Shares of Brown-Forman Corp. $BF-B, the parent company of Jack Daniel’s, experienced a substantial drop, plummeting as much as 18% in a single trading day. This marked the steepest intra-day decline since 2008, further intensifying the year-to-date depreciation to 13%. This stark plunge followed the company's announcement of quarterly results that fell short of market expectations, paired with a conservative sales outlook for the current fiscal year.