Form 4 for IRM Iron Mountain
Accepted 2026-01-22 00:00:00 ET · period of report 2026-01-21 · accession 0001781215-26-000006 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-01-22 | 2026-01-21 | IRM | Matlock Robin | Dir | M - OptEx | $0.00 | +10.19 | 28.6K | +0.0% | $0 |
| D | 2026-01-22 | 2026-01-21 | IRM | Matlock Robin | Dir | M - OptEx | $0.00 | -10.19 | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock, par value $.01 per share | 2026-01-21 | M | A | 10.19 | $0.00 | 28,559.19 | D | — | — | |
| 2 | Derivative | Phantom Stock | 2026-01-21 | M | D | 10.19 | $0.00 | 0 | D | — · — to — | 10.19 Common Stock | (F2) Settlement of the Phantom Shares is in Common Stock (F1) Pursuant to the Reporting Person's election to participate in the Iron Mountain Incorporated Directors Deferred Compensation Plan (the "Plan"), the shares of phantom stock (the "Phantom Shares") will become payable in shares of Iron Mountain Incorporated common stock ("Common Stock") on various dates selected by the Reporting Person or as otherwise provided in the Plan. Each Phantom Share is the economic equivalent of one share of Common Stock. |