International derivatives marketplace CME Group has posted a notice of disciplinary action against Sungbeon Kang. The Chief Regulatory Officer of CME Group’s Market Regulation Department issued charges against Sungbeon Kang for violating CME Rules 539 and 432.L1. based on allegations that on multiple occasions between August 25, 2021, and January 3, 2022, Kang prearranged and noncompetitively executed numerous transactions in CME E-Mini S&P Options, British Pound Options, Japanese Yen Options, and Australian Dollar Options markets opposite another trader. In addition, Kang failed to appear before Exchange staff for ... (full story)