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

InterDigital, Inc. is the larger business by last-quarter revenue ($205.4M vs $140.5M, roughly 1.5× AtriCure, Inc.). On growth, AtriCure, Inc. posted the faster year-over-year revenue change (13.1% vs -2.4%). Over the past eight quarters, AtriCure, Inc.'s revenue compounded faster (13.6% CAGR vs -4.1%).

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.

InterDigital, Inc. is an American technology research and development company that provides wireless and video technologies for mobile devices, networks, and services worldwide. Founded in 1972, InterDigital is listed on the Nasdaq and is included in the S&P 600 index.

ATRC vs IDCC — Head-to-Head

Bigger by revenue
IDCC
IDCC
1.5× larger
IDCC
$205.4M
$140.5M
ATRC
Growing faster (revenue YoY)
ATRC
ATRC
+15.5% gap
ATRC
13.1%
-2.4%
IDCC
Faster 2-yr revenue CAGR
ATRC
ATRC
Annualised
ATRC
13.6%
-4.1%
IDCC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ATRC
ATRC
IDCC
IDCC
Revenue
$140.5M
$205.4M
Net Profit
$75.3M
Gross Margin
75.0%
Operating Margin
1.8%
40.0%
Net Margin
36.7%
Revenue YoY
13.1%
-2.4%
Net Profit YoY
-34.8%
EPS (diluted)
$0.04
$2.14

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
IDCC
IDCC
Q1 26
$205.4M
Q4 25
$140.5M
$158.2M
Q3 25
$134.3M
$164.7M
Q2 25
$136.1M
$300.6M
Q1 25
$123.6M
$210.5M
Q4 24
$124.3M
$252.8M
Q3 24
$115.9M
$128.7M
Q2 24
$116.3M
$223.5M
Net Profit
ATRC
ATRC
IDCC
IDCC
Q1 26
$75.3M
Q4 25
$43.0M
Q3 25
$-267.0K
$67.5M
Q2 25
$-6.2M
$180.6M
Q1 25
$-6.7M
$115.6M
Q4 24
$133.1M
Q3 24
$-7.9M
$34.2M
Q2 24
$-8.0M
$109.7M
Gross Margin
ATRC
ATRC
IDCC
IDCC
Q1 26
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%
Operating Margin
ATRC
ATRC
IDCC
IDCC
Q1 26
40.0%
Q4 25
1.8%
30.2%
Q3 25
0.2%
46.0%
Q2 25
-4.5%
68.3%
Q1 25
-4.8%
62.6%
Q4 24
-11.7%
64.3%
Q3 24
-6.4%
30.6%
Q2 24
-6.2%
59.9%
Net Margin
ATRC
ATRC
IDCC
IDCC
Q1 26
36.7%
Q4 25
27.2%
Q3 25
-0.2%
41.0%
Q2 25
-4.5%
60.1%
Q1 25
-5.5%
54.9%
Q4 24
52.7%
Q3 24
-6.8%
26.6%
Q2 24
-6.9%
49.1%
EPS (diluted)
ATRC
ATRC
IDCC
IDCC
Q1 26
$2.14
Q4 25
$0.04
$1.07
Q3 25
$-0.01
$1.93
Q2 25
$-0.13
$5.35
Q1 25
$-0.14
$3.45
Q4 24
$-0.33
$4.12
Q3 24
$-0.17
$1.14
Q2 24
$-0.17
$3.93

Balance Sheet & Financial Strength

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

Metric
ATRC
ATRC
IDCC
IDCC
Cash + ST InvestmentsLiquidity on hand
$167.4M
Total DebtLower is stronger
$377.8M
Stockholders' EquityBook value
$491.9M
$1.1B
Total Assets
$654.2M
$2.1B
Debt / EquityLower = less leverage
0.34×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRC
ATRC
IDCC
IDCC
Q1 26
Q4 25
$167.4M
$1.2B
Q3 25
$147.9M
$1.3B
Q2 25
$117.8M
$937.0M
Q1 25
$99.9M
$883.3M
Q4 24
$122.7M
$958.2M
Q3 24
$130.3M
$813.2M
Q2 24
$114.0M
$760.3M
Total Debt
ATRC
ATRC
IDCC
IDCC
Q1 26
$377.8M
Q4 25
$16.3M
Q3 25
$61.9M
$17.1M
Q2 25
$61.9M
$16.6M
Q1 25
$61.9M
$16.0M
Q4 24
$15.4M
Q3 24
$61.9M
$18.3M
Q2 24
$61.9M
$17.7M
Stockholders' Equity
ATRC
ATRC
IDCC
IDCC
Q1 26
$1.1B
Q4 25
$491.9M
$1.1B
Q3 25
$476.5M
$1.1B
Q2 25
$464.5M
$1.1B
Q1 25
$454.6M
$936.9M
Q4 24
$461.0M
$857.2M
Q3 24
$465.0M
$722.5M
Q2 24
$462.1M
$696.8M
Total Assets
ATRC
ATRC
IDCC
IDCC
Q1 26
$2.1B
Q4 25
$654.2M
$2.1B
Q3 25
$635.4M
$2.1B
Q2 25
$608.8M
$2.0B
Q1 25
$591.6M
$1.9B
Q4 24
$609.3M
$1.8B
Q3 24
$615.1M
$1.7B
Q2 24
$597.3M
$1.6B
Debt / Equity
ATRC
ATRC
IDCC
IDCC
Q1 26
0.34×
Q4 25
0.01×
Q3 25
0.13×
0.02×
Q2 25
0.13×
0.02×
Q1 25
0.14×
0.02×
Q4 24
0.02×
Q3 24
0.13×
0.03×
Q2 24
0.13×
0.03×

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
IDCC
IDCC
Operating Cash FlowLast quarter
$20.0M
Free Cash FlowOCF − Capex
$18.4M
FCF MarginFCF / Revenue
13.1%
Capex IntensityCapex / Revenue
1.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$48.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRC
ATRC
IDCC
IDCC
Q1 26
Q4 25
$20.0M
$544.5M
Q3 25
$26.7M
$395.9M
Q2 25
$21.6M
$105.1M
Q1 25
$-11.0M
$-20.0M
Q4 24
$5.8M
$271.5M
Q3 24
$20.0M
$77.6M
Q2 24
$7.4M
$-48.9M
Free Cash Flow
ATRC
ATRC
IDCC
IDCC
Q1 26
Q4 25
$18.4M
$528.6M
Q3 25
$24.1M
$395.3M
Q2 25
$19.0M
$104.5M
Q1 25
$-13.2M
$-34.5M
Q4 24
$3.1M
$265.7M
Q3 24
$16.4M
$76.7M
Q2 24
$5.0M
$-49.5M
FCF Margin
ATRC
ATRC
IDCC
IDCC
Q1 26
Q4 25
13.1%
334.0%
Q3 25
18.0%
240.1%
Q2 25
13.9%
34.8%
Q1 25
-10.7%
-16.4%
Q4 24
2.5%
105.1%
Q3 24
14.1%
59.6%
Q2 24
4.3%
-22.1%
Capex Intensity
ATRC
ATRC
IDCC
IDCC
Q1 26
Q4 25
1.1%
10.0%
Q3 25
1.9%
0.4%
Q2 25
2.0%
0.2%
Q1 25
1.8%
6.9%
Q4 24
2.2%
2.3%
Q3 24
3.1%
0.7%
Q2 24
2.1%
0.3%
Cash Conversion
ATRC
ATRC
IDCC
IDCC
Q1 26
Q4 25
12.67×
Q3 25
5.87×
Q2 25
0.58×
Q1 25
-0.17×
Q4 24
2.04×
Q3 24
2.27×
Q2 24
-0.45×

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%

IDCC
IDCC

Segment breakdown not available.

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