(Refile to add missing letter in Buffett's name in the first paragraph)
May 4 (Reuters) - Berkshire Hathaway's Warren Buffett has sold about a third of his stake in IBM Corp during the first and second quarter of 2017, CNBC reported.
"I don't value IBM the same way that I did 6 years ago when I started buying... I've revalued it somewhat downward" Buffett told CNBC during an interview. (Reporting by Ahmed Farhatha in Bengaluru; Editing by Sandra Maler)