---
schema_version: "secwatch.filing_event.v1"
accession: "0001020569-24-000038"
form_type: "8-K"
ticker: "IRM"
cik: "0001020569"
company_name: "IRON MOUNTAIN INC"
filed_at: "2024-02-22T23:59:59+00:00"
generated_at: "2026-06-05T18:06:25.383580+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Iron Mountain Q4 record revenue $1.42B (+11% YoY); FY24 guidance 10-12% growth

## Summary
- Q4 revenue $1.42B (+11% YoY); FY23 revenue $5.48B (+7%); record quarterly and annual Adjusted EBITDA.
- Q4 net income $29M vs $126M YoY, reflecting higher restructuring costs and FX impacts.
- Adjusted EBITDA $525M (+11% YoY); AFFO (updated) $328M (+10%) with AFFO/share $1.11.
- FY24 guidance: revenue $6.0-6.15B (+11% at midpoint), AFFO $1.30-1.335B, AFFO/share $4.39-4.51.
- Data center leased 124 MW in 2023; acquisition of Regency Technologies closed in early January 2024.

## SEC filing metadata
- accession: 0001020569-24-000038
- form_type: 8-K
- ticker: IRM
- cik: 0001020569
- company_name: IRON MOUNTAIN INC
- filed_at: 2024-02-22T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1020569/000102056924000038/0001020569-24-000038-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1020569/000102056924000038/irm-20240222.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001020569-24-000038
- JSON: https://secwatch.observer/filing/0001020569-24-000038.json
- Plain text: https://secwatch.observer/filing/0001020569-24-000038.txt

## Key facts
- Earnings Releases
  IRON MOUNTAIN INC reported the quarter and year ended December 31, 2023 results: revenue $1,420 $1,279, net income $29 $126, EPS $0.10 $0.42. Guidance initiated.
  - Period: the quarter and year ended December 31, 2023
  - Revenue: $1,420 $1,279
  - Net income: $29 $126
  - EPS: $0.10 $0.42
  - Guidance: initiated
  - Result: reported results
  source text: Fx 12/31/23 12/31/22 Reported $ Constant Fx Storage Rental Revenue $871 $769 13% 12% $3,371 $3,034 11% 11% Service Revenue $549 $510 8% 7% $2,109 $2,070 2% 2% Total Revenue $1,420 $1,279 11% 10% $5,480 $5,104 7% 8% Net Income $29 $126 (77)% $187 $562 (67)% Reported EPS $0.10 $0.42 (76)% $0.63 $1.90 (67)% Adjusted EPS $0.52 $0.43 21% $1.82 $1.79 2% Adjusted
  evidence_url: https://www.sec.gov/Archives/edgar/data/1020569/000102056924000038/0001020569-24-000038-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.