Core Viewpoint - The Indonesian stock market experienced significant volatility, triggering temporary trading halts due to a drop exceeding 10% in the composite index, influenced by foreign capital sell-offs and concerns raised by MSCI regarding market investability and transparency [1][2]. Group 1: Market Performance - On January 29, the Indonesian composite index fell by 8% to 7,654 points, leading to a temporary trading halt [1]. - After resuming trading, the index further declined by 8.34% to 7,627 points, with a peak drop of approximately 10.1% recorded [1]. - This marked the second consecutive day of significant declines, with the previous day also seeing a drop exceeding 8% due to foreign investor sell-offs [1]. Group 2: MSCI Influence - MSCI issued a warning on January 27 regarding the free float assessment and market investability of Indonesian stocks, heightening foreign investor concerns and prompting market sell-offs [1]. - The Indonesian Stock Exchange indicated the need for actionable reform measures in response to MSCI's concerns, emphasizing that effective reforms could positively impact the capital market in the long term [1]. Group 3: Rating Changes - UBS downgraded its rating for the Indonesian stock market from "Overweight" to "Neutral," citing concerns related to MSCI's assessment of free float ratios [2]. - Goldman Sachs lowered its rating to "Underweight," warning of increased capital outflow pressure if Indonesia is reclassified as a frontier market [2]. Group 4: Regulatory Response - The Indonesian Financial Services Authority announced plans to increase the minimum public ownership ratio for listed companies from 7.5% to 15% to address MSCI's concerns regarding market transparency and investability [2]. - The Indonesian Stock Exchange is expected to release new regulations in the near future [2].