South Korean industry officials are once again voicing concerns that the crypto exchange Upbit may be a de facto monopoly, with smaller competitors’ market presence becoming “insignificant.” The South Korean newspaper Seoul Kyungjae reported that, per data from the regulatory Financial Supervisory Service (FSS), Upbit’s share of total domestic crypto trading volumes was 71.6% in the first six months of 2025. The platform’s operator, Dunamu, is on the verge of a merger with Naver, the country’s biggest in ...