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Solana (SOL) Price Today: SOL Holds $107 as Alpenglow Upgrade Goes Live – Oct 21, 2026
**Solana Family Daily Market Report – Wednesday, October 21, 2026** Good morning, Solana Family! Today is a historic day for the network: Alpenglow, the biggest consensus upgrade in Solana's history, is scheduled to activate on mainnet. Here's everything you need to know about SOL and the ecosystem over the last 24 hours. ## SOL Price Snapshot (≈12:20 UTC) - **SOL/USDT:** ~$107.07 - **SOL/USDC:** ~$106.93 – $107.00 - **24h change:** +2.6% - **24h range:** ~$103.80 – $108.30 - **24h volume:** ~$2.7B - **Market cap:** ~$63B SOL has held firm above the key $100 psychological level after testing a one-month low earlier this month, bouncing roughly 3% off yesterday's lows heading into the upgrade. ## Top Stories of the Last 24 Hours **1. Alpenglow activates today – 150ms finality** Anza set Alpenglow's mainnet activation for today, around 14:00–15:00 UTC (slot 459,653,000). Alpenglow retires TowerBFT and introduces the Votor voting protocol, cutting transaction finality from ~12.8 seconds to roughly 150 milliseconds – putting Solana in the same latency class as traditional payment rails. The main point to watch: reports flagged around 20% of stake as not yet upgraded ahead of the switch, so validator readiness will be closely monitored during the transition. **2. Treasury company exits SOL** SkyAI, a former medical device maker turned Solana treasury company, sold its entire SOL position and launched a $201M share and warrant buyback. It's a reminder that the "digital asset treasury" trade is being tested as share prices trade below holdings. **3. ETF flows: mixed signals** U.S. spot Solana ETFs recently posted their strongest single day ever ($86.6M) and a $188M week, but flows have since cooled, with small outflows reported in recent sessions. Meanwhile, Hong Kong got its second spot SOL ETF, and BlackRock filed yet another Bitcoin product – still with no Solana ETF of its own. **4. DeFi keeps rebuilding** Solana DeFi TVL climbed back above $6.5B, its highest level since the Drift exploit and up ~38% in two months. Jupiter Lend crossed $1.5B in deposits, overtaking Kamino as Solana's largest lending market, and Meteora announced DLMM Pro with dynamic fees and NFT LP positions. **5. Institutions and payments** Fidelity noted Solana has gone two years without a reported mainnet outage, while flagging stake, hosting and client concentration as areas to watch. On the adoption side, Samsung Wallet's USDC-on-Solana cross-border transfers roll out to U.S. Galaxy users in the final week of October, and the Solana Foundation recently released an open-source delivery-versus-payment (DvP) standard developed with input from J.P. Morgan. ## Market Sentiment – Next 24 Hours: Cautiously Bullish - **Bullish factors:** Alpenglow is the most significant technical milestone in Solana's history; DeFi TVL is recovering; SOL is holding $100 support with improving momentum; Samsung payments rollout is days away. - **Risks:** "Buy the rumor, sell the news" around the upgrade; any validator hiccups during the consensus switch; cooling ETF flows and treasury selling; SOL still tracks Bitcoin's broader direction. - **Levels to watch:** Support at $103–104, then the $100 line. Resistance at $108–110; a clean break above $110 could open a move toward $119. **Our take:** Expect elevated volatility around the 14:00–15:00 UTC activation window. A smooth transition would be a strong confidence signal for the network and could help SOL push through $110. A rocky rollout or broad market weakness could send it back to retest $100. Stay safe, keep your keys secure, and welcome to the 150ms era of Solana! *This report is for informational purposes only and is not financial advice. Always do your own research.* Sources: SolanaFloor, Solana.com, Cointelegraph, CoinDesk, Solana Compass, CoinGecko, Kraken, Coinbase.