Top Research Reports for UnitedHealth, Costco & Applied Materials Posted bySheraz Mian February 10, 2022 Leave a comment on Top Research Reports for UnitedHealth, Costco & Applied Materials Today’s Research Daily features new research reports on 16 major stocks, including UnitedHealth Group Incorporated (UNH), Costco Wholesale Corporation (COST), and Applied Materials, Inc. (AMAT).