Boston Stock Exchange - Erroneous Trading in Boston Beer Company, Inc

Business Wire, July 23, 2007

BOSTON -- The Boston Stock Exchange, Inc. Regulation Department (BSER) announced that, on Wednesday July 18, 2007, 172,500 shares of SAM stock were erroneously traded during a quality assurance testing session, which may have had an impact on the market.

BSER has contacted both the Securities and Exchange Commission (SEC) and NYSE Regulation, Inc., the regulator of the primary listing exchange, and is actively working to ensure that this does not reoccur.

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