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Side-by-side financial comparison of AtriCure, Inc. (ATRC) and PROASSURANCE CORP (PRA). Click either name above to swap in a different company.

PROASSURANCE CORP is the larger business by last-quarter revenue ($269.6M vs $140.5M, roughly 1.9× AtriCure, Inc.). On growth, AtriCure, Inc. posted the faster year-over-year revenue change (13.1% vs -7.1%). Over the past eight quarters, AtriCure, Inc.'s revenue compounded faster (13.6% CAGR vs -2.7%).

AtriCure, Inc. is a global medical device company specializing in the research, development, and manufacturing of innovative surgical tools and therapeutic solutions for treating atrial fibrillation and associated cardiac conditions. Its core customers include hospitals, cardiac surgery centers, and healthcare providers across North America, Europe, and the Asia Pacific region, with products designed to support safer, more effective minimally invasive cardiac procedures.

ProAssurance Corporation, headquartered in Birmingham, Alabama, is a property and casualty company that sells professional liability insurance to doctors. The company was founded in 1976 as Mutual Assurance and was later renamed to Medical Assurance in 1997. The name "ProAssurance" was created in 2001 when Medical Assurance merged with Professionals Group. The company is currently the fourth largest medical professional liability insurance writer and has over $6 billion in assets.

ATRC vs PRA — Head-to-Head

Bigger by revenue
PRA
PRA
1.9× larger
PRA
$269.6M
$140.5M
ATRC
Growing faster (revenue YoY)
ATRC
ATRC
+20.1% gap
ATRC
13.1%
-7.1%
PRA
Faster 2-yr revenue CAGR
ATRC
ATRC
Annualised
ATRC
13.6%
-2.7%
PRA

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATRC
ATRC
PRA
PRA
Revenue
$140.5M
$269.6M
Net Profit
$33.4M
Gross Margin
75.0%
Operating Margin
1.8%
17.3%
Net Margin
12.4%
Revenue YoY
13.1%
-7.1%
Net Profit YoY
106.4%
EPS (diluted)
$0.04
$0.65

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
ATRC
ATRC
PRA
PRA
Q4 25
$140.5M
$269.6M
Q3 25
$134.3M
$279.6M
Q2 25
$136.1M
$276.8M
Q1 25
$123.6M
$272.1M
Q4 24
$124.3M
$290.1M
Q3 24
$115.9M
$285.3M
Q2 24
$116.3M
$290.4M
Q1 24
$108.9M
$284.7M
Net Profit
ATRC
ATRC
PRA
PRA
Q4 25
$33.4M
Q3 25
$-267.0K
$1.4M
Q2 25
$-6.2M
$21.9M
Q1 25
$-6.7M
$-5.8M
Q4 24
$16.2M
Q3 24
$-7.9M
$16.4M
Q2 24
$-8.0M
$15.5M
Q1 24
$-13.3M
$4.6M
Gross Margin
ATRC
ATRC
PRA
PRA
Q4 25
75.0%
Q3 25
75.5%
Q2 25
74.5%
Q1 25
74.9%
Q4 24
74.5%
Q3 24
74.9%
Q2 24
74.7%
Q1 24
74.7%
Operating Margin
ATRC
ATRC
PRA
PRA
Q4 25
1.8%
17.3%
Q3 25
0.2%
1.6%
Q2 25
-4.5%
9.9%
Q1 25
-4.8%
-2.3%
Q4 24
-11.7%
6.5%
Q3 24
-6.4%
7.4%
Q2 24
-6.2%
6.2%
Q1 24
-10.0%
1.9%
Net Margin
ATRC
ATRC
PRA
PRA
Q4 25
12.4%
Q3 25
-0.2%
0.5%
Q2 25
-4.5%
7.9%
Q1 25
-5.5%
-2.1%
Q4 24
5.6%
Q3 24
-6.8%
5.8%
Q2 24
-6.9%
5.3%
Q1 24
-12.2%
1.6%
EPS (diluted)
ATRC
ATRC
PRA
PRA
Q4 25
$0.04
$0.65
Q3 25
$-0.01
$0.03
Q2 25
$-0.13
$0.42
Q1 25
$-0.14
$-0.11
Q4 24
$-0.33
$0.32
Q3 24
$-0.17
$0.32
Q2 24
$-0.17
$0.30
Q1 24
$-0.28
$0.09

Balance Sheet & Financial Strength

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

Metric
ATRC
ATRC
PRA
PRA
Cash + ST InvestmentsLiquidity on hand
$167.4M
$36.5M
Total DebtLower is stronger
$420.4M
Stockholders' EquityBook value
$491.9M
$1.3B
Total Assets
$654.2M
$5.4B
Debt / EquityLower = less leverage
0.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRC
ATRC
PRA
PRA
Q4 25
$167.4M
$36.5M
Q3 25
$147.9M
$54.5M
Q2 25
$117.8M
$41.6M
Q1 25
$99.9M
$43.5M
Q4 24
$122.7M
$54.9M
Q3 24
$130.3M
$45.3M
Q2 24
$114.0M
$36.9M
Q1 24
$106.0M
$65.4M
Total Debt
ATRC
ATRC
PRA
PRA
Q4 25
$420.4M
Q3 25
$61.9M
$421.5M
Q2 25
$61.9M
$422.6M
Q1 25
$61.9M
$423.7M
Q4 24
$424.9M
Q3 24
$61.9M
$425.9M
Q2 24
$61.9M
$426.9M
Q1 24
$61.9M
$427.8M
Stockholders' Equity
ATRC
ATRC
PRA
PRA
Q4 25
$491.9M
$1.3B
Q3 25
$476.5M
$1.3B
Q2 25
$464.5M
$1.3B
Q1 25
$454.6M
$1.2B
Q4 24
$461.0M
$1.2B
Q3 24
$465.0M
$1.2B
Q2 24
$462.1M
$1.1B
Q1 24
$456.3M
$1.1B
Total Assets
ATRC
ATRC
PRA
PRA
Q4 25
$654.2M
$5.4B
Q3 25
$635.4M
$5.6B
Q2 25
$608.8M
$5.5B
Q1 25
$591.6M
$5.5B
Q4 24
$609.3M
$5.6B
Q3 24
$615.1M
$5.7B
Q2 24
$597.3M
$5.6B
Q1 24
$591.6M
$5.7B
Debt / Equity
ATRC
ATRC
PRA
PRA
Q4 25
0.31×
Q3 25
0.13×
0.32×
Q2 25
0.13×
0.33×
Q1 25
0.14×
0.34×
Q4 24
0.35×
Q3 24
0.13×
0.35×
Q2 24
0.13×
0.38×
Q1 24
0.14×
0.38×

Cash Flow & Capital Efficiency

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

Metric
ATRC
ATRC
PRA
PRA
Operating Cash FlowLast quarter
$20.0M
$-25.6M
Free Cash FlowOCF − Capex
$18.4M
FCF MarginFCF / Revenue
13.1%
Capex IntensityCapex / Revenue
1.1%
Cash ConversionOCF / Net Profit
-0.77×
TTM Free Cash FlowTrailing 4 quarters
$48.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRC
ATRC
PRA
PRA
Q4 25
$20.0M
$-25.6M
Q3 25
$26.7M
$27.2M
Q2 25
$21.6M
$-28.1M
Q1 25
$-11.0M
$-11.6M
Q4 24
$5.8M
$-10.7M
Q3 24
$20.0M
$14.0M
Q2 24
$7.4M
$-12.8M
Q1 24
$-21.0M
$-11.6M
Free Cash Flow
ATRC
ATRC
PRA
PRA
Q4 25
$18.4M
Q3 25
$24.1M
Q2 25
$19.0M
Q1 25
$-13.2M
Q4 24
$3.1M
Q3 24
$16.4M
Q2 24
$5.0M
Q1 24
$-23.8M
FCF Margin
ATRC
ATRC
PRA
PRA
Q4 25
13.1%
Q3 25
18.0%
Q2 25
13.9%
Q1 25
-10.7%
Q4 24
2.5%
Q3 24
14.1%
Q2 24
4.3%
Q1 24
-21.9%
Capex Intensity
ATRC
ATRC
PRA
PRA
Q4 25
1.1%
Q3 25
1.9%
Q2 25
2.0%
Q1 25
1.8%
Q4 24
2.2%
Q3 24
3.1%
Q2 24
2.1%
Q1 24
2.5%
Cash Conversion
ATRC
ATRC
PRA
PRA
Q4 25
-0.77×
Q3 25
18.81×
Q2 25
-1.28×
Q1 25
Q4 24
-0.66×
Q3 24
0.85×
Q2 24
-0.83×
Q1 24
-2.52×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ATRC
ATRC

Appendage Management$45.5M32%
Openheart$38.5M27%
Other$26.2M19%
Pain Management$22.6M16%
Minimally Invasive$7.7M6%

PRA
PRA

Workers Compensation Insurance Segment$164.4M61%
Other$59.6M22%
Segregated Portfolio Cell Reinsurance$45.7M17%

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