JCI Closes Down 1.85 Per Cent, Rupiah Hits New Record Low
JAKARTA — The Indonesia Composite Index (JCI) closed significantly lower in today’s trading, Monday (18/05/2026). According to data from the Indonesia Stock Exchange (IDX), the JCI fell by 1.85 per cent, or 1_24.08 points, to the level of 6,599.24.
Throughout the trading session, the JCI fluctuated within a range of 6,398.79 to 6,631.28. The index opened with a decline of more than 2 per cent and briefly plummeted by over 4 per cent during the first session.
A total of 616 stocks closed lower, 125 stocks gained, and 79 stocks remained stagnant. Market capitalisation also decreased to Rp 11,539 trillion.
Trading volume was recorded between 29.72 billion and 31.99 billion shares, with transaction frequency ranging from 2.54 million to 2.57 million times.
Selling pressure was evident across all sectoral indices. The transportation sector recorded the deepest decline of 6.20 per cent. Meanwhile, the basic materials sector corrected by 5.17 per cent, and the industrial sector weakened by 3.24 per cent. According to Refinitiv data, the basic materials sector saw the most significant decline during today’s trading.
Additionally, the utilities sector fell by 2.96 per cent, and the healthcare sector corrected by 2.75 per cent.
Shares of DSSA closed down 155 points, or 14.98 per cent, to the level of 880. Meanwhile, TPIA plummeted by 640 points, or 14.88 per cent, to a position of 3,660. Since the morning session, both stocks had touched the Auto Rejection Bottom (ARB) limit, weakening by up to 15 per cent.
In addition to DSSA and TPIA, large-cap banking stocks also weighed heavily on the index’s movement. Shares of PT Bank Rakyat Indonesia (Persero) Tbk (BBRI) were the largest drag, contributing a decline of 12.55 points to the JCI, followed by PT Bank Mandiri (Persero) Tbk (BMRI), which contributed 6.26 points of pressure.
In contrast, shares of PT Indo Tambangraya Megah Tbk (ITMG) strengthened by 4.18 per cent, and PT Telkom Indonesia (Persero) Tbk (TLKM) rose by 4.05 per cent.