Ten consumer staples stocks that tumbled the most in September

As the month of September 2026 comes to a close and we begin a new quarter, the broader stock market has exhibited a mix of late-summer consolidation and selective sector rotation.

Investors continue to digest shifting macroeconomic data and adjust their portfolios for the final stretch of the third quarter, creating a dynamic backdrop where individual stock picking and sector trends take center stage. Within this environment, several pocket-level opportunities have emerged, particularly in consumer staples-related assets.

Below is a list of the worst performing consumer staples stocks over the past one month. The list is ranked based on lowest one month price performance, with stocks arranged from the largest decline to the smallest.

The list is topped by Lamb Weston Holdings, Inc. (LW), with a one month price performance of -24.17%. General Mills, Inc. (GIS) and The Clorox Company (CLX) are next, with Casey's General Stores, Inc. (CASY) and Freshpet, Inc. (FRPT) rounding out the rest of the top five. Lamb Weston and General Mills both carry Hold ratings, while Clorox has earned a Sell rating from Seeking Alpha's Quant Ratings.

Here is the list:

1. Lamb Weston Holdings, Inc. (LW), 1 month performance percentage: -24.17%

2. General Mills, Inc. (GIS), 1 month performance percentage: -22.60%

3. The Clorox Company (CLX), 1 month performance percentage: -20.99%

4. Casey's General Stores, Inc. (CASY), 1 month performance percentage: -19.46%

5. Freshpet, Inc. (FRPT), 1 month performance percentage: -18.72%

6. Sprouts Farmers Market, Inc. (SFM), 1 month performance percentage: -18.55%

7. Primo Brands Corporation (PRMB), 1 month performance percentage: -17.17%

8. Celsius Holdings, Inc. (CELH), 1 month performance percentage: -17.07%

9. Conagra Brands, Inc. (CAG), 1 month performance percentage: -16.47%

10. McCormick & Company, Incorporated (MKC), 1 month performance percentage: -16.14%

Consumer Staples ETFs: (XLP), (VDC), (IYK), (FSTA), (KXI), and (RSPS)