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HeartFlow (HTFL) Q2 FY26 earnings call: guidance and Q&A

Earnings call· Jun 2026 (Q2 FY26)· Health Care· Aug 13, 2026

Source: earnings call transcript

Executive summary

HeartFlow Q2 FY26 — Strong Revenue Growth Driven by Plaque and FFRCT Momentum, Full-Year Outlook Raised

HeartFlow delivered an outstanding second quarter, with accelerating revenue growth driven by strong performance in both its Plaque and FFRCT offerings. The company raised its full-year revenue and gross margin guidance, reflecting confidence in its commercial momentum, innovation pipeline, and expanding market opportunities, particularly in the high-risk asymptomatic segment. Management remains focused on achieving cash flow profitability by mid-2028, supported by operating leverage and AI-enabled efficiencies.

Highlights

5
  • Total revenue grew 48% year-over-year to $64.1 million, exceeding expectations.

  • U.S. revenue increased 51% year-over-year to $59.6 million, with Plaque revenue at $7.8 million.

  • Full-year revenue guidance raised to $246 million to $250 million, representing 40% to 42% year-over-year growth.

  • Non-GAAP gross margin expanded to 83.3% in Q2 FY26, up from 75.6% in Q2 FY25, and full-year guidance raised to approximately 82%.

  • Non-GAAP net loss reduced by approximately two-thirds to $5.8 million, or $0.07 per share, compared to $17.6 million in Q2 FY25.

Concerns

2
  • Patent litigation

  • CID (Civil Investigative Demand)

Guidance & targets

CategoryTargetConfidence
Total Revenue
$246 million to $250 million
high materiality
High
Total Revenue Growth
40% to 42% year-over-year growth
high materiality
High
Plaque Revenue
$29 million to $31 million
medium materiality
High
Plaque-activated accounts
approximately 1,250
medium materiality
High
Non-GAAP Gross Margin
approximately 82%
high materiality
High
Non-GAAP Gross Margin
85%
high materiality
High
Cash Flow Profitability
by mid-2028
high materiality
High
Non-GAAP Operating Expenses as % of Revenue
decline year-over-year
medium materiality
High

Segment performance

SegmentRevenueYoYQoQMargin
U.S.
U.S. revenue grew 51% year-over-year, including $7.8 million of Plaque revenue.
$59.6 million51%——
U.S. and Other
U.S. and other revenue increased to $4.5 million.
$4.5 million———

Product announcements

ProductTypeDetails
HeartFlow Plaque Staginglaunch
PCI Navigatorupdate
HeartFlow Plaque Trackerroadmap
Autonomous Processing Initiativeroadmap

Deals & partnerships

NIH Exclusive plaque provider for PREEMPT study

HeartFlow was selected as the exclusive plaque provider for the NIH-funded 1,500-patient PREEMPT study, evaluating coronary disease measurement for prevention in younger asymptomatic patients. This reflects confidence in HeartFlow's Plaque technology's accuracy and reproducibility.

Risks & headwinds

Patent litigation Multi-year

Multi-year path

Mitigation:Confident in claims and legal position, focusing on running the business.

CID (Civil Investigative Demand) Multi-year

Play out over years, not months

Mitigation:Fully cooperating, not a distraction, focusing on running the business.

What to watch in Q3 FY26

Plaque-activated accounts

Next quarter (Q3 FY26)
Current Ahead of plan
Target Continued progress towards ~1,250 by year-end

Why it matters

Indicates continued commercial momentum and adoption of the key growth driver.

We're also raising our full-year guidance for Plaque-activated accounts to approximately 1,250.

Find out whether HTFL delivers this. Inve re-checks your case every morning.

Q&A highlights

What are the key factors driving the strong adoption of Plaque and how is HeartFlow differentiating itself from competitors?

Plaque launch is going very well with significant momentum. New account activations are ahead of plan, physician adoption metrics are strong, and utilization is ramping above initial expectations as physicians broaden its use. HeartFlow is winning due to market-leading accuracy and reproducibility, validated in peer-reviewed studies, and customers are increasingly choosing HeartFlow.

“So far this year, Q1 was a good first start, initial start, but coming out of Q2, these trends give me really higher confidence.”

asked by Robert Marcus · answered by John Farquhar

2 min read 6 chapters

Detailed narrative

Plaque Performance and Adoption

HeartFlow's Plaque offering demonstrated strong performance, with accelerating activations and utilization ahead of expectations. The company is on track to reach approximately 1,250 Plaque-activated accounts by year-end, a significant acceleration compared to FFRCT's historical adoption. Physician utilization trends are very strong, indicating broader application of Plaque analysis as clinical experience deepens.

Market leadership is attributed to accuracy and reproducibility, validated in peer-reviewed studies and underscored by ACC's scientific statement on quantitative plaque analysis.

FFRCT Durability and Utilization

FFRCT performance also exceeded expectations in Q2, with durable utilization across existing accounts. The record cohort of 340 accounts added in 2025 continues to ramp as anticipated, and early utilization trends from the 2026 new account cohort are encouraging. FFRCT's differentiation lies in its accuracy, lesion-specific values, and prospective validation, which are reinforced by updated expert consensus guidelines from SCCT and ACC.

Innovation Pipeline Progress

HeartFlow continues to invest in R&D, launching Plaque Staging at SCCT in July. This tool translates personalized disease burden into four clinically distinct stages, validated in over 23,000 patients, and is expected to drive further Plaque adoption. PCI Navigator, launched earlier in the year, is gaining strong traction and is on track for a broader rollout in 2027, providing interventional cardiologists with enhanced pre-procedural planning capabilities and strengthening HeartFlow's position in new accounts.

Clinical Evidence Expansion

The company presented eight new data sets at SCCT's annual meeting, spanning over 36,000 patients, further validating the accuracy, reproducibility, and clinical utility of HeartFlow Plaque analysis. Key findings included minimal variability in repeat scans for Plaque analysis and its ability to reclassify half of patients with a calcium score of 0 into a higher risk category by identifying non-calcified plaque, offering a more precise assessment of disease burden.

Asymptomatic Market Expansion Strategy

HeartFlow is targeting the asymptomatic market, which represents a significant unmet need and an estimated $6 billion expansion to its U.S. TAM, bringing the total to approximately $11 billion. The strategy involves initiating three RCTs over the next three quarters, focusing on high-risk asymptomatic populations: patients with coronary artery calcium ($3B TAM), prior MI or PCI ($1B TAM), and prior plaque ($2B TAM).

These trials aim to prove that Plaque analysis can improve outcomes by optimizing medical therapy and tracking disease progression, with the goal of accessing these TAMs with reimbursed technology before 2030.

Operating Leverage and AI Efficiencies

The company demonstrated significant operating leverage in Q2, with a 600 basis point improvement in operating expenses as a percentage of revenue. Non-GAAP operating loss was nearly halved year-over-year. AI efficiencies, volume leverage, and a higher mix of high-margin Plaque revenue are driving gross margin expansion.

The autonomous processing initiative, aimed at reducing human touch in analysis, is progressing well and is on track for a broader rollout in 2027, underpinning the mid-term gross margin target of 85%.

Summary of the company's earnings call; see how call summaries are prepared. Not investment advice.