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Side-by-side financial comparison of Boston Scientific (BSX) and Vistra Corp. (VST). Click either name above to swap in a different company.
Boston Scientific is the larger business by last-quarter revenue ($5.2B vs $4.8B, roughly 1.1× Vistra Corp.). Boston Scientific runs the higher net margin — 25.7% vs 4.8%, a 20.9% gap on every dollar of revenue. On growth, Vistra Corp. posted the faster year-over-year revenue change (31.2% vs 11.6%). Over the past eight quarters, Vistra Corp.'s revenue compounded faster (23.3% CAGR vs 12.4%).
Boston Scientific Corporation (BSC) is an American biotechnology and biomedical engineering firm and multinational manufacturer of medical devices used in interventional medical specialties, including interventional radiology, interventional cardiology, peripheral interventions, neuromodulation, neurovascular intervention, electrophysiology, cardiac surgery, vascular surgery, endoscopy, oncology, urology and gynecology.
Vistra may refer to either of two companies:Vistra, a corporate services company based in Hong Kong Vistra Corp, an energy company based in Texas
BSX vs VST — Head-to-Head
Income Statement — Q1 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $5.2B | $4.8B |
| Net Profit | $1.3B | $233.0M |
| Gross Margin | 69.5% | — |
| Operating Margin | — | 9.9% |
| Net Margin | 25.7% | 4.8% |
| Revenue YoY | 11.6% | 31.2% |
| Net Profit YoY | 99.0% | -47.2% |
| EPS (diluted) | $0.90 | $0.55 |
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 | $5.2B | — | ||
| Q4 25 | $5.3B | $4.8B | ||
| Q3 25 | $5.1B | $4.8B | ||
| Q2 25 | $5.1B | $3.8B | ||
| Q1 25 | $4.7B | $4.3B | ||
| Q4 24 | $4.6B | $3.7B | ||
| Q3 24 | $4.2B | $4.3B | ||
| Q2 24 | $4.1B | $3.6B |
| Q1 26 | $1.3B | — | ||
| Q4 25 | $670.0M | $233.0M | ||
| Q3 25 | $755.0M | $652.0M | ||
| Q2 25 | $795.0M | $327.0M | ||
| Q1 25 | $672.0M | $-268.0M | ||
| Q4 24 | $563.0M | $441.0M | ||
| Q3 24 | $468.0M | $1.9B | ||
| Q2 24 | $322.0M | $365.0M |
| Q1 26 | 69.5% | — | ||
| Q4 25 | 69.6% | — | ||
| Q3 25 | 69.9% | — | ||
| Q2 25 | 67.7% | — | ||
| Q1 25 | 68.8% | — | ||
| Q4 24 | 67.8% | — | ||
| Q3 24 | 68.8% | — | ||
| Q2 24 | 69.2% | — |
| Q1 26 | — | — | ||
| Q4 25 | 15.6% | 9.9% | ||
| Q3 25 | 20.7% | 21.7% | ||
| Q2 25 | 16.2% | 13.7% | ||
| Q1 25 | 19.8% | -2.8% | ||
| Q4 24 | 14.8% | 16.4% | ||
| Q3 24 | 17.4% | 59.6% | ||
| Q2 24 | 12.6% | 22.5% |
| Q1 26 | 25.7% | — | ||
| Q4 25 | 12.7% | 4.8% | ||
| Q3 25 | 14.9% | 13.6% | ||
| Q2 25 | 15.7% | 8.7% | ||
| Q1 25 | 14.4% | -6.3% | ||
| Q4 24 | 12.3% | 12.0% | ||
| Q3 24 | 11.1% | 43.5% | ||
| Q2 24 | 7.8% | 10.1% |
| Q1 26 | $0.90 | — | ||
| Q4 25 | $0.45 | $0.55 | ||
| Q3 25 | $0.51 | $1.75 | ||
| Q2 25 | $0.53 | $0.81 | ||
| Q1 25 | $0.45 | $-0.93 | ||
| Q4 24 | $0.38 | $1.09 | ||
| Q3 24 | $0.32 | $5.25 | ||
| Q2 24 | $0.22 | $0.90 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | — | $785.0M |
| Total DebtLower is stronger | — | $15.8B |
| Stockholders' EquityBook value | — | $5.1B |
| Total Assets | — | $41.5B |
| Debt / EquityLower = less leverage | — | 3.11× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $2.0B | $785.0M | ||
| Q3 25 | $1.3B | $602.0M | ||
| Q2 25 | $534.0M | $458.0M | ||
| Q1 25 | $725.0M | $561.0M | ||
| Q4 24 | $414.0M | $1.2B | ||
| Q3 24 | $2.5B | $905.0M | ||
| Q2 24 | $2.9B | $1.6B |
| Q1 26 | — | — | ||
| Q4 25 | $11.1B | $15.8B | ||
| Q3 25 | $11.1B | $15.8B | ||
| Q2 25 | $11.1B | $15.5B | ||
| Q1 25 | $10.5B | $15.4B | ||
| Q4 24 | $9.0B | $15.4B | ||
| Q3 24 | $9.2B | $13.9B | ||
| Q2 24 | $9.0B | $13.9B |
| Q1 26 | — | — | ||
| Q4 25 | $24.2B | $5.1B | ||
| Q3 25 | $23.4B | $5.2B | ||
| Q2 25 | $22.4B | $4.8B | ||
| Q1 25 | $22.2B | $4.8B | ||
| Q4 24 | $21.8B | $5.6B | ||
| Q3 24 | $20.7B | $5.4B | ||
| Q2 24 | $20.4B | $5.6B |
| Q1 26 | — | — | ||
| Q4 25 | $43.7B | $41.5B | ||
| Q3 25 | $42.7B | $38.0B | ||
| Q2 25 | $41.6B | $38.1B | ||
| Q1 25 | $40.1B | $38.2B | ||
| Q4 24 | $39.4B | $37.8B | ||
| Q3 24 | $38.1B | $37.9B | ||
| Q2 24 | $37.1B | $39.1B |
| Q1 26 | — | — | ||
| Q4 25 | 0.46× | 3.11× | ||
| Q3 25 | 0.48× | 3.02× | ||
| Q2 25 | 0.50× | 3.22× | ||
| Q1 25 | 0.47× | 3.20× | ||
| Q4 24 | 0.41× | 2.77× | ||
| Q3 24 | 0.45× | 2.56× | ||
| Q2 24 | 0.44× | 2.49× |
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 | — | $1.4B |
| Free Cash FlowOCF − Capex | — | $596.0M |
| FCF MarginFCF / Revenue | — | 12.4% |
| Capex IntensityCapex / Revenue | — | 17.4% |
| Cash ConversionOCF / Net Profit | — | 6.15× |
| TTM Free Cash FlowTrailing 4 quarters | — | $1.3B |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $1.4B | $1.4B | ||
| Q3 25 | $1.3B | $1.5B | ||
| Q2 25 | $1.3B | $572.0M | ||
| Q1 25 | $541.0M | $599.0M | ||
| Q4 24 | $1.5B | $1.4B | ||
| Q3 24 | $1.0B | $1.7B | ||
| Q2 24 | $813.0M | $1.2B |
| Q1 26 | — | — | ||
| Q4 25 | $1.0B | $596.0M | ||
| Q3 25 | $1.2B | $1.0B | ||
| Q2 25 | $1.1B | $-118.0M | ||
| Q1 25 | $354.0M | $-169.0M | ||
| Q4 24 | $1.2B | $923.0M | ||
| Q3 24 | $823.0M | $1.0B | ||
| Q2 24 | $658.0M | $698.0M |
| Q1 26 | — | — | ||
| Q4 25 | 19.2% | 12.4% | ||
| Q3 25 | 22.9% | 21.1% | ||
| Q2 25 | 22.3% | -3.1% | ||
| Q1 25 | 7.6% | -4.0% | ||
| Q4 24 | 25.8% | 25.2% | ||
| Q3 24 | 19.6% | 23.4% | ||
| Q2 24 | 16.0% | 19.4% |
| Q1 26 | — | — | ||
| Q4 25 | 6.6% | 17.4% | ||
| Q3 25 | 3.6% | 9.6% | ||
| Q2 25 | 3.1% | 18.4% | ||
| Q1 25 | 4.0% | 18.1% | ||
| Q4 24 | 6.1% | 11.7% | ||
| Q3 24 | 4.3% | 15.8% | ||
| Q2 24 | 3.8% | 13.8% |
| Q1 26 | — | — | ||
| Q4 25 | 2.04× | 6.15× | ||
| Q3 25 | 1.78× | 2.25× | ||
| Q2 25 | 1.62× | 1.75× | ||
| Q1 25 | 0.81× | — | ||
| Q4 24 | 2.59× | 3.07× | ||
| Q3 24 | 2.14× | 0.90× | ||
| Q2 24 | 2.52× | 3.28× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
BSX
| Cardiovascular | $3.1B | 59% |
| Endoscopy | $673.0M | 13% |
| Urology | $633.0M | 12% |
| Other | $386.0M | 7% |
| Neuromodulation | $271.0M | 5% |
| LACA | $155.0M | 3% |
VST
| Retail Energy Charge In ERCOT | $2.1B | 43% |
| Retail Energy Charge In Northeast Midwest | $1.2B | 24% |
| East Segment | $1.1B | 24% |
| Hedging Revenue Realized | $170.0M | 4% |
| Revenue From Other Wholesale Contracts | $116.0M | 2% |
| Transferable Production Tax Credit Revenues | $78.0M | 2% |
| West Segment | $77.0M | 2% |
| Intersegment Sales | $25.0M | 1% |
