---
schema_version: "secwatch.filing_event.v1"
accession: "0001388658-25-000194"
form_type: "8-K"
ticker: "IRTC"
cik: "0001388658"
company_name: "iRhythm Holdings, Inc."
filed_at: "2025-07-31T23:59:59+00:00"
generated_at: "2026-05-17T22:13:52.701934+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# iRhythm Q2 revenue up 26.1% to $186.7M; net loss narrows to $14.2M; raises FY 2025 guidance

## Summary
- Revenue $186.7M (+26.1% YoY); gross margin 71.2% (+130 bps).
- Net loss $14.2M ($0.44/sh) improved from $20.1M loss ($0.65/sh) in Q2 2024.
- Adjusted net loss $10.2M ($0.32/sh) improved from $18.8M loss ($0.61/sh) YoY.
- FY 2025 guidance raised: revenue $720M-$730M; adj. EBITDA margin 8.0%-8.5%.
- Unrestricted cash $545.5M; partnership with Lucem Health for AI-driven early disease detection.

## SEC filing metadata
- accession: 0001388658-25-000194
- form_type: 8-K
- ticker: IRTC
- cik: 0001388658
- company_name: iRhythm Holdings, Inc.
- filed_at: 2025-07-31T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1388658/000138865825000194/0001388658-25-000194-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1388658/000138865825000194/irtc-20250731.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001388658-25-000194
- JSON: https://secwatch.observer/filing/0001388658-25-000194.json
- Plain text: https://secwatch.observer/filing/0001388658-25-000194.txt

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