But the best mutual funds bet the biggest "dinero" on Spanish bank Banco Santander (SAN). The best mutual funds poured $4.72 billion into Nvidia and scooped up $2.83 billion worth of Alphabet stock. JPMorgan fell just shy of the $1 billion mark, garnering $974 million from the best mutual funds. AppLovin ($700 million), Palantir stock ($538 million), Robinhood Markets (HOOD) ($527 million) and Shopify (SHOP) ($376 million) also displayed clear signs of demand. AI Demand Remains Robust Among The Best Mutual FundsThe best mutual funds continue to show demand for the AI-fueled semiconductor sector.