In assessing the performance of Berkshire Hathaway he counts, not the price appreciation for the companies in which Berkshire has big stakes (like Coca-Cola), but Berkshire's pro rata share of their net.

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Sprint Nextel (S) has agreed to exercise its pro rata preemptive right to the offering such that it will purchase, in a separate, private transaction, only shares of class B common stock.

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One of the reasons that's very difficult to give is the lack of GPs, pro rata, compared to other parts of Europe.

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