By Anhata Rooprai and Max A. Cherney Oct 29 (Reuters) - Intel shares plunged some 18% on Thursday after the company disclosed that a factory explosion in Israel will cost it roughly $600 million in lost revenue over two quarters because it has been shut down for about two weeks.

Intel shares plunged nearly 27% in premarket trading on Friday, October 30, after the chipmaker warned of weaker demand for personal computers (PCs), rising memory prices and manufacturing problems th...