Berkshire Hathaway Rating Boosted, Carvana Rating Cut: Latest Rankings of Leading Blue-Chip Stocks

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On October 3, 2026, market analyst Louis Navellier updated his Stock Grader recommendations for 196 major stocks. Notably, several stocks received upgrades, including Aflac Incorporated (AFL), which secured an overall grade of A, as did Arrow Electronics, Inc. (ARW). Other companies such as Bristol-Myers Squibb Company (BMY) and Centene Corporation (CNC) also achieved an A rating. In contrast, companies like Advanced Micro Devices, Inc. (AMD) and Assurant, Inc. (AIZ) were downgraded from very strong to strong ratings.

The revisions are based on institutional buying pressure and other fundamental financial health metrics, aiming to help investors identify potential profit opportunities. Stocks can be reviewed through Navellier’s proprietary Stock Grader tool for detailed guidance.

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