Public companies in Illinois
63 publicly traded companies file with the SEC and are headquartered in Illinois. Financial figures shown are drawn from SEC EDGAR filings and are dated. They are factual reference only and are not investment advice.
Financial figures are drawn from SEC EDGAR and are factual reference only. This is not investment advice.
| Company | Industry | Type | Ticker | Revenue (dated) |
|---|---|---|---|---|
| Abbott Laboratories | Technology, Healthcare | public | ABT | $44B (FY 2025) |
| Abbvie | Technology, Healthcare | public | ABBV | $61B (FY 2025) |
| Allstate | Finance | public | ALL | $68B (FY 2025) |
| Archer Daniels Midland | Food and Beverage | public | ADM | $25B (FY 2025) |
| Baxter | Healthcare | public | BAX | $11B (FY 2025) |
| Boeing | Real Estate, Aerospace Defense | public | BA | $77B (FY 2019) |
| CDW | — | public | CDW | $22B (FY 2025) |
| CF Industries | Manufacturing | public | CF | $7.1B (FY 2025) |
| CME Group | Finance | public | CME | $6.5B (FY 2025) |
| CNA Financial | Finance | subsidiary | CNA | $1.6B (FY 2025) |
| Dover Corporation | — | public | DOV | $8.1B (FY 2025) |
| Exelon | Energy | public | EXC | $24B (FY 2025) |
| GE Healthcare | Technology, Healthcare, Manufacturing | public | GEHC | $21B (FY 2025) |
| Groupon | Retail | public | GRPN | $498M (FY 2025) |
| Ingredion | Healthcare, Food and Beverage | public | INGR | $7.2B (FY 2025) |
| Kemper Corporation | Finance | public | KMPR | $4.8B (FY 2025) |
| Kraft Heinz | Food and Beverage, Consumer Goods | subsidiary | KHC | $25B (FY 2025) |
| Mondelez International | Food and Beverage | public | MDLZ | $39B (FY 2025) |
| Morningstar, Inc. | Finance | public | MORN | $2.4B (FY 2025) |
| Motorola Solutions | Telecom | public | MSI | $12B (FY 2025) |
| Old Republic International | Finance | public | ORI | $9.1B (FY 2025) |
| RLI Corp. | Finance | public | RLI | $1.9B (FY 2025) |
| Ulta Beauty | Consumer Goods | public | ULTA | $12B (FY 2026) |
| Vivid Seats | — | public | SEAT | $451M (FY 2025) |
| W. W. Grainger | — | public | GWW | $18B (FY 2025) |
| Arthur J. Gallagher & Co. | — | public | AJG | $14B (FY 2025) |
| Cars.com | — | public | CARS | $723M (FY 2025) |
| Cboe Global Markets | — | public | CBOE | $2.2B (FY 2017) |
| Conagra Brands | Food and Beverage | public | CAG | $12B (FY 2025) |
| Donnelley Financial Solutions | — | public | DFIN | $767M (FY 2025) |
| GoHealth | Healthcare | public | GOCOQ | $362M (FY 2025) |
| Northern Trust | Finance | public | NTRS | $5.0B (FY 2025) |
| Packaging Corporation of America | — | public | PKG | $9.0B (FY 2025) |
| QCR Holdings | Finance | public | QCRH | $166M (FY 2017) |
| United Airlines | Transportation | subsidiary | UAL | $59B (FY 2025) |
| Zebra Technologies | Technology | public | ZBRA | $5.4B (FY 2025) |
| Deere | Manufacturing | public | — | — |
| Discover Financial | Finance | public | — | — |
| Essendant | — | public | — | — |
| Federal Signal Corporation | Transportation | public | — | — |
| Hill-Rom | — | subsidiary | — | — |
| Hyatt | Healthcare | public | — | — |
| IL Tool Works | Manufacturing | public | — | — |
| JLL | — | public | — | — |
| Kraft Foods | Food and Beverage, Consumer Goods | subsidiary | — | — |
| McDonald's | Food and Beverage | public | — | — |
| Portillo's Restaurants | Food and Beverage | public | — | — |
| Potbelly Sandwich Shop | Food and Beverage | public | — | — |
| RR Donnelley | — | public | — | — |
| Sears & Roebuck | Retail | subsidiary | — | — |
| Sears Holdings | Retail | public | — | — |
| Telephone and Data Systems | Telecom | public | — | — |
| Tenneco | Transportation | public | — | — |
| Walgreen | Retail | subsidiary | — | — |
| Walgreens Boots Alliance | Retail | public | — | — |
| Anixter | — | public | — | — |
| Busey Bank | Finance | public | — | — |
| Byline Bank | Finance | public | — | — |
| CRRC Sifang America | Manufacturing | public | — | — |
| Gardner Denver | — | public | — | — |
| Titan Tire Corporation | — | public | — | — |
| United Continental | Transportation | subsidiary | — | — |
| Wintrust | Finance | public | — | — |