According to Farside Investors, the Solana ETF SSK (REX-Osprey) recorded a US$3.1 million daily flow on Sep 4, 2025 (source: Farside Investors, https://farside.co.uk/sol/; https://twitter.com/FarsideUK/status/1963750957231100206). Traders can access the full dataset and disclaimers on Farside’s Solana flows dashboard to verify the figure and monitor day-over-day changes (source: Farside Investors, https://farside.co.uk/sol/).