September 8, 2021 Black raspberry-flavored Kirkland Signature sparkling water is misleadingly labeled in that buyers are given a false impression of the amount/quantity/type of flavoring in the product, a class action claims.
July 19, 2021 A lawsuit claims buyers of Kirkland Signature “Chocolate Almond Dipped Vanilla” ice cream bars are not told that the dessert’s coating is made of mostly vegetable oils.
June 10, 2021 Costco has repeatedly failed to provide participants in and beneficiaries of its healthcare plan with lawful COBRA notices upon a “qualifying event,” a class action claims.
May 10, 2021 A proposed class action alleges the “free” battery replacement warranty sold by Costco for Interstate-branded car batteries does not work as consumers believe it will.
January 12, 2021 Charleston, South Carolina's public works commissioners have sued a number of retailers for their sale of "flushable" wipes alleged to have caused extensive damage to sewer and septic systems.
September 22, 2020 A class action claims Costco misled consumers into believing its Optifiber Natural Prebiotic Supplement is “natural” even though it contains a synthetic ingredient.
September 10, 2020 Local Puerto Rican businesses allege Walmart, Costco, Walgreens and CVS Pharmacy sold non-essential goods amid the commonwealth's COVID-19 state of emergency.
April 17, 2020 A proposed class action claims Costco has misled consumers as to the wireless charging capability of the Apple AirPods headphones available through its website.
March 6, 2019 A proposed class action has been filed in Washington on behalf of consumers who purchased “ordinary commodity coffee” that was allegedly deceptively labeled as authentic Kona coffee.
November 7, 2018 A Costco common stockholder alleges the retailer and its CEO and CFO deceived shareholders into purchasing securities at artificially inflated prices.
May 18, 2018 A California woman claims in a proposed class action lawsuit that Costco’s Kirkland Signature branded dish soap and laundry detergent are not 'environmentally responsible' despite their labels’ claims.
March 2, 2018 A consumer alleges the amounts of omega fatty acids in Kirkland-brand Wild Alaskan Fish Oil products is misrepresented on bottle labels.