Indonesia’s benchmark stock index dropped 1.33% during morning trading on 22 September 2026, falling 84.62 points to 6,300.11 by around 10:45 WIB after opening at 6,392.34. The decline extended a pullback from 21 September 2026, when the IHSG closed down 0.88% at 6,384.72. Market breadth was heavily negative across the Indonesia Stock Exchange, where 546 stocks declined, 137 advanced, and 280 ended unchanged.
Large lenders lead morning losses
PT Bank Rakyat Indonesia (Persero) Tbk generated the largest single drag, reducing the benchmark by 14.6 points. Coal producer PT Bayan Resources Tbk subtracted 7.74 points. Other prominent laggards included PT Bumi Resources Minerals Tbk, down 2.98 points, PT Telkom Indonesia (Persero) Tbk, down 2.77 points, and PT Bank Mandiri (Persero) Tbk, which subtracted 2.45 points.
Selling pressure broadened across major industry sectors on Tuesday morning. Energy slipped 1.99%. Utilities fell 1.77%. Property slid 1.72%. Non-primary consumer shares fell 1.52%, raw materials lost 1.33%, and financials declined 0.84%. Bucking the broader decline, PT Amman Mineral Internasional Tbk provided a positive contribution of 2.11 points.
Central bank policy meeting underway
The morning slump arrived as Bank Indonesia convened for a two-day Board of Governors meeting starting 22 September 2026, with an interest rate decision scheduled for 23 September 2026. The meeting marks the first monetary policy session led by Destry Damayanti since her inauguration as definitive Governor of Bank Indonesia on 2 September 2026. Market consensus anticipates the central bank will maintain its benchmark BI Rate at 5.75%, matching the level set at its August meeting, alongside expectations of 4.75% for the deposit facility and 6.5% for the lending facility.
Jakarta equities diverged sharply from regional peers that posted broad morning advances across Asia on 22 September 2026, with South Korea’s KOSPI gaining 1.84% while Japan’s Nikkei 225 rose 1.38% and Taiwan added 0.84%. Elsewhere in Southeast Asia, Malaysia’s benchmark index climbed 0.69%, Thailand’s SET rose 0.56%, and Singapore’s STI added 0.44%.
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Source: Bank Indonesia
