Disclaimer, TEVA is in a very bad financial position, with dwindling cashflows and large debt. Buffet has always been the king of "value investing", hence why a position in Teva isn't surprising from him - it's most likely that he sees the company as severely undervalued and is entering into stages of repair.
Buffet's new position in Teva was widely publicised this week:
Bilgiler ve yayınlar, TradingView tarafından sağlanan veya onaylanan finansal, yatırım, işlem veya diğer türden tavsiye veya tavsiyeler anlamına gelmez ve teşkil etmez. Kullanım Şartları'nda daha fazlasını okuyun.