20:2220:22, 10 January 2011diffhist0
Nielsen Holdings
Added updated revenue, using the following as source: http://dealbook.nytimes.com/2011/01/10/nielsen-lowers-expectations-for-its-i-p-o/
20:2220:22, 10 January 2011diffhist0
Nielsen Holdings
Added updated revenue, using the following as source: http://dealbook.nytimes.com/2011/01/10/nielsen-lowers-expectations-for-its-i-p-o/