Indonesian Stock Market Ends Mixed on December 15, 2025

Market Overview

The Indonesian Composite Index (IHSG) ended Monday's trading session with a 0.13% decline to 8,649.66, despite fluctuating throughout the day ¹

. The index moved between 8,622 and 8,720 during the session ¹

Source 1

https://investasi.kontan.co.id/news/ihsg-terkoreksi-012-ke-8649-cek-saham-net-buy-terbesar-asing-di-awal-pekan-ini

²

Source 2

https://investasi.kontan.co.id/news/cermati-saham-saham-net-sell-terbesar-asing-saat-ihsg-terkoreksi-senin-1512

.

Sectoral Performance

The energy sector recorded the largest decline, while the healthcare sector became the main supporter of the index ⁴

. This mixed performance reflects the complex dynamics in the Indonesian stock market.

Foreign Investor Activity

Foreign investors showed mixed activity in the market. They recorded a net buy of Rp 247.49 billion across all markets ⁵

. The net buy was Rp 525.62 billion in the negotiation and cash markets, while there was a net sell of Rp 278.13 billion in the regular market ⁵

Source 5

https://pusatdata.kontan.co.id/news/ihsg-turun-ke-8649-hari-ini-1512-masih-ada-net-buy-asing-rp-247-miliar

.

Key Stocks

Stocks with the largest foreign net buy included PT Impack Pratama Industri Tbk (IMPC) with Rp 448.8 billion, PT Bank Mandiri Tbk (BMRI) with Rp 211.8 billion, and PT Siloam International Hospitals Tbk (SILO) with Rp 192.8 billion ⁵

. Conversely, stocks with significant foreign net sell were PT Bumi Resources Tbk (BUMI) with Rp 621.8 billion, PT Darma Henwa Tbk (DEWA) with Rp 210.1 billion, and PT Raharja Energi Cepu Tbk (RATU) with Rp 119.3 billion ⁵

Source 5

https://pusatdata.kontan.co.id/news/ihsg-turun-ke-8649-hari-ini-1512-masih-ada-net-buy-asing-rp-247-miliar

.

Market Outlook

Analysts from MNC Sekuritas noted that the IHSG's movement on Monday was volatile, with initial gains followed by a decline ⁷

. The pressure came from the energy and infrastructure sectors, amid profit-taking in some conglomerate stocks that had previously risen on Friday ⁷

Source 7

https://investasi.kontan.co.id/news/ihsg-diproyeksi-menguat-terbatas-selasa-1612-cermati-rekomendasi-analis

.