Swift said in late September 2025 it began designing a shared blockchain ledger with a group of 30+ banks and will prototype it with Consensys. At the same time, Ethereum’s exchange supply ratio is about 0.137, marking its lowest reading since 2016, while charts show ETH near $2.9K.

Three newly created Bitcoin wallets moved about 2,509 BTC from a FalconX hot wallet within 24 hours, totaling roughly $221 million. A macro chart linking BTC with the ISM PMI argues the strongest rallies arrive with economic expansion, while Bitcoin dominance is testing resistance that some view as a potential trigger for altcoin rotation.

On Dec. 17, Vitalik Buterin urged simplifying Ethereum's protocol to widen independent understanding and strengthen trust. Separately, an ETH whale shifted about $1.8 billion into seven new wallets after unstaking, according to X user TedPillows. Data charted by CryptoQuant indicate exchange-held ETH has dropped to its lowest share since 2016.

Ethereum’s weekly active addresses have risen toward about 2.4 million, near historic highs. Analysts are monitoring a long-term rising support dating back to 2016 and a December monthly close level at $2,930 that could shape price direction. Some also flag potential downside targets at $2,000 and $1,100 if that threshold is lost.

JPMorgan's asset management arm is rolling out its first tokenized money market fund on the Ethereum blockchain, seeding the private MONY fund with $100 million before opening it to qualified investors. At the same time, traders are tracking Ethereum price levels around $2,600 as key downside support and $3,600 as a major resistance zone that could signal a breakout toward higher targets.

Strategy disclosed $989 million in net proceeds from ATM sales of common and preferred stock between Dec. 8 and Dec. 14, 2025, alongside a new purchase of 10,645 bitcoin for about $980.3 million. The company's filings sparked debate over dilution, while traders highlighted MSTR's 2024 support zone and watched key levels around $231 and a $340 "volume shelf" for a potential rebound.

On Dec. 15, Bitcoin moved between roughly $88,600 and $89,800 while traders watched transfers from wallets tagged to Wintermute, a narrowing CME futures gap, and a test of rising daily chart support near $89,000. BTC traded about 1.68% lower on the BTC USDT pair, and some analysts warned that a breakdown of this trendline could open the way toward the $80,000 region even as resistance remains clustered around $92,000 to $95,000.

Two Ethereum price charts shared on X outline separate bullish technical structures, one based on an inverse head and shoulders on the weekly timeframe and another on a Wyckoff accumulation schematic. The first setup, posted by Bitcoinsensus, sketches potential upside above $7,000 with an extended objective near $7,600, while the second, from Merlijn The Trader, maps a path toward the $10,000 region if Wyckoff Phase E "markup" unfolds. Both traders emphasize that these scenarios still require confirmation as the patterns evolve.

Strategy, formerly MicroStrategy, will remain in the Nasdaq 100 when the index reconstitution takes effect before the market opens on Dec. 22, 2025, while Michael Saylor reiterated on X that Bitcoin "hoarding" will continue. At the same time, a TradingView chart shared on X shows MSTR trading near $178 after a steep sell off from summer highs around $450, and a trader using the handle @comic has outlined a potential move toward $100 by mid January based on a bearish technical pattern. The stock's recent narrow upward channel sits well below prior support zones near $300 and $250, which the chart treats as new resistance within a broader downtrend.