$达美航空(DAL)$ Berkshire $伯克希尔-哈撒韦B(BRK.B)$ subsidiaries sold $13M $DAL shares over Wednesday and Thursday for a total of $314.2 million , a per-share average of $24.19 each. Berkshire now has overall ownership of 58.9 million Delta shares, according to a form it filed with the SEC. 烫手的山芋谁也不想要。