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Iron Mountain (IRM): Officer sold ~$499K

Mark Kidd, Officer at Iron Mountain, sold ~$499K of Iron Mountain shares.

~$499K
Approx. value · 6,000 sh @ $83.10
55K
Holds after · shares reported
Traded
Jan 2, 2026
Filed
Jan 7, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Oct 31, 2025InsiderOfficer sold ~$737K of IRM shares in the open market
  2. Nov 3, 2025Insider · 2 peopleInsiders: 4 sales (~$7.7M)
  3. Nov 5, 2025Company filing · Form 8-K · ResultsReported its results
  4. Nov 13, 2025Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
  5. Nov 14, 20255% stakeCohen & Steers, Inc. reported a passive stake (13G) of 5.4%
  6. Nov 19, 2025Government · Federal Register noticeUnited States, et al. v. UnitedHealth Group Incorporated, et al.; Response of Plaintiff United States to Public Comments on the Proposed Final Judgment
  7. Nov 19, 2025Government · Federal Register noticeUnited States v. Hewlett Packard Enterprise Co. and Juniper Networks, Inc.; Response of the United States to Public Comments on the Proposed Final Judgments
  8. Nov 19, 2025Insider · First insider buy since Feb 2018Director purchased ~$3K of IRM shares in the open market
  9. Dec 1, 2025Insider · 2 peopleInsiders: 3 sales (~$6.3M)
  10. Dec 5, 2025Government · Federal Register noticeUnited States of America et al. v. RealPage, Inc. et al.; Proposed Final Judgment and Competitive Impact Statement
  11. Dec 18, 2025Government · Federal Register noticeUnited States et al. v. Constellation Energy Corporation et al.; Proposed Final Judgment and Competitive Impact Statement
  12. Dec 18, 2025Congress · 1 personMembers of Congress: 2 sales
  13. Jan 2, 2026 · this disclosureInsiderOfficer sold ~$499K of IRM shares in the open market

What came next

  1. Jan 2, 2026Insider · 1 personInsiders: 2 sales (~$3.2M)
  2. Jan 21, 2026Government · Federal Register noticeUnited States of America et al. v. RealPage, Inc. et al. Proposed Final Judgment and Competitive Impact Statement
  3. Feb 3, 2026Government · Federal Register noticeUnited States v. Columbus McKinnon Corp., et al.; Proposed Final Judgment and Competitive Impact Statement
  4. Feb 4, 2026CongressDisclosed sale of IRM — reported range $1,001 - $15,000
  5. Feb 9, 2026Government · Federal Register noticeUnited States et al. v. RealPage, Inc.et al.; Response of the United States to Public Comments
  6. Feb 12, 2026Company filing · Form 8-K · ResultsReported its results
  7. Feb 13, 20265% stakeCohen & Steers, Inc. reported a passive stake (13G) of 6.5%
  8. Feb 18, 2026Government · Federal Register noticeUnited States v. Reddy Ice LLC, et al. Proposed Final Judgment and Competitive Impact Statement
  9. Feb 20, 2026Insider · 2 peopleInsiders: 2 sales (~$4.8M)
  10. Mar 2, 2026Insider · 3 peopleInsiders: 11 sales (~$16.4M)
  11. Mar 3, 2026Insider · 1 personInsiders: 4 sales (~$10.5M)
  12. Mar 4, 2026Insider · 1 personInsiders: 2 sales (~$10.6M)
  13. Mar 5, 2026Insider · 1 personInsiders: 3 sales (~$10.5M)
  14. Mar 19, 2026Insider · 1 personInsiders: 5 sales (~$6.2M)
  15. Mar 27, 20265% stakeThe Vanguard Group reported a passive stake (13G)
  16. Apr 1, 2026Insider · 2 peopleInsiders: 2 sales (~$4.6M)
  17. Apr 24, 2026Government · Federal Register noticeUnited States et al. v. Constellation Energy Corporation, Inc. et al. Response of Plaintiff United States to Public Comments on the Proposed Final Judgment
  18. Apr 29, 20265% stakeVanguard Portfolio Management reported a passive stake (13G) of 8.4%
  19. Apr 30, 2026Company filing · Form 8-K · ResultsReported its results
  20. Apr 30, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.3%
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Iron Mountain

For Iron Mountain, OQRO holds 19 insider filings (SEC Form 4 or Form 144) and 9 federal contract awards dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its IRM page.

Other recent filings by Mark Kidd, EVP, GM Data Centers & ALM

The full history of Mark Kidd, EVP, GM Data Centers & ALM is on the profile page.

How this filing works

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Other disclosures at Iron Mountain

Everything OQRO holds on this company is on its IRM page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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