---
schema_version: "secwatch.filing_event.v1"
accession: "0001020569-26-000036"
form_type: "8-K"
ticker: "IRM"
cik: "0001020569"
company_name: "IRON MOUNTAIN INC"
filed_at: "2026-04-30T23:59:59+00:00"
generated_at: "2026-05-15T00:30:11.019614+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Iron Mountain Q1 record revenue $1.94B, net income $149M, raises FY2026 guidance

## Summary
- Q1 total revenue $1.936B, +21.6% reported / +18.6% constant currency YoY.
- Net income $149M (vs $16M a year ago); Adjusted EBITDA $708M (+22%); AFFO $426M ($1.43/share, +22%).
- Raised FY2026 guidance: revenue $7,825-$7,925M (prev. $7,625-$7,775M); Adj. EBITDA $2,925-$2,965M.
- Growth businesses (data center, digital, ALM) grew >50% YoY; data center leased 32MW through April.
- Quarterly dividend of $0.864/share declared, payable July 3, 2026 to holders of record June 15, 2026.

## SEC filing metadata
- accession: 0001020569-26-000036
- form_type: 8-K
- ticker: IRM
- cik: 0001020569
- company_name: IRON MOUNTAIN INC
- filed_at: 2026-04-30T23:59:59+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/1020569/000102056926000036/0001020569-26-000036-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1020569/000102056926000036/irm-20260430.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001020569-26-000036
- JSON: https://secwatch.observer/filing/0001020569-26-000036.json
- Plain text: https://secwatch.observer/filing/0001020569-26-000036.txt

## Key facts
- Earnings Releases
  IRON MOUNTAIN INC reported first quarter of 2026 results: revenue $1.9 billion, net income $149 million, EPS $0.48. Guidance raised.
  - Period: first quarter of 2026
  - Revenue: $1.9 billion
  - Net income: $149 million
  - EPS: $0.48
  - Guidance: raised
  - Result: reported results
  source text: FOR IMMEDIATE RELEASE Iron Mountain Reports First Quarter 2026 Results • Delivers record quarterly results across all key performance metrics • Achieves quarterly revenue of $1.9 billion, an increase of 21.6% on a reported basis and an increase of 18.6% excluding the effects of foreign exchange • Organic revenue growth of 17.2% year over year in the first quarter
  evidence_url: https://www.sec.gov/Archives/edgar/data/1020569/000102056926000036/0001020569-26-000036-index.htm

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