Investors over-reacted when they wiped 25 per cent off the value of Lynas Corporation this week, according to analysts who say the company can be profitable without its Malaysian rare earths refinery.

Short-sellers have flocked toward Lynas in the belief it will face headwinds from the recently elected Malaysian government of Dr Mahathir Mohamad, but CLSA analyst Dylan Kelly is standing by his "high-conviction buy" recommendation.