KUALA LUMPUR: The FBM KLCI closed lower on Thursday as profit-taking tracked losses across key Asian markets, while an uncertain US-Iran ceasefire kept investor sentiment cautious.

At the close, the market barometer fell 10.07 points, or 0.59%, to 1,686.24. The index traded within a 12.64-point range between an intraday high of 1,692.65 and a low of 1,680.01.