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Side-by-side financial comparison of iRhythm Holdings, Inc. (IRTC) and GIBRALTAR INDUSTRIES, INC. (ROCK). Click either name above to swap in a different company.
GIBRALTAR INDUSTRIES, INC. is the larger business by last-quarter revenue ($225.0M vs $208.9M, roughly 1.1× iRhythm Holdings, Inc.). On growth, iRhythm Holdings, Inc. posted the faster year-over-year revenue change (27.1% vs 24.9%). GIBRALTAR INDUSTRIES, INC. produced more free cash flow last quarter ($26.2M vs $14.5M). Over the past eight quarters, iRhythm Holdings, Inc.'s revenue compounded faster (25.8% CAGR vs -12.3%).
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.
Gibraltar Industries, Inc. is a leading manufacturer and distributor of specialized building, infrastructure, and renewable energy products. Its offerings include ventilation systems, roofing accessories, solar mounting solutions, and landscape and garden products, serving residential, commercial construction, and clean energy markets primarily across North America, with a focus on innovative, sustainable solutions for its customers.
IRTC vs ROCK — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $208.9M | $225.0M |
| Net Profit | $5.6M | — |
| Gross Margin | 70.9% | 25.3% |
| Operating Margin | 1.1% | 7.9% |
| Net Margin | 2.7% | — |
| Revenue YoY | 27.1% | 24.9% |
| 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 | $225.0M | ||
| Q3 25 | $192.9M | $310.9M | ||
| Q2 25 | $186.7M | $309.5M | ||
| Q1 25 | $158.7M | $290.0M | ||
| Q4 24 | $164.3M | $180.1M | ||
| Q3 24 | $147.5M | $277.1M | ||
| Q2 24 | $148.0M | $273.6M | ||
| Q1 24 | $131.9M | $292.5M |
| Q4 25 | $5.6M | — | ||
| Q3 25 | $-5.2M | $-89.1M | ||
| Q2 25 | $-14.2M | $26.0M | ||
| Q1 25 | $-30.7M | $21.1M | ||
| Q4 24 | $-1.3M | — | ||
| Q3 24 | $-46.2M | $34.0M | ||
| Q2 24 | $-20.1M | $32.2M | ||
| Q1 24 | $-45.7M | $24.9M |
| Q4 25 | 70.9% | 25.3% | ||
| Q3 25 | 71.1% | 26.6% | ||
| Q2 25 | 71.2% | 28.4% | ||
| Q1 25 | 68.8% | 26.8% | ||
| Q4 24 | 70.0% | 29.0% | ||
| Q3 24 | 68.8% | 29.4% | ||
| Q2 24 | 69.9% | 30.5% | ||
| Q1 24 | 66.3% | 28.9% |
| Q4 25 | 1.1% | 7.9% | ||
| Q3 25 | -4.4% | 12.8% | ||
| Q2 25 | -10.0% | 12.8% | ||
| Q1 25 | -20.5% | 8.8% | ||
| Q4 24 | -2.5% | 13.3% | ||
| Q3 24 | -34.1% | 15.6% | ||
| Q2 24 | -15.5% | 14.9% | ||
| Q1 24 | -28.9% | 10.8% |
| Q4 25 | 2.7% | — | ||
| Q3 25 | -2.7% | -28.6% | ||
| Q2 25 | -7.6% | 8.4% | ||
| Q1 25 | -19.3% | 7.3% | ||
| Q4 24 | -0.8% | — | ||
| Q3 24 | -31.3% | 12.3% | ||
| Q2 24 | -13.6% | 11.8% | ||
| Q1 24 | -34.6% | 8.5% |
| Q4 25 | $0.18 | — | ||
| Q3 25 | $-0.16 | $-2.98 | ||
| Q2 25 | $-0.44 | $0.87 | ||
| Q1 25 | $-0.97 | — | ||
| Q4 24 | $-0.03 | — | ||
| Q3 24 | $-1.48 | $1.11 | ||
| Q2 24 | $-0.65 | $1.05 | ||
| 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 | $115.7M |
| Total DebtLower is stronger | — | $0 |
| Stockholders' EquityBook value | $152.7M | $950.4M |
| Total Assets | $1.0B | $1.4B |
| Debt / EquityLower = less leverage | — | 0.00× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $583.8M | $115.7M | ||
| Q3 25 | $565.2M | $89.4M | ||
| Q2 25 | $545.5M | $43.3M | ||
| Q1 25 | $520.6M | $25.1M | ||
| Q4 24 | $535.6M | $269.5M | ||
| Q3 24 | $522.0M | $228.9M | ||
| Q2 24 | $561.5M | $179.1M | ||
| Q1 24 | $569.1M | $146.7M |
| Q4 25 | — | $0 | ||
| Q3 25 | — | $0 | ||
| Q2 25 | — | $0 | ||
| Q1 25 | — | $0 | ||
| Q4 24 | — | $0 | ||
| Q3 24 | — | $0 | ||
| Q2 24 | — | $0 | ||
| Q1 24 | — | $0 |
| Q4 25 | $152.7M | $950.4M | ||
| Q3 25 | $121.9M | $951.8M | ||
| Q2 25 | $103.7M | $1.0B | ||
| Q1 25 | $86.7M | $1.0B | ||
| Q4 24 | $90.9M | $1.0B | ||
| Q3 24 | $71.8M | $1.0B | ||
| Q2 24 | $99.2M | $975.7M | ||
| Q1 24 | $90.3M | $940.2M |
| Q4 25 | $1.0B | $1.4B | ||
| Q3 25 | $995.2M | $1.4B | ||
| Q2 25 | $964.0M | $1.5B | ||
| Q1 25 | $926.1M | $1.4B | ||
| Q4 24 | $931.4M | $1.4B | ||
| Q3 24 | $909.7M | $1.4B | ||
| Q2 24 | $919.2M | $1.4B | ||
| Q1 24 | $909.8M | $1.3B |
| Q4 25 | — | 0.00× | ||
| Q3 25 | — | 0.00× | ||
| Q2 25 | — | 0.00× | ||
| Q1 25 | — | 0.00× | ||
| Q4 24 | — | 0.00× | ||
| Q3 24 | — | 0.00× | ||
| Q2 24 | — | 0.00× | ||
| Q1 24 | — | 0.00× |
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 | $35.5M |
| Free Cash FlowOCF − Capex | $14.5M | $26.2M |
| FCF MarginFCF / Revenue | 6.9% | 11.7% |
| Capex IntensityCapex / Revenue | 5.6% | 4.1% |
| Cash ConversionOCF / Net Profit | 4.70× | — |
| TTM Free Cash FlowTrailing 4 quarters | $34.5M | $120.6M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $26.2M | $35.5M | ||
| Q3 25 | $34.9M | $73.0M | ||
| Q2 25 | $27.7M | $44.9M | ||
| Q1 25 | $-7.9M | $13.7M | ||
| Q4 24 | $19.2M | $19.9M | ||
| Q3 24 | $24.3M | $64.7M | ||
| Q2 24 | $11.8M | $36.5M | ||
| Q1 24 | $-52.0M | $53.2M |
| Q4 25 | $14.5M | $26.2M | ||
| Q3 25 | $20.1M | $64.8M | ||
| Q2 25 | $17.3M | $27.3M | ||
| Q1 25 | $-17.3M | $2.3M | ||
| Q4 24 | $12.4M | $14.1M | ||
| Q3 24 | $15.5M | $60.5M | ||
| Q2 24 | $3.4M | $33.5M | ||
| Q1 24 | $-61.8M | $48.8M |
| Q4 25 | 6.9% | 11.7% | ||
| Q3 25 | 10.4% | 20.8% | ||
| Q2 25 | 9.3% | 8.8% | ||
| Q1 25 | -10.9% | 0.8% | ||
| Q4 24 | 7.5% | 7.8% | ||
| Q3 24 | 10.5% | 21.8% | ||
| Q2 24 | 2.3% | 12.2% | ||
| Q1 24 | -46.8% | 16.7% |
| Q4 25 | 5.6% | 4.1% | ||
| Q3 25 | 7.7% | 2.6% | ||
| Q2 25 | 5.6% | 5.7% | ||
| Q1 25 | 5.9% | 3.9% | ||
| Q4 24 | 4.2% | 3.3% | ||
| Q3 24 | 6.0% | 1.5% | ||
| Q2 24 | 5.7% | 1.1% | ||
| Q1 24 | 7.4% | 1.5% |
| Q4 25 | 4.70× | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | 1.73× | ||
| Q1 25 | — | 0.65× | ||
| Q4 24 | — | — | ||
| Q3 24 | — | 1.90× | ||
| Q2 24 | — | 1.13× | ||
| Q1 24 | — | 2.13× |
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% |
ROCK
| Transferred At Point In Time | $183.5M | 82% |
| Infrastructure | $22.5M | 10% |
| Other | $18.9M | 8% |
