---
schema_version: "secwatch.filing_event.v1"
accession: "0001464521-26-000129"
form_type: "8-K"
ticker: "HTFL"
cik: "0001464521"
company_name: "Heartflow, Inc."
filed_at: "2026-08-13T20:02:24+00:00"
generated_at: "2026-08-13T20:03:06.478185+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Heartflow Q2 revenue up 48% to $64.1M; raises FY2026 guidance to $246-250M

## Summary
- Total revenue $64.1M, up 48% YoY; U.S. revenue $59.6M (+51%), international $4.5M (+12%).
- FY2026 revenue guidance raised to $246-250M (~40-42% growth) from prior $228-232M.
- Gross margin 83.0% (non-GAAP 83.3%), up from 75.5% YoY on AI-driven productivity gains.
- Net loss $15.7M ($0.18/share) vs $9.2M ($1.46/share) prior year; non-GAAP net loss $5.8M ($0.07/share).
- Adjusted EBITDA loss narrowed to $6.7M from $10.1M; cash and investments totaled $246.8M.

## SEC filing metadata
- accession: 0001464521-26-000129
- form_type: 8-K
- ticker: HTFL
- cik: 0001464521
- company_name: Heartflow, Inc.
- filed_at: 2026-08-13T20:02:24+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1464521/000146452126000129/0001464521-26-000129-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1464521/000146452126000129/htfl-20260813x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001464521-26-000129
- JSON: https://secwatch.observer/filing/0001464521-26-000129.json
- Plain text: https://secwatch.observer/filing/0001464521-26-000129.txt

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