Thailand Securities and Exchange Commission approved amendments to the Stock Exchange of Thailand’s trading regulations aimed at strengthening oversight of orderly securities trading by tightening short selling rules. The changes remove Non-SET100 Index securities from short selling eligibility and require all short selling to comply with the Uptick Rule. The amended SET regulations take effect on 16 April 2025. Under the Uptick Rule, short selling prices must be set above the latest trading price, and this requirement will remain in place until further review; the SEC and the SET will monitor market conditions and evaluate the measures’ effectiveness.
Thailand Securities & Exchange Commission 2025-04-11
Thailand Securities and Exchange Commission approves SET amendments excluding non-SET100 shares from short selling and maintaining the Uptick Rule
The Thailand Securities and Exchange Commission approved amendments to the Stock Exchange of Thailand's trading regulations to enhance oversight by tightening short selling rules. The changes exclude Non-SET100 Index securities from short selling and mandate compliance with the Uptick Rule, requiring short selling prices to be above the latest trading price. These regulations will be effective from 16 April 2025, with ongoing monitoring by the SEC and SET.