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Side-by-side financial comparison of iRhythm Holdings, Inc. (IRTC) and KILROY REALTY CORP (KRC). Click either name above to swap in a different company.
KILROY REALTY CORP is the larger business by last-quarter revenue ($272.2M vs $208.9M, roughly 1.3× iRhythm Holdings, Inc.). KILROY REALTY CORP runs the higher net margin — 6.3% vs 2.7%, a 3.6% gap on every dollar of revenue. On growth, iRhythm Holdings, Inc. posted the faster year-over-year revenue change (27.1% vs -5.0%). KILROY REALTY CORP produced more free cash flow last quarter ($450.3M vs $14.5M). Over the past eight quarters, iRhythm Holdings, Inc.'s revenue compounded faster (25.8% CAGR vs -1.2%).
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.
Kilroy Realty Corp is a leading U.S. real estate investment trust that develops, owns, and operates premium office, life science, and mixed-use properties primarily across high-growth West Coast markets including Los Angeles, San Francisco, Seattle, and San Diego. It serves tenants across the technology, life sciences, media, and creative sectors, with a core focus on delivering sustainable, future-ready workspaces tailored to modern business needs.
IRTC vs KRC — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $208.9M | $272.2M |
| Net Profit | $5.6M | $17.1M |
| Gross Margin | 70.9% | — |
| Operating Margin | 1.1% | — |
| Net Margin | 2.7% | 6.3% |
| Revenue YoY | 27.1% | -5.0% |
| Net Profit YoY | 518.5% | -73.7% |
| EPS (diluted) | $0.18 | $0.11 |
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 | $272.2M | ||
| Q3 25 | $192.9M | $279.7M | ||
| Q2 25 | $186.7M | $289.9M | ||
| Q1 25 | $158.7M | $270.8M | ||
| Q4 24 | $164.3M | $286.4M | ||
| Q3 24 | $147.5M | $289.9M | ||
| Q2 24 | $148.0M | $280.7M | ||
| Q1 24 | $131.9M | $278.6M |
| Q4 25 | $5.6M | $17.1M | ||
| Q3 25 | $-5.2M | $162.3M | ||
| Q2 25 | $-14.2M | $79.6M | ||
| Q1 25 | $-30.7M | $43.7M | ||
| Q4 24 | $-1.3M | $65.0M | ||
| Q3 24 | $-46.2M | $57.7M | ||
| Q2 24 | $-20.1M | $54.5M | ||
| Q1 24 | $-45.7M | $55.7M |
| 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 24 | 66.3% | — |
| Q4 25 | 1.1% | — | ||
| Q3 25 | -4.4% | — | ||
| Q2 25 | -10.0% | — | ||
| Q1 25 | -20.5% | — | ||
| Q4 24 | -2.5% | — | ||
| Q3 24 | -34.1% | — | ||
| Q2 24 | -15.5% | — | ||
| Q1 24 | -28.9% | — |
| Q4 25 | 2.7% | 6.3% | ||
| Q3 25 | -2.7% | 58.0% | ||
| Q2 25 | -7.6% | 27.4% | ||
| Q1 25 | -19.3% | 16.1% | ||
| Q4 24 | -0.8% | 22.7% | ||
| Q3 24 | -31.3% | 19.9% | ||
| Q2 24 | -13.6% | 19.4% | ||
| Q1 24 | -34.6% | 20.0% |
| Q4 25 | $0.18 | $0.11 | ||
| Q3 25 | $-0.16 | $1.31 | ||
| Q2 25 | $-0.44 | $0.57 | ||
| Q1 25 | $-0.97 | $0.33 | ||
| Q4 24 | $-0.03 | $0.50 | ||
| Q3 24 | $-1.48 | $0.44 | ||
| Q2 24 | $-0.65 | $0.41 | ||
| Q1 24 | $-1.47 | $0.42 |
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 | $179.3M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $152.7M | $5.4B |
| Total Assets | $1.0B | $10.9B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $583.8M | $179.3M | ||
| Q3 25 | $565.2M | $372.4M | ||
| Q2 25 | $545.5M | $193.1M | ||
| Q1 25 | $520.6M | $146.7M | ||
| Q4 24 | $535.6M | $165.7M | ||
| Q3 24 | $522.0M | $625.4M | ||
| Q2 24 | $561.5M | $835.9M | ||
| Q1 24 | $569.1M | $855.0M |
| Q4 25 | $152.7M | $5.4B | ||
| Q3 25 | $121.9M | $5.5B | ||
| Q2 25 | $103.7M | $5.4B | ||
| Q1 25 | $86.7M | $5.4B | ||
| Q4 24 | $90.9M | $5.4B | ||
| Q3 24 | $71.8M | $5.4B | ||
| Q2 24 | $99.2M | $5.4B | ||
| Q1 24 | $90.3M | $5.4B |
| Q4 25 | $1.0B | $10.9B | ||
| Q3 25 | $995.2M | $11.0B | ||
| Q2 25 | $964.0M | $10.9B | ||
| Q1 25 | $926.1M | $10.9B | ||
| Q4 24 | $931.4M | $10.9B | ||
| Q3 24 | $909.7M | $11.4B | ||
| Q2 24 | $919.2M | $11.5B | ||
| Q1 24 | $909.8M | $11.6B |
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 | $566.3M |
| Free Cash FlowOCF − Capex | $14.5M | $450.3M |
| FCF MarginFCF / Revenue | 6.9% | 165.4% |
| Capex IntensityCapex / Revenue | 5.6% | 42.6% |
| Cash ConversionOCF / Net Profit | 4.70× | 33.10× |
| TTM Free Cash FlowTrailing 4 quarters | $34.5M | $833.0M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $26.2M | $566.3M | ||
| Q3 25 | $34.9M | $176.6M | ||
| Q2 25 | $27.7M | $143.7M | ||
| Q1 25 | $-7.9M | $136.9M | ||
| Q4 24 | $19.2M | $541.1M | ||
| Q3 24 | $24.3M | $176.3M | ||
| Q2 24 | $11.8M | $88.7M | ||
| Q1 24 | $-52.0M | $167.9M |
| Q4 25 | $14.5M | $450.3M | ||
| Q3 25 | $20.1M | $148.7M | ||
| Q2 25 | $17.3M | $118.4M | ||
| Q1 25 | $-17.3M | $115.6M | ||
| Q4 24 | $12.4M | $440.8M | ||
| Q3 24 | $15.5M | $147.2M | ||
| Q2 24 | $3.4M | $69.5M | ||
| Q1 24 | $-61.8M | $151.9M |
| Q4 25 | 6.9% | 165.4% | ||
| Q3 25 | 10.4% | 53.1% | ||
| Q2 25 | 9.3% | 40.9% | ||
| Q1 25 | -10.9% | 42.7% | ||
| Q4 24 | 7.5% | 153.9% | ||
| Q3 24 | 10.5% | 50.8% | ||
| Q2 24 | 2.3% | 24.7% | ||
| Q1 24 | -46.8% | 54.5% |
| Q4 25 | 5.6% | 42.6% | ||
| Q3 25 | 7.7% | 10.0% | ||
| Q2 25 | 5.6% | 8.7% | ||
| Q1 25 | 5.9% | 7.9% | ||
| Q4 24 | 4.2% | 35.0% | ||
| Q3 24 | 6.0% | 10.1% | ||
| Q2 24 | 5.7% | 6.8% | ||
| Q1 24 | 7.4% | 5.7% |
| Q4 25 | 4.70× | 33.10× | ||
| Q3 25 | — | 1.09× | ||
| Q2 25 | — | 1.81× | ||
| Q1 25 | — | 3.13× | ||
| Q4 24 | — | 8.32× | ||
| Q3 24 | — | 3.06× | ||
| Q2 24 | — | 1.63× | ||
| Q1 24 | — | 3.01× |
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% |
KRC
Segment breakdown not available.
