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Side-by-side financial comparison of Enact Holdings, Inc. (ACT) and iRhythm Holdings, Inc. (IRTC). Click either name above to swap in a different company.

Enact Holdings, Inc. is the larger business by last-quarter revenue ($312.7M vs $208.9M, roughly 1.5× iRhythm Holdings, Inc.). On growth, iRhythm Holdings, Inc. posted the faster year-over-year revenue change (27.1% vs 3.6%). Over the past eight quarters, iRhythm Holdings, Inc.'s revenue compounded faster (25.8% CAGR vs 3.6%).

Enact Holdings, Inc. is a leading U.S.-based private mortgage insurance provider. It delivers risk mitigation solutions to residential mortgage lenders, banks, and credit unions, enabling borrowers with smaller down payments to access affordable home financing, and supports sustainable homeownership for diverse consumer groups across the United States.

iRhythm Holdings is a digital healthcare company focused on cardiac care, developing and commercializing wearable ambulatory heart monitoring devices paired with AI-powered analytical tools. It primarily serves healthcare providers and patients across the United States, helping to detect undiagnosed arrhythmias such as atrial fibrillation through convenient long-term heart rhythm tracking that delivers actionable clinical insights.

ACT vs IRTC — Head-to-Head

Bigger by revenue
ACT
ACT
1.5× larger
ACT
$312.7M
$208.9M
IRTC
Growing faster (revenue YoY)
IRTC
IRTC
+23.5% gap
IRTC
27.1%
3.6%
ACT
Faster 2-yr revenue CAGR
IRTC
IRTC
Annualised
IRTC
25.8%
3.6%
ACT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ACT
ACT
IRTC
IRTC
Revenue
$312.7M
$208.9M
Net Profit
$5.6M
Gross Margin
70.9%
Operating Margin
71.3%
1.1%
Net Margin
2.7%
Revenue YoY
3.6%
27.1%
Net Profit YoY
518.5%
EPS (diluted)
$1.23
$0.18

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
ACT
ACT
IRTC
IRTC
Q4 25
$312.7M
$208.9M
Q3 25
$311.5M
$192.9M
Q2 25
$304.9M
$186.7M
Q1 25
$306.8M
$158.7M
Q4 24
$301.8M
$164.3M
Q3 24
$309.6M
$147.5M
Q2 24
$298.8M
$148.0M
Q1 24
$291.6M
$131.9M
Net Profit
ACT
ACT
IRTC
IRTC
Q4 25
$5.6M
Q3 25
$-5.2M
Q2 25
$-14.2M
Q1 25
$-30.7M
Q4 24
$-1.3M
Q3 24
$-46.2M
Q2 24
$-20.1M
Q1 24
$-45.7M
Gross Margin
ACT
ACT
IRTC
IRTC
Q4 25
70.9%
Q3 25
71.1%
Q2 25
71.2%
Q1 25
68.8%
Q4 24
70.0%
Q3 24
68.8%
Q2 24
69.9%
Q1 24
66.3%
Operating Margin
ACT
ACT
IRTC
IRTC
Q4 25
71.3%
1.1%
Q3 25
67.4%
-4.4%
Q2 25
70.4%
-10.0%
Q1 25
68.9%
-20.5%
Q4 24
68.9%
-2.5%
Q3 24
74.1%
-34.1%
Q2 24
78.6%
-15.5%
Q1 24
70.6%
-28.9%
Net Margin
ACT
ACT
IRTC
IRTC
Q4 25
2.7%
Q3 25
-2.7%
Q2 25
-7.6%
Q1 25
-19.3%
Q4 24
-0.8%
Q3 24
-31.3%
Q2 24
-13.6%
Q1 24
-34.6%
EPS (diluted)
ACT
ACT
IRTC
IRTC
Q4 25
$1.23
$0.18
Q3 25
$1.10
$-0.16
Q2 25
$1.11
$-0.44
Q1 25
$1.08
$-0.97
Q4 24
$1.05
$-0.03
Q3 24
$1.15
$-1.48
Q2 24
$1.16
$-0.65
Q1 24
$1.01
$-1.47

Balance Sheet & Financial Strength

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

Metric
ACT
ACT
IRTC
IRTC
Cash + ST InvestmentsLiquidity on hand
$582.5M
$583.8M
Total DebtLower is stronger
$744.5M
Stockholders' EquityBook value
$5.4B
$152.7M
Total Assets
$6.9B
$1.0B
Debt / EquityLower = less leverage
0.14×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACT
ACT
IRTC
IRTC
Q4 25
$582.5M
$583.8M
Q3 25
$545.6M
$565.2M
Q2 25
$616.0M
$545.5M
Q1 25
$639.0M
$520.6M
Q4 24
$602.8M
$535.6M
Q3 24
$674.9M
$522.0M
Q2 24
$711.3M
$561.5M
Q1 24
$624.3M
$569.1M
Total Debt
ACT
ACT
IRTC
IRTC
Q4 25
$744.5M
Q3 25
$744.1M
Q2 25
$743.8M
Q1 25
$743.4M
Q4 24
$743.0M
Q3 24
$742.7M
Q2 24
$742.4M
Q1 24
$746.1M
Stockholders' Equity
ACT
ACT
IRTC
IRTC
Q4 25
$5.4B
$152.7M
Q3 25
$5.3B
$121.9M
Q2 25
$5.2B
$103.7M
Q1 25
$5.1B
$86.7M
Q4 24
$5.0B
$90.9M
Q3 24
$5.0B
$71.8M
Q2 24
$4.8B
$99.2M
Q1 24
$4.7B
$90.3M
Total Assets
ACT
ACT
IRTC
IRTC
Q4 25
$6.9B
$1.0B
Q3 25
$6.9B
$995.2M
Q2 25
$6.8B
$964.0M
Q1 25
$6.7B
$926.1M
Q4 24
$6.5B
$931.4M
Q3 24
$6.6B
$909.7M
Q2 24
$6.3B
$919.2M
Q1 24
$6.3B
$909.8M
Debt / Equity
ACT
ACT
IRTC
IRTC
Q4 25
0.14×
Q3 25
0.14×
Q2 25
0.14×
Q1 25
0.15×
Q4 24
0.15×
Q3 24
0.15×
Q2 24
0.15×
Q1 24
0.16×

Cash Flow & Capital Efficiency

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

Metric
ACT
ACT
IRTC
IRTC
Operating Cash FlowLast quarter
$724.5M
$26.2M
Free Cash FlowOCF − Capex
$14.5M
FCF MarginFCF / Revenue
6.9%
Capex IntensityCapex / Revenue
5.6%
Cash ConversionOCF / Net Profit
4.70×
TTM Free Cash FlowTrailing 4 quarters
$34.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACT
ACT
IRTC
IRTC
Q4 25
$724.5M
$26.2M
Q3 25
$192.0M
$34.9M
Q2 25
$119.5M
$27.7M
Q1 25
$226.7M
$-7.9M
Q4 24
$686.3M
$19.2M
Q3 24
$188.1M
$24.3M
Q2 24
$144.7M
$11.8M
Q1 24
$187.3M
$-52.0M
Free Cash Flow
ACT
ACT
IRTC
IRTC
Q4 25
$14.5M
Q3 25
$20.1M
Q2 25
$17.3M
Q1 25
$-17.3M
Q4 24
$12.4M
Q3 24
$15.5M
Q2 24
$3.4M
Q1 24
$-61.8M
FCF Margin
ACT
ACT
IRTC
IRTC
Q4 25
6.9%
Q3 25
10.4%
Q2 25
9.3%
Q1 25
-10.9%
Q4 24
7.5%
Q3 24
10.5%
Q2 24
2.3%
Q1 24
-46.8%
Capex Intensity
ACT
ACT
IRTC
IRTC
Q4 25
5.6%
Q3 25
7.7%
Q2 25
5.6%
Q1 25
5.9%
Q4 24
4.2%
Q3 24
6.0%
Q2 24
5.7%
Q1 24
7.4%
Cash Conversion
ACT
ACT
IRTC
IRTC
Q4 25
4.70×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACT
ACT

Segment breakdown not available.

IRTC
IRTC

Commercial Payors$111.7M53%
Centers For Medicare And Medicaid$49.2M24%
Healthcare Institutions$34.3M16%
Non Contracted Third Party Payors$13.7M7%

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