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

Enact Holdings, Inc. is the larger business by last-quarter revenue ($312.7M vs $269.1M, roughly 1.2× Inspire Medical Systems, Inc.). On growth, Inspire Medical Systems, Inc. posted the faster year-over-year revenue change (12.2% vs 3.6%). Over the past eight quarters, Inspire Medical Systems, Inc.'s revenue compounded faster (28.1% 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.

Inspire Medical Systems, Inc. is a medical technology firm that develops, manufactures and commercializes implantable neurostimulation solutions for obstructive sleep apnea. Its core product serves patients intolerant to CPAP therapy, with main markets across North America, Europe, and select Asia-Pacific regions, operating in sleep medicine and otolaryngology segments.

ACT vs INSP — Head-to-Head

Bigger by revenue
ACT
ACT
1.2× larger
ACT
$312.7M
$269.1M
INSP
Growing faster (revenue YoY)
INSP
INSP
+8.6% gap
INSP
12.2%
3.6%
ACT
Faster 2-yr revenue CAGR
INSP
INSP
Annualised
INSP
28.1%
3.6%
ACT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ACT
ACT
INSP
INSP
Revenue
$312.7M
$269.1M
Net Profit
$136.1M
Gross Margin
86.6%
Operating Margin
71.3%
17.1%
Net Margin
50.6%
Revenue YoY
3.6%
12.2%
Net Profit YoY
286.4%
EPS (diluted)
$1.23
$4.57

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
INSP
INSP
Q4 25
$312.7M
$269.1M
Q3 25
$311.5M
$224.5M
Q2 25
$304.9M
$217.1M
Q1 25
$306.8M
$201.3M
Q4 24
$301.8M
$239.7M
Q3 24
$309.6M
$203.2M
Q2 24
$298.8M
$195.9M
Q1 24
$291.6M
$164.0M
Net Profit
ACT
ACT
INSP
INSP
Q4 25
$136.1M
Q3 25
$9.9M
Q2 25
$-3.6M
Q1 25
$3.0M
Q4 24
$35.2M
Q3 24
$18.5M
Q2 24
$9.8M
Q1 24
$-10.0M
Gross Margin
ACT
ACT
INSP
INSP
Q4 25
86.6%
Q3 25
85.8%
Q2 25
84.0%
Q1 25
84.7%
Q4 24
85.0%
Q3 24
84.1%
Q2 24
84.8%
Q1 24
84.9%
Operating Margin
ACT
ACT
INSP
INSP
Q4 25
71.3%
17.1%
Q3 25
67.4%
4.3%
Q2 25
70.4%
-1.5%
Q1 25
68.9%
-0.7%
Q4 24
68.9%
13.3%
Q3 24
74.1%
7.0%
Q2 24
78.6%
2.6%
Q1 24
70.6%
-9.3%
Net Margin
ACT
ACT
INSP
INSP
Q4 25
50.6%
Q3 25
4.4%
Q2 25
-1.7%
Q1 25
1.5%
Q4 24
14.7%
Q3 24
9.1%
Q2 24
5.0%
Q1 24
-6.1%
EPS (diluted)
ACT
ACT
INSP
INSP
Q4 25
$1.23
$4.57
Q3 25
$1.10
$0.34
Q2 25
$1.11
$-0.12
Q1 25
$1.08
$0.10
Q4 24
$1.05
$1.17
Q3 24
$1.15
$0.60
Q2 24
$1.16
$0.32
Q1 24
$1.01
$-0.34

Balance Sheet & Financial Strength

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

Metric
ACT
ACT
INSP
INSP
Cash + ST InvestmentsLiquidity on hand
$582.5M
$308.3M
Total DebtLower is stronger
$744.5M
Stockholders' EquityBook value
$5.4B
$781.2M
Total Assets
$6.9B
$907.3M
Debt / EquityLower = less leverage
0.14×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACT
ACT
INSP
INSP
Q4 25
$582.5M
$308.3M
Q3 25
$545.6M
$322.6M
Q2 25
$616.0M
$300.9M
Q1 25
$639.0M
$369.2M
Q4 24
$602.8M
$445.5M
Q3 24
$674.9M
$411.0M
Q2 24
$711.3M
$439.7M
Q1 24
$624.3M
$441.4M
Total Debt
ACT
ACT
INSP
INSP
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
INSP
INSP
Q4 25
$5.4B
$781.2M
Q3 25
$5.3B
$666.5M
Q2 25
$5.2B
$677.8M
Q1 25
$5.1B
$635.7M
Q4 24
$5.0B
$689.7M
Q3 24
$5.0B
$696.6M
Q2 24
$4.8B
$638.1M
Q1 24
$4.7B
$589.0M
Total Assets
ACT
ACT
INSP
INSP
Q4 25
$6.9B
$907.3M
Q3 25
$6.9B
$807.7M
Q2 25
$6.8B
$802.2M
Q1 25
$6.7B
$730.8M
Q4 24
$6.5B
$808.4M
Q3 24
$6.6B
$796.2M
Q2 24
$6.3B
$728.4M
Q1 24
$6.3B
$685.8M
Debt / Equity
ACT
ACT
INSP
INSP
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
INSP
INSP
Operating Cash FlowLast quarter
$724.5M
$52.5M
Free Cash FlowOCF − Capex
$41.8M
FCF MarginFCF / Revenue
15.5%
Capex IntensityCapex / Revenue
4.0%
Cash ConversionOCF / Net Profit
0.39×
TTM Free Cash FlowTrailing 4 quarters
$78.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACT
ACT
INSP
INSP
Q4 25
$724.5M
$52.5M
Q3 25
$192.0M
$68.5M
Q2 25
$119.5M
$2.7M
Q1 25
$226.7M
$-6.7M
Q4 24
$686.3M
$69.2M
Q3 24
$188.1M
$52.3M
Q2 24
$144.7M
$-78.0K
Q1 24
$187.3M
$8.9M
Free Cash Flow
ACT
ACT
INSP
INSP
Q4 25
$41.8M
Q3 25
$58.1M
Q2 25
$-6.3M
Q1 25
$-15.1M
Q4 24
$62.2M
Q3 24
$44.3M
Q2 24
$-12.5M
Q1 24
$-2.8M
FCF Margin
ACT
ACT
INSP
INSP
Q4 25
15.5%
Q3 25
25.9%
Q2 25
-2.9%
Q1 25
-7.5%
Q4 24
25.9%
Q3 24
21.8%
Q2 24
-6.4%
Q1 24
-1.7%
Capex Intensity
ACT
ACT
INSP
INSP
Q4 25
4.0%
Q3 25
4.6%
Q2 25
4.1%
Q1 25
4.2%
Q4 24
2.9%
Q3 24
3.9%
Q2 24
6.3%
Q1 24
7.1%
Cash Conversion
ACT
ACT
INSP
INSP
Q4 25
0.39×
Q3 25
6.90×
Q2 25
Q1 25
-2.24×
Q4 24
1.96×
Q3 24
2.83×
Q2 24
-0.01×
Q1 24

Financial Flow Comparison

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

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