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

Rocket Lab Corp is the larger business by last-quarter revenue ($179.7M vs $140.5M, roughly 1.3× AtriCure, Inc.). On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 13.1%). AtriCure, Inc. produced more free cash flow last quarter ($18.4M vs $-114.2M). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% CAGR vs 13.6%).

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.

Rocket Lab Corporation is a publicly traded aerospace manufacturer and launch service provider. Its Electron orbital rocket launches small satellites and has successfully completed over 75 missions as of January 2026, making it the most prolific small-lift launch vehicle in operation globally. A suborbital variant of Electron, called HASTE, was developed as a testbed to advance hypersonic technology development, while the next-generation reusable Neutron medium-lift launch vehicle is in devel...

ATRC vs RKLB — Head-to-Head

Bigger by revenue
RKLB
RKLB
1.3× larger
RKLB
$179.7M
$140.5M
ATRC
Growing faster (revenue YoY)
RKLB
RKLB
+22.6% gap
RKLB
35.7%
13.1%
ATRC
More free cash flow
ATRC
ATRC
$132.6M more FCF
ATRC
$18.4M
$-114.2M
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
13.6%
ATRC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATRC
ATRC
RKLB
RKLB
Revenue
$140.5M
$179.7M
Net Profit
$-52.9M
Gross Margin
75.0%
38.0%
Operating Margin
1.8%
-28.4%
Net Margin
-29.5%
Revenue YoY
13.1%
35.7%
Net Profit YoY
-1.1%
EPS (diluted)
$0.04
$-0.09

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
RKLB
RKLB
Q4 25
$140.5M
$179.7M
Q3 25
$134.3M
$155.1M
Q2 25
$136.1M
$144.5M
Q1 25
$123.6M
$122.6M
Q4 24
$124.3M
$132.4M
Q3 24
$115.9M
$104.8M
Q2 24
$116.3M
$106.3M
Q1 24
$108.9M
$92.8M
Net Profit
ATRC
ATRC
RKLB
RKLB
Q4 25
$-52.9M
Q3 25
$-267.0K
$-18.3M
Q2 25
$-6.2M
$-66.4M
Q1 25
$-6.7M
$-60.6M
Q4 24
$-52.3M
Q3 24
$-7.9M
$-51.9M
Q2 24
$-8.0M
$-41.6M
Q1 24
$-13.3M
$-44.3M
Gross Margin
ATRC
ATRC
RKLB
RKLB
Q4 25
75.0%
38.0%
Q3 25
75.5%
37.0%
Q2 25
74.5%
32.1%
Q1 25
74.9%
28.8%
Q4 24
74.5%
27.8%
Q3 24
74.9%
26.7%
Q2 24
74.7%
25.6%
Q1 24
74.7%
26.1%
Operating Margin
ATRC
ATRC
RKLB
RKLB
Q4 25
1.8%
-28.4%
Q3 25
0.2%
-38.0%
Q2 25
-4.5%
-41.3%
Q1 25
-4.8%
-48.3%
Q4 24
-11.7%
-38.9%
Q3 24
-6.4%
-49.5%
Q2 24
-6.2%
-40.7%
Q1 24
-10.0%
-46.4%
Net Margin
ATRC
ATRC
RKLB
RKLB
Q4 25
-29.5%
Q3 25
-0.2%
-11.8%
Q2 25
-4.5%
-46.0%
Q1 25
-5.5%
-49.5%
Q4 24
-39.5%
Q3 24
-6.8%
-49.6%
Q2 24
-6.9%
-39.2%
Q1 24
-12.2%
-47.7%
EPS (diluted)
ATRC
ATRC
RKLB
RKLB
Q4 25
$0.04
$-0.09
Q3 25
$-0.01
$-0.03
Q2 25
$-0.13
$-0.13
Q1 25
$-0.14
$-0.12
Q4 24
$-0.33
$-0.11
Q3 24
$-0.17
$-0.10
Q2 24
$-0.17
$-0.08
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
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$167.4M
$1.0B
Total DebtLower is stronger
$152.4M
Stockholders' EquityBook value
$491.9M
$1.7B
Total Assets
$654.2M
$2.3B
Debt / EquityLower = less leverage
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRC
ATRC
RKLB
RKLB
Q4 25
$167.4M
$1.0B
Q3 25
$147.9M
$976.7M
Q2 25
$117.8M
$688.1M
Q1 25
$99.9M
$428.4M
Q4 24
$122.7M
$419.0M
Q3 24
$130.3M
$442.4M
Q2 24
$114.0M
$496.8M
Q1 24
$106.0M
$492.5M
Total Debt
ATRC
ATRC
RKLB
RKLB
Q4 25
$152.4M
Q3 25
$61.9M
$347.0M
Q2 25
$61.9M
$346.5M
Q1 25
$61.9M
$345.9M
Q4 24
$345.4M
Q3 24
$61.9M
$61.2M
Q2 24
$61.9M
$64.2M
Q1 24
$61.9M
$66.8M
Stockholders' Equity
ATRC
ATRC
RKLB
RKLB
Q4 25
$491.9M
$1.7B
Q3 25
$476.5M
$1.3B
Q2 25
$464.5M
$688.5M
Q1 25
$454.6M
$431.3M
Q4 24
$461.0M
$382.5M
Q3 24
$465.0M
$419.8M
Q2 24
$462.1M
$455.2M
Q1 24
$456.3M
$478.9M
Total Assets
ATRC
ATRC
RKLB
RKLB
Q4 25
$654.2M
$2.3B
Q3 25
$635.4M
$2.2B
Q2 25
$608.8M
$1.6B
Q1 25
$591.6M
$1.3B
Q4 24
$609.3M
$1.2B
Q3 24
$615.1M
$1.2B
Q2 24
$597.3M
$1.2B
Q1 24
$591.6M
$1.2B
Debt / Equity
ATRC
ATRC
RKLB
RKLB
Q4 25
0.09×
Q3 25
0.13×
0.27×
Q2 25
0.13×
0.50×
Q1 25
0.14×
0.80×
Q4 24
0.90×
Q3 24
0.13×
0.15×
Q2 24
0.13×
0.14×
Q1 24
0.14×
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
ATRC
ATRC
RKLB
RKLB
Operating Cash FlowLast quarter
$20.0M
$-64.5M
Free Cash FlowOCF − Capex
$18.4M
$-114.2M
FCF MarginFCF / Revenue
13.1%
-63.6%
Capex IntensityCapex / Revenue
1.1%
27.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$48.3M
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRC
ATRC
RKLB
RKLB
Q4 25
$20.0M
$-64.5M
Q3 25
$26.7M
$-23.5M
Q2 25
$21.6M
$-23.2M
Q1 25
$-11.0M
$-54.2M
Q4 24
$5.8M
$-2.4M
Q3 24
$20.0M
$-30.9M
Q2 24
$7.4M
$-13.0M
Q1 24
$-21.0M
$-2.6M
Free Cash Flow
ATRC
ATRC
RKLB
RKLB
Q4 25
$18.4M
$-114.2M
Q3 25
$24.1M
$-69.4M
Q2 25
$19.0M
$-55.3M
Q1 25
$-13.2M
$-82.9M
Q4 24
$3.1M
$-23.9M
Q3 24
$16.4M
$-41.9M
Q2 24
$5.0M
$-28.3M
Q1 24
$-23.8M
$-21.8M
FCF Margin
ATRC
ATRC
RKLB
RKLB
Q4 25
13.1%
-63.6%
Q3 25
18.0%
-44.8%
Q2 25
13.9%
-38.3%
Q1 25
-10.7%
-67.6%
Q4 24
2.5%
-18.1%
Q3 24
14.1%
-40.0%
Q2 24
4.3%
-26.7%
Q1 24
-21.9%
-23.5%
Capex Intensity
ATRC
ATRC
RKLB
RKLB
Q4 25
1.1%
27.6%
Q3 25
1.9%
29.6%
Q2 25
2.0%
22.2%
Q1 25
1.8%
23.4%
Q4 24
2.2%
16.3%
Q3 24
3.1%
10.5%
Q2 24
2.1%
14.4%
Q1 24
2.5%
20.7%

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%

RKLB
RKLB

Products$94.0M52%
Transferred Over Time$87.3M49%

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