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Side-by-side financial comparison of Heartflow, Inc. (HTFL) and SIFCO INDUSTRIES INC (SIF). Click either name above to swap in a different company.

Heartflow, Inc. is the larger business by last-quarter revenue ($46.3M vs $24.0M, roughly 1.9× SIFCO INDUSTRIES INC). SIFCO INDUSTRIES INC runs the higher net margin — 7.5% vs -109.9%, a 117.4% gap on every dollar of revenue. SIFCO INDUSTRIES INC produced more free cash flow last quarter ($8.0M vs $-4.2M).

HeartFlow, Inc. develops non-invasive cardiovascular diagnostic solutions for global healthcare providers. Its core product uses CT scan data to build 3D coronary artery models, assess blood flow to detect blockages, and support clinicians in making personalized heart disease treatment decisions without invasive procedures.

SIFCO Industries, Inc. (SIFCO), is a global metal component manufacturer based in Cleveland, Ohio.

HTFL vs SIF — Head-to-Head

Bigger by revenue
HTFL
HTFL
1.9× larger
HTFL
$46.3M
$24.0M
SIF
Higher net margin
SIF
SIF
117.4% more per $
SIF
7.5%
-109.9%
HTFL
More free cash flow
SIF
SIF
$12.2M more FCF
SIF
$8.0M
$-4.2M
HTFL

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
HTFL
HTFL
SIF
SIF
Revenue
$46.3M
$24.0M
Net Profit
$-50.9M
$1.8M
Gross Margin
76.5%
21.6%
Operating Margin
-32.6%
10.7%
Net Margin
-109.9%
7.5%
Revenue YoY
14.8%
Net Profit YoY
177.3%
EPS (diluted)
$-1.04
$0.29

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
HTFL
HTFL
SIF
SIF
Q4 25
$24.0M
Q3 25
$46.3M
$22.8M
Q2 25
$43.4M
$22.1M
Q1 25
$19.0M
Q4 24
$20.9M
Q3 24
$21.7M
Q2 24
$22.0M
Q1 24
$20.5M
Net Profit
HTFL
HTFL
SIF
SIF
Q4 25
$1.8M
Q3 25
$-50.9M
$-429.0K
Q2 25
$-9.2M
$3.4M
Q1 25
$-1.4M
Q4 24
$-2.3M
Q3 24
$-443.0K
Q2 24
$72.0K
Q1 24
$-1.6M
Gross Margin
HTFL
HTFL
SIF
SIF
Q4 25
21.6%
Q3 25
76.5%
9.6%
Q2 25
75.5%
26.7%
Q1 25
8.3%
Q4 24
4.4%
Q3 24
10.7%
Q2 24
12.3%
Q1 24
7.3%
Operating Margin
HTFL
HTFL
SIF
SIF
Q4 25
10.7%
Q3 25
-32.6%
-1.7%
Q2 25
-31.6%
14.8%
Q1 25
-4.1%
Q4 24
-9.2%
Q3 24
-1.5%
Q2 24
0.7%
Q1 24
-6.5%
Net Margin
HTFL
HTFL
SIF
SIF
Q4 25
7.5%
Q3 25
-109.9%
-1.9%
Q2 25
-21.2%
15.4%
Q1 25
-7.3%
Q4 24
-11.1%
Q3 24
-2.0%
Q2 24
0.3%
Q1 24
-7.8%
EPS (diluted)
HTFL
HTFL
SIF
SIF
Q4 25
$0.29
Q3 25
$-1.04
$-0.07
Q2 25
$-1.46
$0.56
Q1 25
$-0.23
Q4 24
$-0.38
Q3 24
$-0.07
Q2 24
$0.01
Q1 24
$-0.27

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
HTFL
HTFL
SIF
SIF
Cash + ST InvestmentsLiquidity on hand
$291.2M
$1.1M
Total DebtLower is stronger
$39.0K
Stockholders' EquityBook value
$254.6M
$38.7M
Total Assets
$364.4M
$74.9M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HTFL
HTFL
SIF
SIF
Q4 25
$1.1M
Q3 25
$291.2M
$491.0K
Q2 25
$80.2M
$2.0M
Q1 25
$1.9M
Q4 24
$3.1M
Q3 24
$1.7M
Q2 24
$3.4M
Q1 24
$2.5M
Total Debt
HTFL
HTFL
SIF
SIF
Q4 25
$39.0K
Q3 25
$51.0K
Q2 25
Q1 25
Q4 24
Q3 24
$0
Q2 24
$3.6M
Q1 24
$4.1M
Stockholders' Equity
HTFL
HTFL
SIF
SIF
Q4 25
$38.7M
Q3 25
$254.6M
$36.9M
Q2 25
$-894.8M
$35.8M
Q1 25
$32.4M
Q4 24
$33.7M
Q3 24
$30.4M
Q2 24
$29.8M
Q1 24
$29.7M
Total Assets
HTFL
HTFL
SIF
SIF
Q4 25
$74.9M
Q3 25
$364.4M
$73.4M
Q2 25
$159.4M
$77.3M
Q1 25
$78.8M
Q4 24
$81.0M
Q3 24
$104.6M
Q2 24
$106.3M
Q1 24
$104.2M
Debt / Equity
HTFL
HTFL
SIF
SIF
Q4 25
0.00×
Q3 25
0.00×
Q2 25
Q1 25
Q4 24
Q3 24
0.00×
Q2 24
0.12×
Q1 24
0.14×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
HTFL
HTFL
SIF
SIF
Operating Cash FlowLast quarter
$-3.0M
$8.1M
Free Cash FlowOCF − Capex
$-4.2M
$8.0M
FCF MarginFCF / Revenue
-9.1%
33.3%
Capex IntensityCapex / Revenue
2.7%
0.4%
Cash ConversionOCF / Net Profit
4.51×
TTM Free Cash FlowTrailing 4 quarters
$11.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HTFL
HTFL
SIF
SIF
Q4 25
$8.1M
Q3 25
$-3.0M
$726.0K
Q2 25
$-40.5M
$371.0K
Q1 25
$2.8M
Q4 24
$-3.8M
Q3 24
$857.0K
Q2 24
$382.0K
Q1 24
$-3.2M
Free Cash Flow
HTFL
HTFL
SIF
SIF
Q4 25
$8.0M
Q3 25
$-4.2M
$566.0K
Q2 25
$-42.4M
$310.0K
Q1 25
$2.7M
Q4 24
$-3.9M
Q3 24
$580.0K
Q2 24
$-175.0K
Q1 24
$-3.9M
FCF Margin
HTFL
HTFL
SIF
SIF
Q4 25
33.3%
Q3 25
-9.1%
2.5%
Q2 25
-97.6%
1.4%
Q1 25
14.1%
Q4 24
-18.8%
Q3 24
2.7%
Q2 24
-0.8%
Q1 24
-18.9%
Capex Intensity
HTFL
HTFL
SIF
SIF
Q4 25
0.4%
Q3 25
2.7%
0.7%
Q2 25
4.4%
0.3%
Q1 25
0.8%
Q4 24
0.5%
Q3 24
1.3%
Q2 24
2.5%
Q1 24
3.3%
Cash Conversion
HTFL
HTFL
SIF
SIF
Q4 25
4.51×
Q3 25
Q2 25
0.11×
Q1 25
Q4 24
Q3 24
Q2 24
5.31×
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

HTFL
HTFL

Segment breakdown not available.

SIF
SIF

Fixed Wing Aircraft Revenue$10.5M44%
Commercial Revenue$8.7M36%
Commercial Product And Other Revenue$2.8M12%
Commercial Space$1.1M5%
Other$840.0K4%

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