MARKET HANGOVER: On Thursday Constellation Brands slid after the Justice Department sued to block a merger between the makers of Budweiser and Corona. Constellation would have doubled its revenue if the deal had gone through.

HOT JANUARY: The Dow logged its best start to the year in almost two decades, lifted by optimism about the housing market recovery grew. Decent company earnings for the fourth quarter and an improving job market also helped lift markets

NO BEARS LEFT: Small investors have been putting more money into equities in January. By one measure, the monthly flow into stock funds was the largest in nine years.