On October 16, 2026, the Financial Services Authority (OJK) imposed administrative sanctions on a number of securities companies and capital market participants related to the stock trading case of PT Dian Swastatika Sentosa Tbk (DSSA).
According to OJK's Capital Market Supervision Executive Director Hasan Fawzi, there was manipulation in the trading of DSSA shares carried out by individual and institutional clients through a number of stock exchange members.
According to Hasan, these actions were carried out in a planned and structured manner, causing the price of DSSA shares to rise significantly.
OJK noted that the DSSA stock trading case took place in three time periods, namely January 12-19, 2024, May 21-July 15, 2024, and July 18, 2024-February 3, 2026.
The parties subject to sanctions related to DSSA stock trading are:
- PT Sinar Mas Tunggal: fine of Rp1.5 trillion
- PT Sinarmas Sekuritas: fine of Rp1.4 billion
- PT Aldiracita Sekuritas Indonesia: fine of Rp1.4 billion
- PT BCA Sekuritas: fine of Rp1.4 billion
- PT Amantara Sekuritas Indonesia: fine of Rp1.4 billion
- PT Trimegah Sekuritas Indonesia Tbk: fine of Rp1.4 billion
- PT Supra Sekuritas Indonesia: fine of Rp1.4 billion
- PT Buana Capital Sekuritas: fine of Rp1.4 billion
- PT Waterfront Sekuritas Indonesia: fine of Rp1.4 billion
- PT RHB Sekuritas Indonesia: fine of Rp700 million
In the past year, the price of DSSA shares once rose to a peak of Rp4,640 per share on January 27, 2026.
However, after that, the price gradually weakened to Rp670 on October 30, 2026. Currently, the price has fallen by 80.6% compared to October 30, 2025 (year-on-year), as shown in the chart.
According to data from the Indonesia Stock Exchange, DSSA is also on the list of issuers with high shareholding concentration (HSC), as approximately 95% of its shares are collectively owned by certain groups.