totalmarketcap

Largest companies in Spain

The 5 companies domiciled in Spain that trade on a US exchange, ranked by market capitalisation. Domicile comes from each company's own SEC filing, so a company headquartered here but listed only on its home market does not appear.

Combined market cap

$370.933 B

0.4% of all US-listed value

Companies

5

Ranked #15 of 55 countries

Largest

Banco Santander

SAN ยท market cap

Average

$74.187 B

Mean market cap per company

#NameMarket capCloseSessionCountry
1Banco SantanderSAN$205.5B$14.20-2.00% Spain
2Banco Bilbao Vizcaya ArgentariaBBVA$160.4B$28.09-2.02% Spain
3GrifolsGRFS$4.95B$7.20-3.29% Spain
4WallboxWBX$67.6M$2.83-3.74% Spain
5Turbo EnergyTURB$12.5M$1.04+0.97% Spain

All 5 companies. One row per company, with secondary share classes folded into their primary listing. Updated 24 Sept 2026.

Other countries

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