Sector comparisons
One page per sector, putting the companies that compete with each other on the same axes: revenue, margins, free cash flow, and the operating figures they report themselves.
Automakers
Tesla against the other US-listed carmakers: revenue, margins, cash flow, and quarterly vehicle deliveries.
Big banks
The largest US banks compared: revenue, net margin and quarterly revenue, from their filings with the SEC. A bank's income statement carries no gross-profit or operating-income subtotal, so those columns are left out rather than shown empty.
Big tech
The largest US technology companies on the same axes: revenue, gross and operating margins, and free cash flow, from their filings with the SEC.
Health insurers
The largest US health insurers compared: revenue, operating and net margins, and free cash flow, from their filings with the SEC.
Payments
Card networks and payment processors compared: revenue, operating margin and free cash flow, from their filings with the SEC.
Semiconductors
The chipmakers side by side: revenue, gross and operating margins, and free cash flow, from their filings with the SEC.
Revenue, margin and cash-flow figures come from the companies' filings with the U.S. Securities and Exchange Commission.