River (RIVER) has emerged as the best-performing altcoin of 2026, surging approximately 500% year-to-date amid a strong market rally. Despite the sharp price appreciation, some market observers have raised concerns about token supply concentration. This divergence between market enthusiasm and underlying fundamentals has sparked debate over the sustainability of RIVER’s rapid price gains. RIVER Becomes 2026’s Top Performing Token The broader cryptocurrency market has experienced significant volatility in 2026 so far, with an early-year rally followed by notable pullbacks that erased much of the gains across major assets
source: https://beincrypto.com/river-2026-altcoin-centralization-concerns/