Iron Mountain (IRM): CEO sold ~$314K

~$314K

Approx. value · 2,929 sh @ $107.16

392K

Holds after · shares reported

Traded

Mar 2, 2026

Filed

Mar 4, 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. Dec 18, 2025Congress · 1 personMembers of Congress: 2 sales
2. Jan 2, 2026Insider · 2 peopleInsiders: 3 sales (~$3.7M)
3. Jan 21, 2026Government · Federal Register noticeUnited States of America et al. v. RealPage, Inc. et al. Proposed Final Judgment and Competitive Impact Statement
4. Feb 3, 2026Government · Federal Register noticeUnited States v. Columbus McKinnon Corp., et al.; Proposed Final Judgment and Competitive Impact Statement
5. Feb 4, 2026CongressDisclosed sale of IRM — reported range $1,001 - $15,000
6. Feb 9, 2026Government · Federal Register noticeUnited States et al. v. RealPage, Inc.et al.; Response of the United States to Public Comments
7. Feb 12, 2026Company filing · Form 8-K · ResultsReported its results
8. Feb 13, 20265% stakeCohen & Steers, Inc. reported a passive stake (13G) of 6.5%
9. Feb 18, 2026Government · Federal Register noticeUnited States v. Reddy Ice LLC, et al. Proposed Final Judgment and Competitive Impact Statement
10. Feb 20, 2026Insider · 2 peopleInsiders: 2 sales (~$4.8M)
11. Mar 2, 2026 · this disclosureInsiderCEO sold ~$314K of IRM shares in the open market

What came next

1. Mar 2, 2026Insider · 3 peopleInsiders: 10 sales (~$16.1M)
2. Mar 3, 2026Insider · 1 personInsiders: 4 sales (~$10.5M)
3. Mar 4, 2026Insider · 1 personInsiders: 2 sales (~$10.6M)
4. Mar 5, 2026Insider · 1 personInsiders: 3 sales (~$10.5M)
5. Mar 19, 2026Insider · 1 personInsiders: 5 sales (~$6.2M)
6. Mar 27, 20265% stakeThe Vanguard Group reported a passive stake (13G)
7. Apr 1, 2026Insider · 2 peopleInsiders: 2 sales (~$4.6M)
8. 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
9. Apr 29, 20265% stakeVanguard Portfolio Management reported a passive stake (13G) of 8.4%
10. Apr 30, 2026Company filing · Form 8-K · ResultsReported its results
11. Apr 30, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.3%
12. May 7, 20265% stakeCohen & Steers, Inc. reported a passive stake (13G) of 4.9%
13. May 8, 2026Government · Federal Register noticeUnited States et al. v. RealPage, Inc. et al. Response to Public Comments
14. May 8, 2026Insider · 2 peopleInsiders: 3 sales (~$5.7M)
15. May 12, 2026InsiderDirector sold ~$244K of IRM shares in the open market
16. May 20, 2026InsiderDirector sold ~$94K of IRM shares in the open market
17. May 21, 2026InsiderOfficer sold ~$902K of IRM shares in the open market
18. Jun 1, 2026Insider · 2 peopleInsiders: 6 sales (~$5.7M)
19. Jun 5, 2026Government · Federal Register noticeUnited States et al. v. Agri Stats, Inc.; Proposed Final Judgment and Competitive Impact Statement
20. Jun 11, 2026Government · Federal Register noticeUnited States, et al. v. Taiheiyo Cement Corporation, et al.; Proposed Final Judgment and Competitive Impact Statement

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 William L Meaney, President and CEO

• SEC Form 4 at Iron Mountain (IRM)Nov 9, 2026
• SEC Form 4 at Iron Mountain (IRM)Nov 9, 2026
• SEC Form 4 at Iron Mountain (IRM)Nov 9, 2026
• SEC Form 4 at Iron Mountain (IRM)Nov 9, 2026
• SEC Form 4 at Iron Mountain (IRM)Oct 6, 2026

The full history of William L Meaney, President and CEO is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Iron Mountain

• SEC Form 4Nov 9, 2026
• SEC Form 4Nov 9, 2026
• SEC Form 4Nov 9, 2026
• SEC Form 4Nov 9, 2026
• SEC Form 144Nov 6, 2026
• SEC Form 4Nov 3, 2026

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