Inside brokers Weikai Li, Abhiroop Mukherjee, Rik Sen WHO SHOULD REGULATE INVESTMENT ADVISERS? Ben Charoenwong* National University of Singapore Alan Kwan Hong Kong University Tarik Umar Rice

Bangkok, March 16, 2016 ? The Criminal Fining Committee has imposed a fine of 500,000 baht on Chai Sophonpanich for disclosing inside information for other persons to purchase shares of Bangkok

Mrs. Chatkaew Gajaseni Mrs. Chatkaew Gajaseni, while being director and executive director of PTG Energy Public Company Limited (PTG), knew or possessed negative substantial inside information about

Mr. Tharathon Phiboonthammasak Mr. Tharathon Phiboonthammasak knew or possessed negative substantial inside information about PTG Energy Public Company Limited (PTG) Q3/2018 performance which would

Miss Ounruen Sujarittham Miss Ounruen Sujarittham, while Senior Finance and investor Relations Manager of TRC CONSTRUCTION PUBLIC COMPANY LIMITED (TRC), knew or possessed negative substantial inside

Mrs. Kotchakorn Phiboonthammasak Mrs. Kotchakorn Phiboonthammasak knew or possessed negative substantial inside information about PTG Energy Public Company Limited (PTG) Q3/2018 performance which

Ms. Lapat-orn Gajaseni Ms. Lapat-orn Gajaseni aided or abetted Mrs. Chatkaew Gajaseni to sell PTG Energy Public Company Limited (PTG) stocks by using negative substantial inside information about

Mr. Sahadchai Gajaseni Mr. Sahadchai Gajaseni aided or abetted Mrs. Chatkaew Gajaseni to sell PTG Energy Public Company Limited (PTG) stocks by using negative substantial inside information about

Mr. Khemmapope Gajaseni Mr. Khemmapope Gajaseni aided or abetted Mrs. Chatkaew Gajaseni to sell PTG Energy Public Company Limited (PTG) stocks by using negative substantial inside information about

Mr. Chanin Yensudchai Mr. Chanin Yensudchai (formerly chairman of the board of directors of Stark Corporation Public Company Limited ("STARK")) colluded with others used an inside