2. -- The economic calendar in the U.S. Wednesday includes the ADP Employment Change index for July at 8:15 a.m. EDT, advanced gross domestic product for the second quarter at 8:30 a.m., Chicago PMI at 9:45 a.m., and the rate decision from the Federal Open Market Committee at 2 p.m.
3. -- U.S. stocks on Tuesday ended mixed as the Fed presidents began their two-day meeting. The S&P 500 rose 0.04% to 1,685.96 while the Dow Jones Industrial Average slipped 0.01% to 15,520.59. The Nasdaq added 0.48% to 3,616.47.
4. -- Cubist Pharmaceuticals ( CBST) is making an aggressive move to expand its antibiotic business, by acquiring Optimer Pharmaceuticals ( OPTR) and Trius Therapeutics ( TSRX). The deals are valued at $801 million and $818 million, if certain milestones are reached, respectively. Cubist already markets the antibiotic Cubicin but once the two deals close the company will control Optimer's currently approved antibiotic Dificid as well as Trius' late-stage antibiotic candidate tedizolid.
5. -- Whole Foods Market ( WFM), the grocery chain, is expected by Wall Street on Wednesday to post fiscal third-quarter earnings of 37 cents a share on sales of $3.09 billion.
6. -- MasterCard ( MA), the credit card company, is forecast by Wall Street to report second-quarter earnings of $6.30 a share on revenue of $2 billion.
7. -- Cable giant Comcast ( CMCSA) is expected to post profit of 63 cents a share in the second quarter on revenue of $16.01 billion.
8. -- Activist investor William Ackman is set to announce Wednesday his firm's largest-ever investment, The Wall Street Journal reported. Ackman's firm, Pershing Square Capital Management, is investing more than $2 billion in a U.S.-based industrial company, people familiar with the matter told the newspaper. The identity of the company remained unclear Tuesday. The investment will represent nearly 10% of the company, which has a market capitalization of more than $20 billion, the people told the Journal.
9. -- Accenture ( ACN), the consulting company, is in talks to acquire smaller rival Booz & Co., people familiar with the matter told the Journal. Booz employs about 3,000 people and had revenue of about $1.4 billion in 2012.
10. -- Facebook ( FB) shares rose 6.2% on Tuesday to close at $37.61, within pennies of its initial public offering price of $38 price in May 2012. The stock of the social networking giant rose as high as $37.96 in trading Tuesday afternoon. -- Written by Joseph Woelfel >To contact the writer of this article, click here: Joseph Woelfel >To submit a news tip, send an email to: email@example.com.