The FBM KLCI edged into negative territory around midday following a volatile session, as investors braced for a crucial US inflation report.
As of 12:30pm, the key index had dipped 1.98 points to 1,587.68.
Investor sentiment remained cautious, reflecting a subdued market sentiment with 693 stocks declining against 329 gainers, while 421 stocks held steady.
Leading the decliners, YTL Power saw a significant drop of 22 cents to RM4.66, while YTL Corp slipped 15 cents to RM3.29.