• Borneo Olah Sarana Sukses faces material going-concern uncertainty tied to subsidiary Bangun Olahsarana Sukses' bankruptcy, auditors warned on October 28, 2026.
• A Supreme Court review remains pending; management is working with bankruptcy administrators to finalize investor and contractor agreements supporting business continuity.
• Mining disruptions linked to the subsidiary's legal status and liquidity constraints left the company with no commercial sales in 2025.
• Unpaid obligations include Rp 38.97 billion in installments to Rocksbridge Energy; Pratama Bersama has Rp 43.14 billion in unpaid debt.
• Pratama Natural Resources and its subsidiaries recorded a Rp 34.74 billion comprehensive loss, with an equity deficit of Rp 239.9 billion.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. PT Borneo Olah Sarana Sukses Tbk published the original content used to generate this news brief via Indonesia Stock Exchange (IDX) (Ref. ID: 32170957) on October 30, 2026, and is solely responsible for the information contained therein.