Johnston et al v. Costco Wholesale Corporation et al

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Case overview

Case Number:

3:26-cv-00403

Court:

California Southern

Nature of Suit:

Other Fraud

Multi Party Litigation:

Class Action

Judge:

Anthony J. Battaglia

Firms

Companies

Sectors & Industries:

  1. June 23, 2026

    Chicken Buyers Say Costco Can't Ditch False Ad Suit

    A proposed class of consumers is urging a California federal court not to throw out their claims that Costco Wholesale Corp. falsely advertised its rotisserie chickens as having no preservatives, saying consumer expectation, not federal regulations, is what matters in the case.

  2. June 05, 2026

    Costco Roasts Customers' Rotisserie Chicken Additives Suit

    Costco is crying foul on two California shoppers who claim the bulk retailer deceptively marketed its $4.99 rotisserie chickens as preservative-free, telling a federal judge Thursday the proposed class action cannot survive because the ingredients the plaintiffs flag aren't classified as preservatives by federal regulators.

  3. January 29, 2026

    Costco Sued Over 'No Preservatives' Roast Chicken Ads

    A pair of Golden State consumers have hit Washington-based Costco Wholesale Corp. with a proposed class action in California federal court, accusing the company of falsely advertising its popular $4.99 rotisserie chicken as preservative free despite containing two chemicals — sodium phosphate and carrageenan — which allegedly function like preservatives.