The Idiot Index

How much each company keeps out of every dollar. Real numbers from public filings, computed against published methodologies, with a verifiable receipt on every line.

500 companies across 14 sectors · receipts verified server-side

Top extractors by category

One tile per ratio. The biggest extractor across every sector we cover. Click any tile to see the full ranking.

Or browse by sector

Each sector has its own methodology — formulas adjust to what COGS and OpEx actually mean in that industry.