Thailand
7 regulators · 17 laws & regulations · 5 obligations · 14 enforcement actions
| Date | Entity | Regulator | Action | Penalty | Source | Summary |
|---|---|---|---|---|---|---|
| 15 Oct 2026 | Mr. Tawee Aroonpornwong (individual) | SEC | Prohibition Order Settlement | THB 2,942,292.38≈ US$87,722 | official | |
One of four offenders sanctioned for manipulating the price or trading volume of Star Universal Network PCL (STAR) shares between 17 May and 12 July 2021, after a Stock Exchange of Thailand referral in December 2021. Ordered to pay THB 2,942,292.38 (civil penalty of 1,558,317.50, compensation of 1,246,654 and investigation costs, per the SEC's enforcement list), with a 6-month trading suspension and a 12-month director and executive bar. Payments across the four offenders total THB 9,997,167.27. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 15 Oct 2026 | Mr. Susitak Achariyasombat (individual) | SEC | Prohibition Order Settlement | THB 5,181,490.13≈ US$154,482 | official | |
One of four offenders sanctioned for manipulating the price or trading volume of Star Universal Network PCL (STAR) shares between 17 May and 12 July 2021, after a Stock Exchange of Thailand referral in December 2021. Ordered to pay THB 5,181,490.13 (civil penalty of 2,802,316.25, compensation of 2,241,853 and investigation costs of 137,320.88 per the SEC's enforcement list), with a 6-month trading suspension and a 12-month director and executive bar. Payments across the four offenders total THB 9,997,167.27. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 7 Sep 2026 | Mr. Passavin Kaewlumpoon (individual) | SEC | Prohibition Order Settlement | THB 1,644,898.85≈ US$49,948 | official | |
Described in the release as an employee of SIX (Thailand). Sanctioned with three others for placing matching orders in the SIX digital asset on the Bitkub exchange between 2019 and 2021, which misled the public about trading volume. Ordered to pay THB 1,644,898.85 (civil penalty and investigation costs), with a 6-month suspension from trading digital assets and derivatives and a 12-month bar from acting as director or executive of a digital token offeror or digital asset business operator. Payments across the four total THB 6,579,595.40. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 7 Sep 2026 | Mr. Vorapot Lan (individual) | SEC | Prohibition Order Settlement | THB 1,644,898.85≈ US$49,948 | official | |
Described in the release as an employee of SIX (Thailand). Sanctioned with three others for placing matching orders in the SIX digital asset on the Bitkub exchange between 2019 and 2021, which misled the public about trading volume. Ordered to pay THB 1,644,898.85 (civil penalty and investigation costs), with a 6-month suspension from trading digital assets and derivatives and a 12-month bar from acting as director or executive of a digital token offeror or digital asset business operator. Payments across the four total THB 6,579,595.40. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 7 Sep 2026 | Mr. Vachara Aemavat (individual) | SEC | Prohibition Order Settlement | THB 1,644,898.85≈ US$49,948 | official | |
Described in the release as the person responsible for SIX (Thailand)'s operations. Sanctioned with three others for placing matching orders in the SIX digital asset on the Bitkub exchange between 2019 and 2021, which misled the public about trading volume. Ordered to pay THB 1,644,898.85 (civil penalty and investigation costs), with a 6-month suspension from trading digital assets and derivatives and a 12-month bar from acting as director or executive of a digital token offeror or digital asset business operator; jointly liable with the company for its monetary sanction. Payments across the four total THB 6,579,595.40. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 7 Sep 2026 | SIX Network (Thailand) Co., Ltd. (digital asset project issuer) | SEC | Prohibition Order Settlement | THB 1,644,898.85≈ US$49,948 | official | |
Company. Sanctioned with three others for placing matching orders in the SIX digital asset on the Bitkub exchange between 2019 and 2021, which misled the public about trading volume. Ordered to pay THB 1,644,898.85 (civil penalty and investigation costs), with a 6-month suspension from trading digital assets and derivatives. Payments across the four total THB 6,579,595.40. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 1 Sep 2026 | Mr. Paithoon Wongwatcharamongkol (individual) | SEC | Prohibition Order Settlement | THB 5,536,886≈ US$166,759 | official | |
One of 18 offenders sanctioned for jointly manipulating the price or trading volume of META Corporation PCL shares between 26 February 2018 and 3 February 2020. Ordered to pay THB 5,536,886 (civil penalty, compensation and investigation costs, as the release describes the totals), with a 11-month trading suspension and a 22-month director and executive bar. Payments across the 18 offenders total THB 172,565,769. The sanctions take effect only once the offender signs a letter of consent; the SEC enforcement list shows them in force. |
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| 25 Dec 2025 | Mr. Chookiat Rujanapronpajee (individual) | SEC | Prohibition Order Monetary Penalty | THB 594,117 | official | |
Found to have colluded in manipulating Metro Systems Corporation shares in 2022. Ordered to pay THB 594,117 (civil penalty and investigation costs), with an 11-month trading suspension and a 22-month director and executive bar. The combined payments of the two offenders are THB 249,848,464. |
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| 25 Dec 2025 | Miss Paranya Rudjanapronpajee (individual) | SEC | Prohibition Order Monetary Penalty | THB 249,254,347 | official | |
Found to have colluded in manipulating the price or trading volume of Metro Systems Corporation shares over 64 business days between 30 March and 7 July 2022. Ordered to pay THB 249,254,347 (civil penalty, compensation equal to the benefit received and investigation costs), with a 14-month trading suspension and a 28-month director and executive bar. The bar takes effect when she signs a consent letter. |
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| 3 Dec 2025 | Miss Pimwan Thareratanavibool (individual) | SEC | Prohibition Order Settlement | THB 1,076,852≈ US$33,754 | official | |
Managing director and director of AI Energy PCL (AIE) who sold AIE shares through her own account using inside information between 15 March and 12 May 2021, one of eight offenders in SEC release 306/2025. She was ordered to pay THB 1,076,852 (civil penalty, compensation for the benefit received and SEC investigation costs) and barred for 12 months from acting as a director or executive of securities issuers and securities companies. She was the only one of the eight who accepted the sanctions; SEC release 145/2026 (3 July 2026) asked the public prosecutor to sue the other seven in the Civil Court. |
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| 1 Aug 2024 | Mr. Worawoot Ounjai (individual) | SEC | Prohibition Order Monetary Penalty | THB 2,118,873 | official | |
A director of COL Public Company Limited and its second-largest major shareholder, found to have bought COL shares through Patcharapat Tongwaen's account before COL disclosed to the SET on 14 September 2020 that a Central Retail Corporation subsidiary planned to acquire all its securities. Ordered to pay THB 2,118,873 (civil penalty, compensation and costs) with a 14-month director and executive bar. Patcharapat Tongwaen received the same payment and a 12-month bar. |
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| 21 Jun 2024 | Miss Pallapa Viddayakorn (individual) | SEC | Prohibition Order Monetary Penalty | THB 287,245,797 | official | |
One of six offenders sanctioned for manipulating Principal Capital (PRINC) shares between July 2017 and June 2018; the six payments total THB 426,795,221. Her payment is THB 287,245,797 (civil penalty, compensation and costs), with a 36.5-month trading ban and a 73-month director and executive ban. |
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| 2 May 2024 | Mr. Boonchai Jirapongtrakul (individual) | SEC | Prohibition Order Monetary Penalty | THB 42,847,521.95 | official | |
One of 14 offenders sanctioned for manipulating The Steel (THE) shares. The release gives a single amount of THB 42,847,521.95 covering civil penalty, compensation and investigation costs, with a 48-month trading ban and a 97-month director and executive ban, plus a separate 34-month director bar starting 26 April 2024. Payments across the 14 total THB 275,874,196.83. |
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| 11 Jan 2024 | Mr. Yanyong Intarasongkarw (individual) | SEC | Prohibition Order Monetary Penalty | THB 7,737,658 | official | |
Nine offenders were sanctioned for coordinated trading in Nation Multimedia Group, Electronics Industry and Tong Hua Holding shares between January and March 2017. His payment is THB 7,737,658 (civil penalty, compensation and costs), with a 30-month trading ban and a 60-month director and executive ban. Payments across the nine total THB 33,677,137.50. |
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