---
schema_version: "secwatch.filing_event.v1"
accession: "0001323885-23-000045"
form_type: "8-K"
ticker: "ATRC"
cik: "0001323885"
company_name: "AtriCure, Inc."
filed_at: "2023-05-02T23:59:59+00:00"
generated_at: "2026-06-16T02:56:35.540180+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# AtriCure Q1 revenue $93.5M (+25.4% YoY), net loss narrows to $6.5M, positive adj. EBITDA $1.9M

## Summary
- Revenue $93.5M (+25.4% YoY); US $78.2M (+25.6%), Intl $15.3M (+24.4%).
- Net loss $6.5M improved $8.7M YoY; diluted EPS loss $0.14 vs $0.33.
- Adjusted EBITDA positive $1.9M vs negative $4.2M in prior year.
- FY 2023 revenue guidance $385-392M (17-19% growth); adj. EBITDA ~$2M; adj. EPS loss $1.10-$1.15.
- Gross margin 74.5% flat YoY; operating loss $5.8M improved from $14.2M.

## SEC filing metadata
- accession: 0001323885-23-000045
- form_type: 8-K
- ticker: ATRC
- cik: 0001323885
- company_name: AtriCure, Inc.
- filed_at: 2023-05-02T23:59:59+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/1323885/000132388523000045/0001323885-23-000045-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1323885/000132388523000045/atrc-20230502.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001323885-23-000045
- JSON: https://secwatch.observer/filing/0001323885-23-000045.json
- Plain text: https://secwatch.observer/filing/0001323885-23-000045.txt

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