Perdana Bangun Pusaka is trading 13.4% down at IDR 1,680 on November 3, 2026, amid reported HSC-related selling after the exchange began excluding HSC stocks from the Jakarta Composite Index on November 2. - A market report named the company among HSC shares that fell that day, citing a 95.84% concentration level. - The broader Indonesian index closed higher on November 2; available news describes the November 2 move rather than independently confirming the November 3 decline.