David Sokol, who unexpectedly resigned from Berkshire Hathaway this week, defended his decision to purchase stock in a company before recommending it to Warren Buffett, saying another key lieutenant had done the same thing.
Mr Sokol traded shares in Lubrizol, a speciality chemicals maker, before he suggested that Berkshire buy the company. Berkshire eventually acquired Lubrizol for $9bn in March.
Mr Sokol, former chairman of several Berkshire subsidiaries, said he did not know whether Mr Buffett would follow his advice and added that he had no control over Berkshire’s investment decisions.
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