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Securities Firms Break Into Korean Crypto Exchanges

Reported by Businesskorea
Jul 24, 2026· 3 min read
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Key Takeaways
  • • Major securities firms are consolidating Korean crypto exchanges through significant acquisitions: Naver completed a stock-swap merger with Dunamu (operator of Upbit, Korea's largest crypto exchange), creating a $13.6 billion fintech powerhouse, while Korea Investment & Securities agreed to a $92 million deal to acquire Korbit, the country's oldest exchange, and Mirae Asset is pursuing Coinone.
  • • South Korea's regulatory environment has shifted dramatically in favor of institutional participation: The country ended a 9-year ban on corporate cryptocurrency investments, allowing public companies to invest up to 5% of their equity in the top 20 cryptocurrencies, directly enabling securities firms' entry into the sector.
  • • Security and compliance remain critical differentiators as institutional players enter the market: Multiple exchanges have faced regulatory fines and cyber incidents, with regulators requiring enhanced security breach detection tools, server infrastructure upgrades, and compliance partnerships—factors institutional acquirers are addressing through acquisition and integration.
  • • The market concentration is significant: Korea's domestic crypto market is concentrated on two major exchanges (Upbit and Bithumb), which together handle approximately $26 billion in average weekly turnover, making control of these platforms strategically valuable for securities firms seeking exposure to cryptocurrency trading volumes.
  • • Banking relationships have become a regulatory flashpoint: South Korean courts have mandated that major banks cannot unfairly terminate banking partnerships with crypto exchanges, signaling judicial support for institutional integration of cryptocurrency services.
Summary
South Korean securities firms are aggressively acquiring stakes in cryptocurrency exchanges, marking a fundamental shift in the country's approach to institutional crypto participation. The most significant development is Naver's merger with Dunamu Inc., operator of Upbit (Korea's largest crypto exchange), through a stock-swap transaction that created a $13.6 billion fintech conglomerate. Simultaneously, Korea Investment & Securities, the nation's largest securities firm by assets, agreed to a $92 million acquisition of Korbit, the country's third-largest and oldest cryptocurrency exchange. Mirae Asset Securities, another major player with a market cap of $13.46 billion, is also pursuing acquisition of Coinone.

This consolidation wave is directly enabled by South Korea's decision to end a 9-year ban on corporate cryptocurrency investments. Effective as of the reporting period, public companies are now permitted to allocate up to 5% of their equity capital to cryptocurrencies in the top 20 by market capitalization. This regulatory permissioning removes a structural barrier that previously prevented institutional players from entering the sector, effectively opening the market to the country's largest securities and fintech firms.

The targeted exchanges operate within a concentrated market structure. Upbit and Bithumb dominate Korea's domestic cryptocurrency landscape, collectively handling approximately $26 billion in average weekly turnover between 2024 and 2026, with altcoins driving the majority of trading activity. Security and compliance infrastructure have emerged as key acquisition drivers, following multiple regulatory enforcement actions and cyber incidents. Korbit was previously fined $20,000 for lacking adequate security breach detection tools and server infrastructure, while Bithumb experienced a major incident involving accidental distribution of bitcoins to users. Coinone has independently strengthened its position by signing partnerships with security and disclosure firms to ensure regulatory compliance under South Korea's updated cryptocurrency framework.

The institutional influx is also supported by judicial intervention in banking relationships. Seoul Central District Court ruled that major financial institutions, including Nonghyup Bank, cannot unfairly terminate banking partnerships with cryptocurrency exchanges, ensuring that acquirer institutions maintain critical payment infrastructure access. This convergence of regulatory permissioning, market concentration, and judicial protection suggests a durable shift toward institutional ownership and management of South Korea's primary cryptocurrency trading platforms.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Businesskorea Securities Firms Break Into Korean Crypto Exchanges