The Potter Factor: is 20% too much?

David Sokol was widely believed to be the anointed successor to billionaire Warren Buffett at the helm of Berkshire Hathaway Inc. until he resigned unexpectedly, following shocking revelations about his personal stock trading. Clever Sokol! He purchased ten million dollars worth of shares in Lubrizol Corp., a chemical company, then persuaded his boss, Buffett, to acquire it. Buffett agreed, the purchase swelled the values of the stock, and Sokol then sold his shares at a hefty profit, about 3 million dollars.

Sokol lost his job over the transaction, which has tarnished Buffett’s reputation, but he got his money. He appears to have found a neat little loophole in the insider trading prohibitions, which make it illegal for an individual to profit from investments made with the assistance of information that is not generally known. If Sokol knew that Buffett was going to purchase Lurizol and bought the stock to profit from it, he could be headed to jail. Because he made the purchase before he and Buffett discussed the deal, however, he’s only heading to the bank. Galling as it is, most authorities agree that he broke no laws.  Continue reading →