| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| RAKOWICH WALTER C | Director | C/O IRON MOUNTAIN INCORPORATED, 85 NEW HAMPSHIRE AVENUE, SUITE 150, PORTSMOUTH | /s/ Keely Stewart, under Power of Attorney dated April 17, 2023, from Walter C. Rakowich | 08 Sep 2025 | 0001202432 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IRM | Common Stock, par value $.01 per share | Gift | $0 | -11,050 | -30% | $0.000000 | 25,465 | 04 Sep 2025 | By Rakowich Living Trust | F1 |
| Id | Content |
|---|---|
| F1 | Shares held of record by Rakowich Living Trust. The reporting person is the sole trustee. |