Shares of Patterson Companies, Inc. plunged more than 23 percent to a new 52-week low of $36.46 as the company didn't announce an expected distribution deal with e-commerce giantAmazon.com, Inc. AMZN. Sentiment was also dented by the company’s lower-than-expected quarterly results and weak guidance.Baird’s Jeff Johnson said ahead of earnings that he's now convinced a distribution agreement with Amazon is increasingly likely. Though the company didn’t announce the deal in its earnings print, the potential deal sounds imminent.Read more