---
schema_version: "secwatch.filing_event.v1"
accession: "0001323885-26-000018"
form_type: "8-K"
ticker: "ATRC"
cik: "0001323885"
company_name: "AtriCure, Inc."
filed_at: "2026-05-05T23:59:59+00:00"
generated_at: "2026-05-14T23:16:24.148127+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# AtriCure Q1 2026 revenue $141.2M (+14.3%); net income $0.1M; adj. EBITDA $17.1M

## Summary
- Worldwide revenue $141.2M (+14.3% YoY); U.S. $116.2M (+14.9%), international $25.0M (+11.5%).
- Gross margin 77.4% (+246 bps); income from operations $0.5M vs loss of $6.0M in Q1 2025.
- Net income $0.1M; EPS breakeven at $0.00 (vs net loss $0.14 in Q1 2025).
- Adjusted EBITDA $17.1M, up 95% from $8.8M in Q1 2025.
- No GAAP-to-non-GAAP reconciling items; adjusted EPS also $0.00.

## SEC filing metadata
- accession: 0001323885-26-000018
- form_type: 8-K
- ticker: ATRC
- cik: 0001323885
- company_name: AtriCure, Inc.
- filed_at: 2026-05-05T23:59:59+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/1323885/000132388526000018/0001323885-26-000018-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1323885/000132388526000018/atrc-20260505.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001323885-26-000018
- JSON: https://secwatch.observer/filing/0001323885-26-000018.json
- Plain text: https://secwatch.observer/filing/0001323885-26-000018.txt

## Source-grounded claims
- claim_id: 20c72fba520546757dfe5471933bbb6bd57f9952
  claim: AtriCure, Inc. reported first quarter ended March 31, 2026 results: revenue $141.2 million, net income $0.1 million, EPS breakeven at $0.00.
  evidence_excerpt: or document. --- EX-99.1 (EX-99.1) --- For immediate release May 5, 2026 AtriCure Reports First Quarter 2026 Financial Results • First Quarter 2026 worldwide revenue of $141.2 million, an increase of 14.3% year over year • First Quarter 2026 profitability improved, with net income of $0.1 million and adjusted EBITDA of $17.1 million • U.S. revenue growth
  evidence_url: https://www.sec.gov/Archives/edgar/data/1323885/000132388526000018/0001323885-26-000018-index.htm

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