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Side-by-side financial comparison of iRhythm Holdings, Inc. (IRTC) and Sezzle Inc. (SEZL). Click either name above to swap in a different company.
iRhythm Holdings, Inc. is the larger business by last-quarter revenue ($208.9M vs $135.5M, roughly 1.5× Sezzle Inc.). Sezzle Inc. runs the higher net margin — 37.9% vs 2.7%, a 35.2% gap on every dollar of revenue. On growth, Sezzle Inc. posted the faster year-over-year revenue change (29.2% vs 27.1%). Over the past eight quarters, Sezzle Inc.'s revenue compounded faster (111.9% CAGR vs 25.8%).
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.
Sezzle is a publicly traded financial technology company headquartered in Minneapolis, U.S, with operations in the United States and Canada. The company provides an alternative payment platform offering interest-free installment plans at selected online stores. As of June 2021, the Sezzle platform had over 10 million user sign-ups and over 48,000 participating merchants.
IRTC vs SEZL — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $208.9M | $135.5M |
| Net Profit | $5.6M | $51.3M |
| Gross Margin | 70.9% | — |
| Operating Margin | 1.1% | 50.9% |
| Net Margin | 2.7% | 37.9% |
| Revenue YoY | 27.1% | 29.2% |
| Net Profit YoY | 518.5% | 41.9% |
| EPS (diluted) | $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.
| Q1 26 | — | $135.5M | ||
| Q4 25 | $208.9M | $78.2M | ||
| Q3 25 | $192.9M | $57.5M | ||
| Q2 25 | $186.7M | $52.0M | ||
| Q1 25 | $158.7M | $48.2M | ||
| Q4 24 | $164.3M | $48.4M | ||
| Q3 24 | $147.5M | $35.6M | ||
| Q2 24 | $148.0M | $30.2M |
| Q1 26 | — | $51.3M | ||
| Q4 25 | $5.6M | $42.7M | ||
| Q3 25 | $-5.2M | $26.7M | ||
| Q2 25 | $-14.2M | $27.6M | ||
| Q1 25 | $-30.7M | $36.2M | ||
| Q4 24 | $-1.3M | $25.4M | ||
| Q3 24 | $-46.2M | $15.4M | ||
| Q2 24 | $-20.1M | $29.7M |
| Q1 26 | — | — | ||
| Q4 25 | 70.9% | — | ||
| Q3 25 | 71.1% | — | ||
| Q2 25 | 71.2% | — | ||
| Q1 25 | 68.8% | — | ||
| Q4 24 | 70.0% | — | ||
| Q3 24 | 68.8% | — | ||
| Q2 24 | 69.9% | — |
| Q1 26 | — | 50.9% | ||
| Q4 25 | 1.1% | 70.6% | ||
| Q3 25 | -4.4% | 61.9% | ||
| Q2 25 | -10.0% | 69.4% | ||
| Q1 25 | -20.5% | — | ||
| Q4 24 | -2.5% | 63.8% | ||
| Q3 24 | -34.1% | 58.6% | ||
| Q2 24 | -15.5% | 55.3% |
| Q1 26 | — | 37.9% | ||
| Q4 25 | 2.7% | 54.6% | ||
| Q3 25 | -2.7% | 46.4% | ||
| Q2 25 | -7.6% | 53.1% | ||
| Q1 25 | -19.3% | 75.1% | ||
| Q4 24 | -0.8% | 52.4% | ||
| Q3 24 | -31.3% | 43.4% | ||
| Q2 24 | -13.6% | 98.4% |
| Q1 26 | — | — | ||
| Q4 25 | $0.18 | $1.19 | ||
| Q3 25 | $-0.16 | $0.75 | ||
| Q2 25 | $-0.44 | $0.78 | ||
| Q1 25 | $-0.97 | $1.00 | ||
| Q4 24 | $-0.03 | $0.71 | ||
| Q3 24 | $-1.48 | $0.44 | ||
| Q2 24 | $-0.65 | $0.82 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $583.8M | — |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $152.7M | $196.7M |
| Total Assets | $1.0B | $454.3M |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $583.8M | $64.1M | ||
| Q3 25 | $565.2M | $104.1M | ||
| Q2 25 | $545.5M | $88.9M | ||
| Q1 25 | $520.6M | $88.9M | ||
| Q4 24 | $535.6M | $73.2M | ||
| Q3 24 | $522.0M | $80.1M | ||
| Q2 24 | $561.5M | $58.0M |
| Q1 26 | — | $196.7M | ||
| Q4 25 | $152.7M | $169.8M | ||
| Q3 25 | $121.9M | $155.3M | ||
| Q2 25 | $103.7M | $130.4M | ||
| Q1 25 | $86.7M | $125.8M | ||
| Q4 24 | $90.9M | $87.8M | ||
| Q3 24 | $71.8M | $61.1M | ||
| Q2 24 | $99.2M | $50.3M |
| Q1 26 | — | $454.3M | ||
| Q4 25 | $1.0B | $400.2M | ||
| Q3 25 | $995.2M | $367.0M | ||
| Q2 25 | $964.0M | $350.6M | ||
| Q1 25 | $926.1M | $298.1M | ||
| Q4 24 | $931.4M | $298.4M | ||
| Q3 24 | $909.7M | $252.9M | ||
| Q2 24 | $919.2M | $212.1M |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $26.2M | — |
| Free Cash FlowOCF − Capex | $14.5M | — |
| FCF MarginFCF / Revenue | 6.9% | — |
| Capex IntensityCapex / Revenue | 5.6% | — |
| Cash ConversionOCF / Net Profit | 4.70× | — |
| TTM Free Cash FlowTrailing 4 quarters | $34.5M | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $26.2M | $70.6M | ||
| Q3 25 | $34.9M | $63.7M | ||
| Q2 25 | $27.7M | $23.1M | ||
| Q1 25 | $-7.9M | $52.5M | ||
| Q4 24 | $19.2M | $57.4M | ||
| Q3 24 | $24.3M | $35.1M | ||
| Q2 24 | $11.8M | $22.2M |
| Q1 26 | — | — | ||
| Q4 25 | $14.5M | $70.6M | ||
| Q3 25 | $20.1M | $63.6M | ||
| Q2 25 | $17.3M | $22.7M | ||
| Q1 25 | $-17.3M | $52.5M | ||
| Q4 24 | $12.4M | $57.4M | ||
| Q3 24 | $15.5M | $35.1M | ||
| Q2 24 | $3.4M | $22.2M |
| Q1 26 | — | — | ||
| Q4 25 | 6.9% | 90.2% | ||
| Q3 25 | 10.4% | 110.6% | ||
| Q2 25 | 9.3% | 43.6% | ||
| Q1 25 | -10.9% | 108.9% | ||
| Q4 24 | 7.5% | 118.5% | ||
| Q3 24 | 10.5% | 98.6% | ||
| Q2 24 | 2.3% | 73.4% |
| Q1 26 | — | — | ||
| Q4 25 | 5.6% | 0.1% | ||
| Q3 25 | 7.7% | 0.3% | ||
| Q2 25 | 5.6% | 0.8% | ||
| Q1 25 | 5.9% | 0.1% | ||
| Q4 24 | 4.2% | 0.1% | ||
| Q3 24 | 6.0% | 0.0% | ||
| Q2 24 | 5.7% | 0.1% |
| Q1 26 | — | — | ||
| Q4 25 | 4.70× | 1.65× | ||
| Q3 25 | — | 2.39× | ||
| Q2 25 | — | 0.84× | ||
| Q1 25 | — | 1.45× | ||
| Q4 24 | — | 2.26× | ||
| Q3 24 | — | 2.27× | ||
| Q2 24 | — | 0.75× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
IRTC
| Commercial Payors | $111.7M | 53% |
| Centers For Medicare And Medicaid | $49.2M | 24% |
| Healthcare Institutions | $34.3M | 16% |
| Non Contracted Third Party Payors | $13.7M | 7% |
SEZL
Segment breakdown not available.
