In its 2010 annual report, Berkshire disclosed $938 million in writedowns in the fourth quarter for other-than-temporary losses on certain stocks. It did not disclose which ones or why. But letters between the company and the SEC released Monday identify the stocks in question as Swiss Re, US Bancorp and Sanofi-Aventis.
Did he not realize that NVS/MNTA were going to take a big chunk of the Lovenox pie?