Stocks closed lower on Wall Street Monday as investors pulled back from the major indexes' record highs of last week, the AP reports. Consumer-focused and drug company shares weighed on sentiment the most, while energy shares surged along with the price of oil. Bristol-Myers Squibb dropped nearly 5% in a renewal of selling begun Friday, when it said its cancer treatment Opdivo failed a study aimed at extending its usage. Walmart Stores slipped 0.6% after saying it'll pay $3.3 billion in cash and shares for online retailer Jet.com. The Dow Jones industrial average dropped 14 points, or 0.1%, to 18,529. The Standard & Poor's 500 fell 2 points, or 0.1%, to 2,181. The Nasdaq composite fell 8 points, or 0.2%, to 5,213. (More Dow Jones stories.)