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

SentinelOne, Inc. is the larger business by last-quarter revenue ($258.9M vs $140.5M, roughly 1.8× AtriCure, Inc.). On growth, SentinelOne, Inc. posted the faster year-over-year revenue change (22.9% vs 13.1%). SentinelOne, Inc. produced more free cash flow last quarter ($20.9M vs $18.4M).

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.

SentinelOne, Inc. is an American cybersecurity company listed on NYSE based in Mountain View, California. The company was founded in 2013 by Tomer Weingarten, Almog Cohen and Ehud ("Udi") Shamir. Weingarten acts as the company's CEO. The company has approximately 2,800 employees and offices in Mountain View, Boston, Prague, Tokyo, and Tel Aviv. The company uses machine learning for monitoring personal computers, IoT devices, and cloud workloads. The company's platform utilizes a heuristic mod...

ATRC vs S — Head-to-Head

Bigger by revenue
S
S
1.8× larger
S
$258.9M
$140.5M
ATRC
Growing faster (revenue YoY)
S
S
+9.9% gap
S
22.9%
13.1%
ATRC
More free cash flow
S
S
$2.5M more FCF
S
$20.9M
$18.4M
ATRC

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
ATRC
ATRC
S
S
Revenue
$140.5M
$258.9M
Net Profit
$-60.3M
Gross Margin
75.0%
73.8%
Operating Margin
1.8%
-28.3%
Net Margin
-23.3%
Revenue YoY
13.1%
22.9%
Net Profit YoY
23.1%
EPS (diluted)
$0.04
$-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
ATRC
ATRC
S
S
Q4 25
$140.5M
$258.9M
Q3 25
$134.3M
$242.2M
Q2 25
$136.1M
$229.0M
Q1 25
$123.6M
Q4 24
$124.3M
Q3 24
$115.9M
Q2 24
$116.3M
Q1 24
$108.9M
Net Profit
ATRC
ATRC
S
S
Q4 25
$-60.3M
Q3 25
$-267.0K
$-72.0M
Q2 25
$-6.2M
$-208.2M
Q1 25
$-6.7M
Q4 24
Q3 24
$-7.9M
Q2 24
$-8.0M
Q1 24
$-13.3M
Gross Margin
ATRC
ATRC
S
S
Q4 25
75.0%
73.8%
Q3 25
75.5%
75.0%
Q2 25
74.5%
75.3%
Q1 25
74.9%
Q4 24
74.5%
Q3 24
74.9%
Q2 24
74.7%
Q1 24
74.7%
Operating Margin
ATRC
ATRC
S
S
Q4 25
1.8%
-28.3%
Q3 25
0.2%
-33.3%
Q2 25
-4.5%
-38.2%
Q1 25
-4.8%
Q4 24
-11.7%
Q3 24
-6.4%
Q2 24
-6.2%
Q1 24
-10.0%
Net Margin
ATRC
ATRC
S
S
Q4 25
-23.3%
Q3 25
-0.2%
-29.7%
Q2 25
-4.5%
-90.9%
Q1 25
-5.5%
Q4 24
Q3 24
-6.8%
Q2 24
-6.9%
Q1 24
-12.2%
EPS (diluted)
ATRC
ATRC
S
S
Q4 25
$0.04
$-0.18
Q3 25
$-0.01
$-0.22
Q2 25
$-0.13
$-0.63
Q1 25
$-0.14
Q4 24
$-0.33
Q3 24
$-0.17
Q2 24
$-0.17
Q1 24
$-0.28

Balance Sheet & Financial Strength

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

Metric
ATRC
ATRC
S
S
Cash + ST InvestmentsLiquidity on hand
$167.4M
$649.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$491.9M
$1.5B
Total Assets
$654.2M
$2.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRC
ATRC
S
S
Q4 25
$167.4M
$649.8M
Q3 25
$147.9M
$810.8M
Q2 25
$117.8M
$766.9M
Q1 25
$99.9M
Q4 24
$122.7M
Q3 24
$130.3M
Q2 24
$114.0M
Q1 24
$106.0M
Total Debt
ATRC
ATRC
S
S
Q4 25
Q3 25
$61.9M
Q2 25
$61.9M
Q1 25
$61.9M
Q4 24
Q3 24
$61.9M
Q2 24
$61.9M
Q1 24
$61.9M
Stockholders' Equity
ATRC
ATRC
S
S
Q4 25
$491.9M
$1.5B
Q3 25
$476.5M
$1.5B
Q2 25
$464.5M
$1.5B
Q1 25
$454.6M
Q4 24
$461.0M
Q3 24
$465.0M
Q2 24
$462.1M
Q1 24
$456.3M
Total Assets
ATRC
ATRC
S
S
Q4 25
$654.2M
$2.4B
Q3 25
$635.4M
$2.4B
Q2 25
$608.8M
$2.4B
Q1 25
$591.6M
Q4 24
$609.3M
Q3 24
$615.1M
Q2 24
$597.3M
Q1 24
$591.6M
Debt / Equity
ATRC
ATRC
S
S
Q4 25
Q3 25
0.13×
Q2 25
0.13×
Q1 25
0.14×
Q4 24
Q3 24
0.13×
Q2 24
0.13×
Q1 24
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
S
S
Operating Cash FlowLast quarter
$20.0M
$21.0M
Free Cash FlowOCF − Capex
$18.4M
$20.9M
FCF MarginFCF / Revenue
13.1%
8.1%
Capex IntensityCapex / Revenue
1.1%
0.0%
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
S
S
Q4 25
$20.0M
$21.0M
Q3 25
$26.7M
$-1.0M
Q2 25
$21.6M
$52.3M
Q1 25
$-11.0M
Q4 24
$5.8M
Q3 24
$20.0M
Q2 24
$7.4M
Q1 24
$-21.0M
Free Cash Flow
ATRC
ATRC
S
S
Q4 25
$18.4M
$20.9M
Q3 25
$24.1M
$-1.3M
Q2 25
$19.0M
$52.1M
Q1 25
$-13.2M
Q4 24
$3.1M
Q3 24
$16.4M
Q2 24
$5.0M
Q1 24
$-23.8M
FCF Margin
ATRC
ATRC
S
S
Q4 25
13.1%
8.1%
Q3 25
18.0%
-0.5%
Q2 25
13.9%
22.8%
Q1 25
-10.7%
Q4 24
2.5%
Q3 24
14.1%
Q2 24
4.3%
Q1 24
-21.9%
Capex Intensity
ATRC
ATRC
S
S
Q4 25
1.1%
0.0%
Q3 25
1.9%
0.1%
Q2 25
2.0%
0.1%
Q1 25
1.8%
Q4 24
2.2%
Q3 24
3.1%
Q2 24
2.1%
Q1 24
2.5%

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%

S
S

US$154.8M60%
Non Us$104.1M40%

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