Iron Mountain Incorporated (delaware) · NYSE:IRM
Vanguard Portfolio Management LLC reported a 8.42% stake in Iron Mountain Incorporated (delaware) (Schedule 13G)
Event Mar 31, 2026 · Filed Apr 29, 2026
Vanguard Portfolio Management LLC reported a 8.42% stake in Iron Mountain Incorporated (delaware), 25,051,135 shares, as a passive investor on Mar 31, 2026. Filed Apr 29, 2026 (Schedule 13G).
- Stake
- 8.42%
- Shares
- 25,051,135
- Intent
- Passive
- What changed
- Crossed above 5%
The filing in full
| Holder | Stake | Shares |
|---|---|---|
| Vanguard Portfolio Management | 8.42% | 25,051,135 |
Source
Related
- Iron Mountain Incorporated (delaware)
- Vanguard Portfolio Management LLC
- Iron Mountain Incorporated (delaware) shareholders
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