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SEC requests the public prosecutor to file a lawsuit against seven offenders in the Civil Court for insider trading of AIE and AI shares or disclosing inside information to other persons



Friday 3 July 2026 | No. 145 / 2026


Bangkok, 3 July 2026 – The Securities and Exchange Commission (SEC) has requested the public prosecutor to file a lawsuit against seven offenders in connection with two insider trading cases involving the sales of shares of AI Energy Public Company Limited (AIE) and Asian Insulators Public Company Limited (AI), in which the offenders knew or possessed inside information, disclosed inside information to other persons, or assisted or facilitated such sales using inside information, as applicable, seeking the imposition of civil sanctions at the maximum statutory penalties.

Earlier, the Civil Sanction Committee (CSC) resolved to impose civil sanctions on eight offenders*
in the case of using inside information concerning AIE’s and AI’s first quarter 2021 operating results that showed a significant decline in net profit before such information was disclosed to the Stock Exchange of Thailand (SET). The sanctions include a total civil monetary penalty of 82,897,226 ba
ht (9,175,395 baht in the case of AIE and 73,721,831 baht in the case of AI). In addition, the offenders are subject to a bar from serving as directors or executives for 9 – 42 months, as the case may be.

In this regard, while one offender agreed to comply with the civil sanctions imposed by the CSC, the other seven offenders, namely (1) Mr. Narong Thareratanavibool, (2) Mr. Noppol Thareratanavibool, (3) Mr. Kovit Thareratanavibool, (4) Mr. Pongsapak Thareratanavibool, (5) Mrs. Jarunee Worakitjanuwat, (6) Mr. Thanit Thareratanavibool, and (7) Mr. Chonlasin Worakitjanuwat, refused to extinguish the case in accordance with the civil sanctions imposed by the CSC, which is deemed a refusal to resolve the case at the SEC level.

The SEC has therefore submitted a written request to the public prosecutor to file a lawsuit against the seven offenders in the Civil Court, seeking the imposition of civil sanctions requiring them to pay a total amount of 111,586,875.61 baht (9,732,472.55 baht in the case of AIE and 101,854,403.06 baht in the case of AI), plus interest, together with a suspension from trading securities and derivatives and a bar from serving as a director or executive, at the maximum statutory penalties.

In addition, the SEC has referred this matter to the Anti-Money Laundering Office (AMLO) for further action within its authority, as the unfair securities trading misconduct constitutes a predicate offense under the Anti-Money Laundering Act B.E. 2542 (1999).




Note: * SEC News No. 306/2025 dated 3 December 2025 “SEC imposes civil sanctionsagainst eight offenders for insider trading of AIE and AI shares or disclosinginside information to other persons”







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