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Side-by-side financial comparison of iRhythm Holdings, Inc. (IRTC) and SPS COMMERCE INC (SPSC). Click either name above to swap in a different company.

iRhythm Holdings, Inc. is the larger business by last-quarter revenue ($208.9M vs $192.7M, roughly 1.1× SPS COMMERCE INC). SPS COMMERCE INC runs the higher net margin — 13.4% vs 2.7%, a 10.7% gap on every dollar of revenue. On growth, iRhythm Holdings, Inc. posted the faster year-over-year revenue change (27.1% vs 12.7%). SPS COMMERCE INC produced more free cash flow last quarter ($38.2M vs $14.5M). Over the past eight quarters, iRhythm Holdings, Inc.'s revenue compounded faster (25.8% CAGR vs 13.5%).

iRhythm Holdings is a digital healthcare company focused on cardiac care, developing and commercializing wearable ambulatory heart monitoring devices paired with AI-powered analytical tools. It primarily serves healthcare providers and patients across the United States, helping to detect undiagnosed arrhythmias such as atrial fibrillation through convenient long-term heart rhythm tracking that delivers actionable clinical insights.

SPS Commerce, Inc. is a technology and application software company based in the United States that provides cloud-based supply chain management software. The company's headquarters are located in Minneapolis, Minnesota, but it also has a US office in New Jersey, and international locations in Amsterdam, Beijing, Breukelen, Hong Kong, Kyiv, Melbourne, Montpellier, Sydney, and Toronto.

IRTC vs SPSC — Head-to-Head

Bigger by revenue
IRTC
IRTC
1.1× larger
IRTC
$208.9M
$192.7M
SPSC
Growing faster (revenue YoY)
IRTC
IRTC
+14.4% gap
IRTC
27.1%
12.7%
SPSC
Higher net margin
SPSC
SPSC
10.7% more per $
SPSC
13.4%
2.7%
IRTC
More free cash flow
SPSC
SPSC
$23.7M more FCF
SPSC
$38.2M
$14.5M
IRTC
Faster 2-yr revenue CAGR
IRTC
IRTC
Annualised
IRTC
25.8%
13.5%
SPSC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IRTC
IRTC
SPSC
SPSC
Revenue
$208.9M
$192.7M
Net Profit
$5.6M
$25.8M
Gross Margin
70.9%
70.4%
Operating Margin
1.1%
18.0%
Net Margin
2.7%
13.4%
Revenue YoY
27.1%
12.7%
Net Profit YoY
518.5%
47.2%
EPS (diluted)
$0.18
$0.69

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
IRTC
IRTC
SPSC
SPSC
Q4 25
$208.9M
$192.7M
Q3 25
$192.9M
$189.9M
Q2 25
$186.7M
$187.4M
Q1 25
$158.7M
$181.5M
Q4 24
$164.3M
$170.9M
Q3 24
$147.5M
$163.7M
Q2 24
$148.0M
$153.6M
Q1 24
$131.9M
$149.6M
Net Profit
IRTC
IRTC
SPSC
SPSC
Q4 25
$5.6M
$25.8M
Q3 25
$-5.2M
$25.6M
Q2 25
$-14.2M
$19.7M
Q1 25
$-30.7M
$22.2M
Q4 24
$-1.3M
$17.6M
Q3 24
$-46.2M
$23.5M
Q2 24
$-20.1M
$18.0M
Q1 24
$-45.7M
$18.0M
Gross Margin
IRTC
IRTC
SPSC
SPSC
Q4 25
70.9%
70.4%
Q3 25
71.1%
69.5%
Q2 25
71.2%
68.1%
Q1 25
68.8%
68.7%
Q4 24
70.0%
67.5%
Q3 24
68.8%
68.5%
Q2 24
69.9%
66.1%
Q1 24
66.3%
65.6%
Operating Margin
IRTC
IRTC
SPSC
SPSC
Q4 25
1.1%
18.0%
Q3 25
-4.4%
16.4%
Q2 25
-10.0%
14.1%
Q1 25
-20.5%
14.3%
Q4 24
-2.5%
14.5%
Q3 24
-34.1%
15.6%
Q2 24
-15.5%
15.1%
Q1 24
-28.9%
10.3%
Net Margin
IRTC
IRTC
SPSC
SPSC
Q4 25
2.7%
13.4%
Q3 25
-2.7%
13.5%
Q2 25
-7.6%
10.5%
Q1 25
-19.3%
12.2%
Q4 24
-0.8%
10.3%
Q3 24
-31.3%
14.3%
Q2 24
-13.6%
11.7%
Q1 24
-34.6%
12.0%
EPS (diluted)
IRTC
IRTC
SPSC
SPSC
Q4 25
$0.18
$0.69
Q3 25
$-0.16
$0.67
Q2 25
$-0.44
$0.52
Q1 25
$-0.97
$0.58
Q4 24
$-0.03
$0.46
Q3 24
$-1.48
$0.62
Q2 24
$-0.65
$0.48
Q1 24
$-1.47
$0.48

Balance Sheet & Financial Strength

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

Metric
IRTC
IRTC
SPSC
SPSC
Cash + ST InvestmentsLiquidity on hand
$583.8M
$151.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$152.7M
$973.9M
Total Assets
$1.0B
$1.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IRTC
IRTC
SPSC
SPSC
Q4 25
$583.8M
$151.4M
Q3 25
$565.2M
$133.7M
Q2 25
$545.5M
$107.6M
Q1 25
$520.6M
$94.9M
Q4 24
$535.6M
$241.0M
Q3 24
$522.0M
$205.8M
Q2 24
$561.5M
$271.8M
Q1 24
$569.1M
$290.8M
Stockholders' Equity
IRTC
IRTC
SPSC
SPSC
Q4 25
$152.7M
$973.9M
Q3 25
$121.9M
$958.9M
Q2 25
$103.7M
$949.8M
Q1 25
$86.7M
$920.9M
Q4 24
$90.9M
$854.7M
Q3 24
$71.8M
$829.4M
Q2 24
$99.2M
$703.4M
Q1 24
$90.3M
$683.0M
Total Assets
IRTC
IRTC
SPSC
SPSC
Q4 25
$1.0B
$1.2B
Q3 25
$995.2M
$1.2B
Q2 25
$964.0M
$1.1B
Q1 25
$926.1M
$1.1B
Q4 24
$931.4M
$1.0B
Q3 24
$909.7M
$1.0B
Q2 24
$919.2M
$854.5M
Q1 24
$909.8M
$839.8M

Cash Flow & Capital Efficiency

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

Metric
IRTC
IRTC
SPSC
SPSC
Operating Cash FlowLast quarter
$26.2M
$45.9M
Free Cash FlowOCF − Capex
$14.5M
$38.2M
FCF MarginFCF / Revenue
6.9%
19.8%
Capex IntensityCapex / Revenue
5.6%
4.0%
Cash ConversionOCF / Net Profit
4.70×
1.78×
TTM Free Cash FlowTrailing 4 quarters
$34.5M
$152.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IRTC
IRTC
SPSC
SPSC
Q4 25
$26.2M
$45.9M
Q3 25
$34.9M
$60.6M
Q2 25
$27.7M
$32.3M
Q1 25
$-7.9M
$40.0M
Q4 24
$19.2M
$40.6M
Q3 24
$24.3M
$53.3M
Q2 24
$11.8M
$29.4M
Q1 24
$-52.0M
$34.1M
Free Cash Flow
IRTC
IRTC
SPSC
SPSC
Q4 25
$14.5M
$38.2M
Q3 25
$20.1M
$54.6M
Q2 25
$17.3M
$25.7M
Q1 25
$-17.3M
$33.8M
Q4 24
$12.4M
$34.3M
Q3 24
$15.5M
$48.1M
Q2 24
$3.4M
$24.4M
Q1 24
$-61.8M
$30.5M
FCF Margin
IRTC
IRTC
SPSC
SPSC
Q4 25
6.9%
19.8%
Q3 25
10.4%
28.7%
Q2 25
9.3%
13.7%
Q1 25
-10.9%
18.6%
Q4 24
7.5%
20.1%
Q3 24
10.5%
29.4%
Q2 24
2.3%
15.9%
Q1 24
-46.8%
20.4%
Capex Intensity
IRTC
IRTC
SPSC
SPSC
Q4 25
5.6%
4.0%
Q3 25
7.7%
3.2%
Q2 25
5.6%
3.6%
Q1 25
5.9%
3.4%
Q4 24
4.2%
3.6%
Q3 24
6.0%
3.2%
Q2 24
5.7%
3.3%
Q1 24
7.4%
2.4%
Cash Conversion
IRTC
IRTC
SPSC
SPSC
Q4 25
4.70×
1.78×
Q3 25
2.37×
Q2 25
1.64×
Q1 25
1.80×
Q4 24
2.31×
Q3 24
2.27×
Q2 24
1.63×
Q1 24
1.89×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IRTC
IRTC

Commercial Payors$111.7M53%
Centers For Medicare And Medicaid$49.2M24%
Healthcare Institutions$34.3M16%
Non Contracted Third Party Payors$13.7M7%

SPSC
SPSC

Recurring Revenues$184.5M96%
One Time Revenues$8.1M4%
Set Up Fees$4.1M2%

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