Lionel Messi holds a minority stake in Inter Miami CF with a contract structure that converts his equity post-retirement—a rare structure that locks the sport's highest-paid athlete into long-term franchise ownership. With $50-60M annually in salary plus revenue shares, Messi has the cash flow to build a sports portfolio beyond his playing career. His Miami base positions him at the center of MLS's most valuable franchise, a team that has tripled in valuation since his 2023 arrival. This move marks a shift in how elite athletes approach wealth. Rather than diversifying away from sports after retirement, top-tier players now negotiate ownership stakes as contract components. Messi's structure—equity that vests post-career—mirrors how PE firms use earnouts, but from a player's perspective. It signals that franchise ownership is becoming standard currency in athlete compensation, not an exception. For Inter Miami and MLS, it deepens player alignment with franchise value, a thesis that could reshape how league economics work when athletes have real capital at stake.