These eleven large-cap stocks were the worst performers in the last week. Are they in your portfolio? LPL Financial Holdings Inc. (NASDAQ:LPLA) shares tumbled 20.16%. The company announced that financial advisor Alex Williams, CFP, has joined its broker-dealer, RIA, and custodial platforms to launch a new independent practice, Stable Wealth.Advanced Micro Devices (NASDAQ:AMD) stock decreased 17.82%. Shares of semiconductor and hardware stocks are trading lower amid a selloff in the sector, which has gained this year amid AI momentum.Domino’s Pizza Inc (NYSE:DPZ) stock dived 17.78% after the co…