IDX Composite closes 1.3 percent lower as US inflation bites
Published on 10/15/2026 at 13:12 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWSRates and global growth
- IDX Composite closed at 5,864 points on October 15, down 79 points or 1.3 percent.
- US inflation rose to 3.7 percent in September, above the 3.6 percent forecast.
- Anugerah Kagum Karya Utama gained 34.6 percent, leading IDX Composite stocks.
- US industrial production and capacity data are due on October 16, 2026.
IDX Composite closed on October 15, 2026 at 5,863.78, losing 79 points or 1.3 percent. Higher-than-expected US inflation and broad sector losses pressured Indonesian shares, CNBC Indonesia reported.
Anugerah Kagum Karya Utama rose 34.6 percent, the strongest gain among the listed stocks. The market was also focused on Federal Reserve Chair Kevin Warsh's discussion with IMF Managing Director Kristalina Georgieva in Bangkok.
Why did IDX Composite fall 1.3 percent?
US consumer inflation reached 3.7 percent year over year in September, above the 3.6 percent market forecast. Core inflation rose 2.6 percent year over year, above the 2.4 percent reading in August, CNBC Indonesia reported.
China's September trade surplus reached USD 133.53 billion, above the USD 118.1 billion forecast. The data and geopolitical tension added to the external pressure on Indonesian assets.
Winners and losers in IDX Composite
- Anugerah Kagum Karya Utama up 34.6 percent, Okezone Economy reports
- Bank of India Indonesia up 25.0 percent, Okezone Economy reports
- Alkindo Naratama up 24.9 percent, Okezone Economy reports
- Indokripto Koin Semesta down 15.0 percent, Okezone Economy reports
- Arthavest down 14.9 percent, Okezone Economy reports
- Teknologi Karya Digital Nusa down 14.9 percent, Okezone Economy reports
All 11 sectors fell. Consumer cyclicals dropped 3.2 percent, while energy declined 3.0 percent and industrials lost 2.4 percent. Decliners outnumbered advancers 567 to 108, with 120 stocks unchanged.
IDX Composite's session course
The index opened at 5,917.13 and reached a high of 5,917.70. Selling later drove it to a low of 5,804.21 before a late recovery lifted the close 60 points above the session low.
What comes next for IDX Composite
On October 16, 2026, US industrial production and capacity utilization data are scheduled after the Indonesian session, CNBC Indonesia reported.
