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Side-by-side financial comparison of iRhythm Holdings, Inc. (IRTC) and NATIONAL PRESTO INDUSTRIES INC (NPK). Click either name above to swap in a different company.
iRhythm Holdings, Inc. is the larger business by last-quarter revenue ($208.9M vs $164.0M, roughly 1.3× NATIONAL PRESTO INDUSTRIES INC). On growth, iRhythm Holdings, Inc. posted the faster year-over-year revenue change (27.1% vs 21.7%). iRhythm Holdings, Inc. produced more free cash flow last quarter ($14.5M vs $12.4M). Over the past eight quarters, NATIONAL PRESTO INDUSTRIES INC's revenue compounded faster (46.3% 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.
National Presto Industries is a company founded in 1905 in Eau Claire, Wisconsin. Originally called "Northwestern Steel and Iron Works" the company changed its name to the "National Pressure Cooker Company" in 1929 and then National Presto Industries, Inc. 1953. The company originally produced pressure canners for commercial, and later home, use. Beginning in 1939, the company introduced small home-use cooking appliances. The company was admitted to the New York Stock Exchange on March 3, 1969.
IRTC vs NPK — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $208.9M | $164.0M |
| Net Profit | $5.6M | — |
| Gross Margin | 70.9% | 16.9% |
| Operating Margin | 1.1% | 11.4% |
| Net Margin | 2.7% | — |
| Revenue YoY | 27.1% | 21.7% |
| Net Profit YoY | 518.5% | — |
| 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.
| Q4 25 | $208.9M | $164.0M | ||
| Q3 25 | $192.9M | $115.5M | ||
| Q2 25 | $186.7M | $120.4M | ||
| Q1 25 | $158.7M | $103.6M | ||
| Q4 24 | $164.3M | $134.7M | ||
| Q3 24 | $147.5M | $91.8M | ||
| Q2 24 | $148.0M | $85.1M | ||
| Q1 24 | $131.9M | $76.7M |
| Q4 25 | $5.6M | — | ||
| Q3 25 | $-5.2M | $5.3M | ||
| Q2 25 | $-14.2M | $5.2M | ||
| Q1 25 | $-30.7M | $7.6M | ||
| Q4 24 | $-1.3M | — | ||
| Q3 24 | $-46.2M | $8.1M | ||
| Q2 24 | $-20.1M | $6.1M | ||
| Q1 24 | $-45.7M | $6.6M |
| Q4 25 | 70.9% | 16.9% | ||
| Q3 25 | 71.1% | 13.9% | ||
| Q2 25 | 71.2% | 15.4% | ||
| Q1 25 | 68.8% | 17.5% | ||
| Q4 24 | 70.0% | 24.3% | ||
| Q3 24 | 68.8% | 18.8% | ||
| Q2 24 | 69.9% | 17.3% | ||
| Q1 24 | 66.3% | 18.1% |
| Q4 25 | 1.1% | 11.4% | ||
| Q3 25 | -4.4% | 5.6% | ||
| Q2 25 | -10.0% | 5.1% | ||
| Q1 25 | -20.5% | 8.8% | ||
| Q4 24 | -2.5% | 17.3% | ||
| Q3 24 | -34.1% | 10.0% | ||
| Q2 24 | -15.5% | 7.5% | ||
| Q1 24 | -28.9% | 8.2% |
| Q4 25 | 2.7% | — | ||
| Q3 25 | -2.7% | 4.6% | ||
| Q2 25 | -7.6% | 4.3% | ||
| Q1 25 | -19.3% | 7.3% | ||
| Q4 24 | -0.8% | — | ||
| Q3 24 | -31.3% | 8.8% | ||
| Q2 24 | -13.6% | 7.1% | ||
| Q1 24 | -34.6% | 8.6% |
| Q4 25 | $0.18 | — | ||
| Q3 25 | $-0.16 | — | ||
| Q2 25 | $-0.44 | — | ||
| Q1 25 | $-0.97 | — | ||
| Q4 24 | $-0.03 | — | ||
| Q3 24 | $-1.48 | — | ||
| Q2 24 | $-0.65 | — | ||
| Q1 24 | $-1.47 | — |
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 | $3.8M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $152.7M | $395.1M |
| Total Assets | $1.0B | $500.7M |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $583.8M | $3.8M | ||
| Q3 25 | $565.2M | $4.6M | ||
| Q2 25 | $545.5M | $4.8M | ||
| Q1 25 | $520.6M | $5.5M | ||
| Q4 24 | $535.6M | $22.7M | ||
| Q3 24 | $522.0M | $33.2M | ||
| Q2 24 | $561.5M | $53.4M | ||
| Q1 24 | $569.1M | $87.9M |
| Q4 25 | $152.7M | $395.1M | ||
| Q3 25 | $121.9M | $379.8M | ||
| Q2 25 | $103.7M | $374.1M | ||
| Q1 25 | $86.7M | $368.6M | ||
| Q4 24 | $90.9M | $367.6M | ||
| Q3 24 | $71.8M | $346.6M | ||
| Q2 24 | $99.2M | $338.1M | ||
| Q1 24 | $90.3M | $331.6M |
| Q4 25 | $1.0B | $500.7M | ||
| Q3 25 | $995.2M | $503.8M | ||
| Q2 25 | $964.0M | $471.9M | ||
| Q1 25 | $926.1M | $455.3M | ||
| Q4 24 | $931.4M | $453.4M | ||
| Q3 24 | $909.7M | $428.9M | ||
| Q2 24 | $919.2M | $418.1M | ||
| Q1 24 | $909.8M | $417.5M |
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 | $13.9M |
| Free Cash FlowOCF − Capex | $14.5M | $12.4M |
| FCF MarginFCF / Revenue | 6.9% | 7.6% |
| Capex IntensityCapex / Revenue | 5.6% | 0.9% |
| Cash ConversionOCF / Net Profit | 4.70× | — |
| TTM Free Cash FlowTrailing 4 quarters | $34.5M | $-36.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $26.2M | $13.9M | ||
| Q3 25 | $34.9M | $-24.6M | ||
| Q2 25 | $27.7M | $-10.9M | ||
| Q1 25 | $-7.9M | $12.5M | ||
| Q4 24 | $19.2M | $-7.6M | ||
| Q3 24 | $24.3M | $-17.5M | ||
| Q2 24 | $11.8M | $-33.9M | ||
| Q1 24 | $-52.0M | $5.6M |
| Q4 25 | $14.5M | $12.4M | ||
| Q3 25 | $20.1M | $-24.7M | ||
| Q2 25 | $17.3M | $-13.4M | ||
| Q1 25 | $-17.3M | $-10.5M | ||
| Q4 24 | $12.4M | $-11.3M | ||
| Q3 24 | $15.5M | $-20.3M | ||
| Q2 24 | $3.4M | $-34.5M | ||
| Q1 24 | $-61.8M | $5.2M |
| Q4 25 | 6.9% | 7.6% | ||
| Q3 25 | 10.4% | -21.4% | ||
| Q2 25 | 9.3% | -11.1% | ||
| Q1 25 | -10.9% | -10.2% | ||
| Q4 24 | 7.5% | -8.4% | ||
| Q3 24 | 10.5% | -22.1% | ||
| Q2 24 | 2.3% | -40.6% | ||
| Q1 24 | -46.8% | 6.7% |
| Q4 25 | 5.6% | 0.9% | ||
| Q3 25 | 7.7% | 0.1% | ||
| Q2 25 | 5.6% | 2.0% | ||
| Q1 25 | 5.9% | 22.2% | ||
| Q4 24 | 4.2% | 2.7% | ||
| Q3 24 | 6.0% | 3.1% | ||
| Q2 24 | 5.7% | 0.8% | ||
| Q1 24 | 7.4% | 0.5% |
| Q4 25 | 4.70× | — | ||
| Q3 25 | — | -4.63× | ||
| Q2 25 | — | -2.12× | ||
| Q1 25 | — | 1.64× | ||
| Q4 24 | — | — | ||
| Q3 24 | — | -2.16× | ||
| Q2 24 | — | -5.58× | ||
| Q1 24 | — | 0.85× |
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% |
NPK
Segment breakdown not available.
