The initiation of coverage by UBS with a Neutral rating and a price target of $42 for Aramark (ARMK) is likely to have a neutral impact on the stock price in the short term. The Neutral rating suggests that the analyst does not expect significant price movement, while the price target of $42 may already be factored into the current market price. The news is highly relevant to ARMK as it directly pertains to the company, and it is important for investors to be aware of the analyst's opinion. The confidence in this analysis is high as it is based on the information provided in the article.