---
schema_version: "secwatch.filing_event.v1"
accession: "0001388658-23-000102"
form_type: "8-K"
ticker: "IRTC"
cik: "0001388658"
company_name: "iRhythm Holdings, Inc."
filed_at: "2023-08-03T23:59:59+00:00"
generated_at: "2026-06-12T07:38:38.956709+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# iRhythm Q2 revenue $124.1M (+21.6% YoY); narrows net loss; guides FY rev $485-490M

## Summary
- Revenue $124.1M, up 21.6% YoY; gross margin 69.5%, up 70 bps from 68.8%.
- Net loss $18.5M ($0.61/share) vs $23.9M ($0.80) YoY; adjusted net loss $13.1M ($0.43).
- Cash, equivalents, marketable securities $164.7M at June 30, 2023.
- FY2023 guidance: revenue $485-490M (18-19% growth); gross margin 69-70%; adj. EBITDA ~0-0.5%.
- Zio XT new account openings; Japan MHLW high medical needs designation; Shonin application filed.

## SEC filing metadata
- accession: 0001388658-23-000102
- form_type: 8-K
- ticker: IRTC
- cik: 0001388658
- company_name: iRhythm Holdings, Inc.
- filed_at: 2023-08-03T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1388658/000138865823000102/0001388658-23-000102-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1388658/000138865823000102/irtc-20230803.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001388658-23-000102
- JSON: https://secwatch.observer/filing/0001388658-23-000102.json
- Plain text: https://secwatch.observer/filing/0001388658-23-000102.txt

## Key facts
- Earnings Releases
  iRhythm Holdings, Inc. reported second quarter ended June 30, 2023 results: revenue $124.1 million, net income $18.5 million, EPS $0.61 per share. Guidance reaffirmed.
  - Period: second quarter ended June 30, 2023
  - Revenue: $124.1 million
  - Net income: $18.5 million
  - EPS: $0.61 per share
  - Guidance: reaffirmed
  - Result: reported results
  source text: Revenue for the second quarter of 2023 was $124.1 million, up 21.6% from $102.1 million during the same period in 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1388658/000138865823000102/0001388658-23-000102-index.htm

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