[Data: Over the past 13 months, net altcoin sell-off reached $209 billion] Deep Tide TechFlow reports, on February 19, according to data provided by Cointelegraph, over the past 13 months (since January 2025), the net sell-off of altcoins (excluding ETH) reached $209 billion, indicating a sharp decline in speculative demand. On Binance, altcoin trading volume has dropped by approximately 50% since November 2025, while BTC's trading volume share has increased.