advisors LLC,941$42.0K0.00%+941New
Umb Bank N A974$43.0K0.00%−142−12.7%Reduced
North Star Investment Management Corp.970$43.0K0.00%00.0%Unchanged
Sittner & Nelson, LLC1,000$44.0K0.03%00.0%Unchanged
Sawyer & Company, Inc1,075$47.0K0.03%00.0%Unchanged
GPS Wealth Strategies Group, LLC1,095$48.0K0.01%+7+0.6%Added
Bay Harbor Wealth Management, LLC1,095$49.0K0.02%+5+0.5%Added
Baldwin Brothers Inc1,200$53.0K0.01%00.0%Unchanged
Parkside Financial Bank & Trust1,221$54.0K0.02%−58−4.5%Reduced
Avion Wealth1,269$56.0K0.02%+300+31.0%Added
Hexagon Capital Partners LLC1,300$57.0K0.02%+300+30.0%Added
Silvant Capital Management LLC1,292$58.0K0.00%00.0%Unchanged
First Horizon Advisors, Inc.1,370$60.0K0.00%−24−1.7%Reduced
Founders Capital Management1,400$62.0K0.05%00.0%Unchanged
First Financial Corp1,500$66.0K0.04%00.0%Unchanged
Tower View Investment Management & Research LLC1,519$67.0K0.05%+19+1.3%Added
Capstone Investment Advisors, LLC1,549$68.0K0.00%+1,549New
SJS Investment Consulting Inc.1,600$70.0K0.02%+1,600New
Central Trust Co1,605$71.0K0.00%+500+45.2%Added
AIA Group Ltd1,654$73.0K0.00%−1,261−43.3%Reduced
Retirement Group, LLC1,650$73.0K0.06%+8+0.5%Added
Carolinas Wealth Consulting LLC1,664$74.0K0.02%+17+1.0%Added
Schubert & Co1,766$78.0K0.07%+21+1.2%Added
Orion Capital Management LLC1,800$79.0K0.06%−500−21.7%Reduced
Parallel Advisors, LLC1,851$81.0K0.00%+110+6.3%Added
Ronald Blue Trust, Inc.1,697$83.0K0.00%+1,523+875.3%Added
Harvest Fund Management Co., Ltd1,908$84.0K0.02%00.0%Unchanged
First Manhattan Co1,995$87.0K0.00%00.0%Unchanged
Sentry Investment Management LLC1,978$87.0K0.04%00.0%Unchanged
Financial Perspectives, Inc2,000$87.9K0.05%00.0%Unchanged
Vigilant Capital Management, LLC2,024$89.0K0.01%00.0%Unchanged
Cullen/Frost Bankers, Inc.2,016$89.0K0.00%+16+0.8%Added
SRS Capital Advisors, Inc.2,017$89.0K0.01%+250+14.1%Added
Tobam2,107$93.0K0.01%00.0%Unchanged
NVWM, LLC2,151$96.0K0.04%00.0%Unchanged
Huntington National Bank2,348$103.0K0.00%00.0%Unchanged
Trustcore Financial Services, LLC2,500$110.0K0.01%00.0%Unchanged
Ci Investments Inc.2,541$112.0K0.00%−130−4.9%Reduced
Whittier Trust Co2,703$119.0K0.00%00.0%Unchanged
Desjardins Global Asset Management Inc.2,733$120.0K0.02%00.0%Unchanged
Belpointe Asset Management LLC2,720$120.0K0.01%+2,720New
Clean Yield Group3,000$132.0K0.06%00.0%Unchanged
Private Trust Co NA3,161$139.0K0.02%00.0%Unchanged
Sutton Wealth Advisors Inc.3,307$145.4K0.06%+1,711+107.2%Added
CWM, LLC3,396$149.0K0.00%−181−5.1%Reduced
Signaturefd, LLC3,411$150.0K0.01%−589−14.7%Reduced
Raleigh Capital Management Inc.3,443$151.0K0.09%+127+3.8%Added
M&R Capital Management Inc3,466$152.0K0.04%+427+14.1%Added
Ameritas Investment Partners, Inc.3,577$157.0K0.01%−367−9.3%Reduced
Surevest, LLC3,597$158.0K0.04%00.0%Unchanged
Selective Wealth Management, Inc.3,746$165.0K0.07%−1,138−23.3%Reduced
Financial Management Professionals, Inc.3,871$170.0K0.04%+837+27.6%Added
Addison Advisors LLC3,905$172.0K0.11%00.0%Unchanged
Ellevest, Inc.3,943$173.0K0.02%+625+18.8%Added
Toth Financial Advisory Corp3,953$174.0K0.03%−700−15.0%Reduced
Smithfield Trust Co4,048$178.0K0.01%−1,477−26.7%Reduced
Bogart Wealth, LLC4,046$178.0K0.01%+1,118+38.2%Added
Benjamin F. Edwards & Company, Inc.4,140$182.0K0.01%+146+3.7%Added
IFP Advisors, Inc5,062$194.0K0.01%+631+14.2%Added
Comerica Securities,inc.4,476$200.0K0.02%+12+0.3%Added
Boston Financial Mangement LLC4,600$202.0K0.01%+4,600New
Financial Advocates Investment Management18,386$204.0K0.02%+18,386New
InterOcean Capital Group, LLC4,673$205.0K0.01%−2,746−37.0%Reduced
Nations Financial Group Inc,4,696$206.0K0.03%−500−9.6%Reduced
Edmp, Inc.4,688$206.0K0.22%00.0%Unchanged
Seelaus Asset Management LLC4,700$207.0K0.16%+4,700New
Brown Brothers Harriman & Co4,732$208.0K0.00%00.0%Unchanged
Wulff, Hansen & Co.4,720$208.0K0.26%00.0%Unchanged
L.M. Kohn & Company4,775$210.0K0.10%00.0%Unchanged
Bluefin Capital Management, LLC4,800$211.0K0.02%+4,800New
Colony Group LLC4,890$215.0K0.00%−739−13.1%Reduced
Monetary Management Group Inc4,900$215.0K0.07%00.0%Unchanged
Perfromance Wealth Partners, LLC4,889$215.0K0.01%00.0%Unchanged
Personal Cfo Solutions, LLC4,908$216.0K0.05%+7+0.1%Added
Howland Capital Management LLC4,854$216.0K0.01%+4,854New
West Wealth Group, LLC5,000$219.0K0.11%00.0%Unchanged
Gitterman Wealth Management, LLC5,001$219.0K0.23%+370+8.0%Added
Corient Capital Partners, LLC4,504$219.0K0.02%+4,504New
Coastline Trust Co4,996$220.0K0.04%+4,996New
Ninepoint Partners LP5,062$223.0K0.04%00.0%Unchanged
Cutler Group LP5,102$224.0K0.03%−17,309−77.2%Reduced
Pinnacle Family Advisors, LLC5,098$224.0K0.19%−16,674−76.6%Reduced
Redpoint Investment Management Pty Ltd5,085$224.0K0.03%−1,855−26.7%Reduced
Advisors Management Group Inc5,086$224.0K0.09%−62−1.2%Reduced
Checchi Capital Advisers, LLC5,100$224.0K0.02%−45−0.9%Reduced
Cullinan Associates Inc5,125$225.0K0.01%00.0%Unchanged
Essex Savings Bank5,167$227.0K0.09%00.0%Unchanged
Verition Fund Management LLC5,154$227.0K0.00%+5,154New
Great Lakes Advisors, LLC5,210$229.0K0.00%−5,742−52.4%Reduced
Texas Yale Capital Corp.5,200$229.0K0.01%00.0%Unchanged
Stevens Capital Management LP5,208$229.0K0.15%+5,208New
Maven Securities LTD5,241$230.0K0.01%+5,241New
MSH Capital Advisors LLC5,290$232.6K0.11%+32+0.6%Added
Apollon Wealth Management, LLC5,326$234.0K0.02%+773+17.0%Added
Washington Trust Co5,402$237.0K0.01%00.0%Unchanged
Kingsview Wealth Management, LLC5,422$238.0K0.01%−42−0.8%Reduced
Deseret Mutual Benefit Administrators5,410$238.0K0.07%−31−0.6%Reduced
Advisors Capital Management, LLC4,644$239.0K0.01%−96−2.0%Reduced
NewEdge Wealth, LLC5,533$243.0K0.01%+5,533New