JCI Falls 1.85 Percent as Foreign Investors Net Sell Rp460 Billion; Five Stocks Dumped

JAKARTA, KOMPAS.com – The Jakarta Composite Index (IHSG) closed weaker by 1.85 percent, or down 124 points, to the 6,599 level in trading on Monday, 18 May 2026. The decline occurred amid substantial selling pressure from foreign investors. According to data from the Indonesia Stock Exchange (BEI), foreign investors recorded net selling of Rp 460 billion. The selling pressure was concentrated on commodity-based stocks and conglomerates. PT Aneka Tambang Tbk (ANTM) was the stock with the largest foreign selling, amounting to Rp 315 billion. Next, PT Barito Renewables Energy Tbk (BREN) recorded net selling of Rp 153 billion, PT Amman Mineral International Tbk (AMMN) Rp 149 billion, PT Alam Tri Resources Indonesia Tbk (ADRO) Rp 77 billion, and PT Dian Swastatika Sentosa Tbk (DSSA) Rp 68 billion. The value of transactions in DSSA shares reached Rp 102.99 billion with a trading volume of around 1.17 million lots. AMMN shares also slumped sharply, dropping 14.86 percent or 550 points to Rp 3,150. The shares opened at Rp 3,580 and moved to a high of around Rp 3,590 before ultimately hitting the ARB level at Rp 3,150. The value of AMMN transactions reached Rp 325.06 billion with a trading volume of around 1.01 million lots. Next, BREN closed down slightly by 0.31 percent or 10 points to Rp 3,190. Although it briefly moved with volatility and touched a high of Rp 3,410, BREN eventually lost momentum and moved back to the Rp 3,100s. The value of BREN transactions reached Rp 432.49 billion with a trading frequency of 27,920. The value of ANTM transactions reached Rp 964.07 billion with a trading volume of 3.05 million lots and a frequency of 77,760. Meanwhile, ADRO closed down 2.38 percent or 60 points to Rp 2,460. ADRO shares tended to move downwards throughout the session after opening at Rp 2,500 and briefly touching a low of Rp 2,410. The value of ADRO transactions reached Rp 250.09 billion with a trading volume of 1.02 million lots. Amid market pressure, foreign investors continued to accumulate in several large-cap banks and telecommunications stocks. PT Bank Central Asia Tbk (BBCA) recorded the largest net buy at Rp 107 billion, followed by PT Bank Mandiri (Persero) Tbk (BMRI) Rp 85 billion. Next, PT Telkom Indonesia (Persero) Tbk (TLKM) Rp 59 billion, PT Merdeka Copper Gold Tbk (MDKA) Rp 57 billion, and PT Bank Rakyat Indonesia (Persero) Tbk (BBRI) Rp 52 billion.