Broadcom (AVGO 386.99, +16.21, +4.37%) is trading higher after Apple (AAPL 309.54, -1.12, -0.36%) quantified an expanded multiyear supply agreement expected to exceed $30 billion through 2031, covering U.S.-made wireless-connectivity components and custom silicon. The announcement is supporting Broadcom despite mixed semiconductor trading and a risk-off backdrop, as investors view the five-year commitment as validation of Broadcom’s continued importance within Apple supply chain.