RAKOWICH WALTER C 4

What Happened
Walter C. Rakowich, a director of Iron Mountain Inc. (IRM), was granted 1,892 restricted stock units (RSUs) on May 7, 2026. The RSUs vest in their entirety on the grant date and are reported as shares issuable upon settlement; the acquisition price is listed as $0.00 (transaction code A, award/grant).

Key Details

• Transaction date: May 7, 2026; Form 4 filed May 11, 2026.
• Shares involved: 1,892 RSUs (shares issuable upon settlement).
• Price: $0.00 per share (acquisition/award price); reported acquisition total $0.
• Holdings after transaction: not specified in the provided filing.
• Footnotes: F1 — RSUs vest in their entirety on grant date. F2 — Shares are held of record by the Rakowich Living Trust; the reporting person is sole trustee.
• Transaction type: Award/Grant (A). Not a market purchase or sale.

Context
This was a compensation award (RSUs) that vested immediately rather than an open‑market buy or sale. Such grants are common for directors and reflect compensation arrangements rather than a direct signal of buy/sell intent. Because the filing shows an award rather than a purchase, it should be interpreted as executive compensation, not necessarily insider sentiment about the stock.