As the hard-seltzer boom fizzles out, Boston Beer falls into a hole By: MarketWatch October 21, 2021 at 16:38 PM EDT The seltzer boom has fizzled out, and Boston Beer Co. is paying for it. Read More >> Related Stocks: Anheuser-Busch Inbev SA Sponsored ADR (Belgium) Boston Beer Company, Inc. (The) Common Stock Constellation Brands Molson Coors Brewing SPX