(Bloomberg) — JSR Corp., the largest maker of a compound essential to all chipmaking, surged by its daily limit after a report the government-backed Japan Investment Corp. may buy out the company for roughly ¥1 trillion ($7 billion). Most Read from Bloomberg JIC is considering making an offer to the company as early as this year, the Nikkei newspaper reported over the weekend. JSR will discuss the matter in a board meeting on Monday and make an announcement once a decision is made, it said in a statement. JSR rose 22% at the close, the most since since 1999, after...