On Dec. 19, 2025, Coinbase CEO Brian Armstrong tweeted "I like @Solana," following the company's Dec. 17 systems update. He thanked the Solana team and highlighted the launch of Solana DEX trading via Jupiter inside the Coinbase app, with rollout in the U.S. The update also outlined stocks, prediction markets, and an institutional tokenization platform.

Lifinity, a Solana-based DEX, will wind down after a community vote. On December 10, 2025, a shutdown proposal was put to holders, and on December 18, 2025, the team announced the decision on X. The protocol plans to distribute $43.4 million in USDC to $LFNTY holders, after processing about $150 billion since 2022.

On 19 December 2025, Cardano detailed a strategic transition from its long-standing research-centric model toward an execution-led, infrastructure-oriented approach. The network plans to emphasize reliability, measurable performance and structured governance, while routing high-frequency activity to Layer 2 solutions and positioning its base layer as a stable settlement network. This repositioning unfolds as Bitcoin price data highlights a key support zone and a wider market environment that rewards tangible results over narrative-driven promises.

Shiba Inu ended 2025 with a quarterly loss of -37.3%, after recording negative monthly returns in 10 out of 12 months and Q4 declines of -15.2%, -16.2% and -11.6%. SHIB is trading near $0.00000745, with traders watching the $0.00000678 floor and a possible move toward $0.000008–$0.000009 in early 2026.

YoungHoon Kim, who presents himself as having an IQ of 276, posted three strongly bullish views on XRP, including a claim that prices below $2 are "nearly free". He framed XRP Ledger as a settlement layer and liquidity rail rather than a speculative chip, and said he plans never to sell his XRP. His comments highlight both a utility-focused thesis for the network and a deliberate "no-sell" mentality around the token.

Bubblemaps reported in a Thursday X post that 23 wallets linked to the Ava deployer sniped around 40% of the AVA supply at launch on Solana. AVA later hit a $300 million FDV by January 2025, then plunged over 79% since launch and 96% from its $0.33 all-time high on Jan. 15, 2025.

Loopring's LRC trades near $0.056 after a brief push met selling around $0.057, keeping the structure bearish. Momentum remains weak, and traders are watching $0.052 and $0.050 on the downside while a move back above $0.062 would challenge the prevailing pressure.

XRP users on crypto exchanges have been cautioned about potential service issues as many XRP Ledger nodes become amendment-blocked following the activation of version 2.6.2 on Dec. 18. Validator Vet explained that problems processing XRP deposits or withdrawals are likely tied to exchanges running outdated XRPL node software. Around the same period, Coinbase reported degraded XRP Ledger performance and outlined a system update on Dec. 17 that added stocks, prediction markets and Solana-based DEX assets, along with a new tokenization platform for institutions.