Stable plan record
THE IRON MOUNTAIN COMPANIES 401(K) PLAN
Sponsored by IRON MOUNTAIN INCORPORATED · EIN/PN 232588479-001
Selected filing history
These charts use the selected public filing for each year and keep unreported values blank.
2022
$1,837
2023
$2,036
2024
$2,743
2022
$193
2023
$67
2024
$75
2022
8,643
2023
9,146
2024
10,113
| Year | ACK_ID | Active participants | Employer contributions / active |
|---|---|---|---|
| 2024 | 20251010083034NAL0007809057001 | 10,113 | $2,743 |
| 2023 | 20241009084611NAL0010445011001 | 9,146 | $2,036 |
| 2022 | 20231006090015NAL0022882593001 | 8,643 | $1,837 |
Public filing identifier
The EIN and plan number are public filing identifiers. PlanScore does not expose unrelated personal data.