---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-26-032638"
form_type: "8-K"
ticker: "IREN"
cik: "0001878848"
company_name: "IREN Ltd"
filed_at: "2026-08-13T11:46:14+00:00"
generated_at: "2026-08-13T11:50:05.266863+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# IREN delivers Horizon 1 to Microsoft, achieves NVIDIA Exemplar Cloud status

## Summary
- Horizon 1 delivered to and accepted by Microsoft; first of four 50MW AI Cloud deployments at Childress, TX.
- Part of five-year, $9.7B cloud services contract announced November 2025; Horizons 2-4 targeted later this year.
- Achieved NVIDIA Exemplar Cloud status on GB300 NVL72 after NVIDIA testing at Horizon 1.
- Targets 480MW gross AI Cloud capacity in 2026 and 1.2GW in 2027.
- Co-CEO Daniel Roberts cites vertically integrated model and 3,000+ site team for rapid delivery.

## SEC filing metadata
- accession: 0001140361-26-032638
- form_type: 8-K
- ticker: IREN
- cik: 0001878848
- company_name: IREN Ltd
- filed_at: 2026-08-13T11:46:14+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1878848/000114036126032638/0001140361-26-032638-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1878848/000114036126032638/ef20080141_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-26-032638
- JSON: https://secwatch.observer/filing/0001140361-26-032638.json
- Plain text: https://secwatch.observer/filing/0001140361-26-032638.txt

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