totalmarketcap

Largest auto & home supply stores companies

Every US-listed auto & home supply stores company we cover, 6 of them, ranked by market capitalisation, with revenue and earnings taken from their SEC filings.

Combined market cap

$119.781 B

0.1% of all US-listed value

Companies

6

Ranked #81 of 152 industries

Largest

O Reilly Automotive

ORLY · market cap

Average

$19.964 B

Mean market cap per company

#NameMarket capCloseSessionCountry
1O Reilly AutomotiveORLY$69.5B$85.90+0.09% United States
2AutozoneAZO$46.4B$2,843.34-1.77% United States
3Advance Auto PartsAAP$2.48B$41.10-3.66% United States
4MarinemaxHZO$1.16B$52.42+0.02% United States
5OneWater MarineONEW$165.7M$9.94-3.12% United States
6CarParts.comPRTS$67.3M$8.34-1.19% United States

All 6 companies. One row per company, with secondary share classes folded into their primary listing. Updated 24 Sept 2026.

Sectors auto & home supply stores companies sit in

Other industries

Figures come from SEC filings and daily market prices. Companies listed only outside the US are not covered: see methodology.