U.S. stocks opened steady on Monday as investors hope to build on October's momentum, which was the best month for stocks in four years. Treehouse Foods (THS) is buying ConAgra's (CAG) private label business for $2.7 billion and will create the largest private label business in the United States. The combined company will have annual revenue of nearly $7 billion. The deal is expected to close in 2016. The deal expands Treehouse's reach in the grocery store. Lionsgate (LGF) is looking to build on its film library with theme parks. Roller coasters and other rides based on the 'Hunger Games' movies will anchor two new theme parks in the United States and China, according to Tim Palen, the company's chief brand officer. He told the New York Times the two parks, built by separate companies and planned for areas near Atlanta and Macau. The film studio hopes to generate $100 million in extra revenue from the parks and other location based entertainment. TheStreet's Jane King reports from the Nasdaq Marketsite.