---
schema_version: "secwatch.filing_event.v1"
accession: "0001464521-26-000040"
form_type: "8-K"
ticker: "HTFL"
cik: "0001464521"
company_name: "Heartflow, Inc."
filed_at: "2026-03-18T23:59:59+00:00"
generated_at: "2026-05-15T09:50:53.704107+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Heartflow Q4 revenue $49.1M (+40% YoY); FY2025 revenue $176M; guides FY2026 revenue $218-222M

## Summary
- Q4 revenue $49.1M (+40% YoY); gross margin 79.5%; net loss $24.4M ($0.29/share).
- Full year 2025 revenue $176M (+40% YoY); net loss $116.8M ($3.17/share).
- FY2026 guidance: revenue $218M-$222M (24%-26% growth); non-GAAP gross margin 80-81%.
- U.S. installed base 1,465 accounts; Plaque installed base 489; Aetna coverage brings Plaque covered lives to ~75%.
- Warrants fully net exercised; no future noncash warrant revaluation charges; cash $280.2M.

## SEC filing metadata
- accession: 0001464521-26-000040
- form_type: 8-K
- ticker: HTFL
- cik: 0001464521
- company_name: Heartflow, Inc.
- filed_at: 2026-03-18T23:59:59+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/1464521/000146452126000040/0001464521-26-000040-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1464521/000146452126000040/htfl-20260318x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001464521-26-000040
- JSON: https://secwatch.observer/filing/0001464521-26-000040.json
- Plain text: https://secwatch.observer/filing/0001464521-26-000040.txt

## Key facts
- Earnings Releases
  Heartflow, Inc. reported the quarter and full year ended December 31, 2025 results: revenue $49.1 million, net income $(0.29) net loss per share.
  - Period: the quarter and full year ended December 31, 2025
  - Revenue: $49.1 million
  - Net income: $(0.29) net loss per share
  - Result: reported results
  source text: artery disease (CAD), today reported financial results for the fourth quarter and full year ended Dec ember 3 1 , 2025.  Fourth Quarter 2025 Highlights " Total revenue of $49.1 million, a 40% increase year-over-year " Gross margin of 79.5%, non-GAAP gross margin of 79.9% " Net operating loss of $17. 8 million, non-GAAP net operating loss of $12.5 million " U.S.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1464521/000146452126000040/0001464521-26-000040-index.htm

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