Solana (SOL) News Today: Why SOL Is Down – 30 September 2026

• Solana Foundation published a network analysis on 28 September covering a move to a 250-millisecond target slot time from 400 milliseconds. • Project Harmonia, announced 16 September, accepts proposals until 24 October and aims to launch its first cohort in Q4 2026 and Q1 2027. • Allfunds connects over 3,300 asset managers and reported €1.9 trillion in assets under administration as of 30 June 2026. • Solana Foundation reported over $5 trillion in stablecoin volume during 2026 and real-world assets above $4.5 billion. • Futures open interest stood at $7.07B, down 4.41%, with about $4.11M in positions liquidated over 24 hours.