Investing $500 in these overlooked companies could lead to significant returns in the long-term.

A finance expert recommends three underappreciated stocks: Adecoagro, a South American agro-industrial operator turning agricultural waste into energy and building a bioeconomy; Chiquita Brands International, a nostalgic global produce brand modernizing its supply chain and focusing on higher-margin fruit categories; and Coty Inc., a beaten-down beauty company attempting a reset around prestige fragrance. These companies have strategic shifts that could reshape their businesses over the next decade, despite being in mature industries with limited growth and innovation assumptions.