AEM Holdings is trading 4.2% down at SGD 10.04 after a sharp earnings-driven rally. - 1H2026 net profit growth reached 875.6%, while FY2026 revenue guidance was raised to S$630 million–S$680 million. - No new company-specific negative announcement was identified on August 18, 2026; profit-taking remains a possible but unconfirmed explanation. - Positive semiconductor-sector sentiment means broader industry weakness does not explain the drop; confidence remains low with no confirmed direct catalyst.