Robinhood Markets and Susquehanna Group have agreed to purchase a 90% stake in regulated exchange LedgerX from Miami International Holdings. The partners will operate LedgerX as an independent exchange through a joint venture, with Robinhood holding majority control. Miami International Holdings will retain a 10% strategic stake. The acquisition positions Robinhood to expand into event-driven crypto markets and launch a futures and derivatives platform focused on prediction markets.

Spain's Sumar Parliamentary Group has submitted amendments to increase taxation on digital assets including Bitcoin and Ethereum. The proposal would shift crypto gains from the current savings tax rate capped at 30% to the general Personal Income Tax rate of up to 47%. The amendments, presented to the Congress of Deputies this month, also include provisions for a visual risk assessment system for cryptocurrency platforms.

KakaoBank has advanced its Korean won-pegged stablecoin project into active development, according to Newspim. The digital bank, part of South Korean tech conglomerate Kakao, is recruiting blockchain backend developers with expertise in smart contracts and token standards. The move follows similar initiatives by competitor Naver, which is reportedly pursuing a merger with Upbit, the country's largest cryptocurrency exchange.

Kevin Hassett, White House National Economic Council director, has emerged as the front-runner for Federal Reserve chair as President Donald Trump narrows his selection. Hassett disclosed owning $1m to $5m in Coinbase stock and receiving over $50,001 from the exchange for advisory work, according to Office of Government Ethics filings. Treasury Secretary Scott Bessent has completed second-round interviews with finalists, with Trump likely to announce a decision before December 25, 2025.

Robinhood Markets Inc. announced a joint venture with Susquehanna International Group to establish a futures and derivatives exchange. The new platform will acquire MIAXdx from Miami International Holdings and is expected to begin operations in 2026. Robinhood cited prediction markets as its fastest-growing product segment, with over 9 billion contracts processed across more than 1 million customers.

Polymarket received an Amended Order of Designation from the U.S. Commodity Futures Trading Commission, authorizing the platform to operate as a federally regulated prediction market. The approval, granted Monday and announced Tuesday, enables U.S. traders to access the platform through futures commission merchants and brokerages for the first time since 2022. The authorization subjects Polymarket to comprehensive regulatory obligations including enhanced surveillance systems, market-supervision protocols, and Part 16 reporting requirements.

The South African Reserve Bank has identified cryptocurrency assets and stablecoins as emerging financial stability threats, citing rapid domestic adoption and incomplete regulatory frameworks. As of July, the country's three largest crypto exchanges recorded 7.8 million registered users collectively holding approximately $1.5 billion in client assets by year-end 2024.

Texas acquired $5 million in BlackRock's iShares Bitcoin Trust (IBIT) as an initial step toward establishing the Texas Strategic Bitcoin Reserve. The purchase follows legislation passed earlier this year allocating $10 million for bitcoin accumulation. Texas aims to become the first U.S. state to operate a legislatively funded strategic bitcoin reserve under direct state management.