Brian Armstrong announced an arrest in India involving a former customer service agent tied to Coinbase’s May 2025 breach. Coinbase set aside up to $400 million for remediation, including a $20 million customer reward fund and a new U.S. support hub, and said less than 1% of customers were affected without password or private key compromise. Shares slipped 1.2% to $236.79.

The New York Fed said $30.5 billion of trades in the on‑the‑run 10‑year Treasury failed to settle in the week ended December 10, the largest delivery fails since December 2017. The squeeze followed a $42 billion November 12 auction and was exacerbated by balance‑sheet runoff that has reduced SOMA reinvestments since mid‑2022.

The Shanghai Stock Exchange said companies building reusable launch vehicles can list on the STAR Market without profit or revenue thresholds if they have one successful orbital mission. LandSpace's Zhuque‑3 reached orbit earlier in December but its booster was not recovered; the firm received 900 million yuan in December 2024 and filed in late July ahead of a possible early‑2026 IPO.

On December 26 2025, silver climbed above $79 per ounce for the first time, having risen more than 150% since the start of the year while gold gained about 70%. Trading spans OTC transactions in London, futures on COMEX and Shanghai, large ETFs such as the iShares Silver Trust, and physical bars, coins and mining stocks. Tight supply, rising solar demand and retail hoarding have helped push prices higher, though some traders warn of extreme volatility and the risk of sharp reversals.

WazirX founder and CEO Nischal Shetty said in a recent interview that the Indian crypto exchange's ownership dispute with Binance has now progressed into formal litigation, intensifying uncertainty for its users. He traced the disagreement back to Binance's announced acquisition of WazirX around late 2019 to early 2020 and declined to comment on any post-hack communication with Binance in July 2024. Shetty also discussed a separate custody conflict with provider Liminal following a July 2024 multi-signature wallet breach that WazirX linked to Liminal's infrastructure, while Liminal later rejected responsibility.

Global mergers and acquisitions rose nearly 50% in 2025 to about $4.5 trillion, according to the London Stock Exchange Group. A record 68 transactions valued at $10 billion or more helped lift investment banking fees to around $135 billion. Deals involving U.S. companies totaled $2.3 trillion, the largest share since 1998.

In Q3 2025, according to Citadel's latest 13F filing, Ken Griffin increased positions across six Magnificent Seven stocks, adding over $4.2 billion in value based on September 30 closing prices. Microsoft was doubled with 1.99 million new shares worth $1.03 billion, Meta holdings rose 12,693%, and Amazon was reduced by 39%.

On December 26, Cointelegraph reviewed 2025 crypto challenges, highlighting rising hacks, macro shifts, and tighter regulation. The article cited a 30% Bitcoin correction and reported $57 billion in spot BTC ETF inflows, alongside growing cold wallet adoption. CoinMarketCap showed BTC at $87,351.17, down 0.8% over 24 hours and 23.99% over 60 days.