$SOL perp open interest: +156% in 35 days. Now at $429M.

This surge indicates institutional activity rather than retail trading, as retail typically engages with memecoins.

Desks are building leveraged exposure, with spot SOL ETFs attracting $39.23M last week, marking the strongest inflow since February. SOL experienced a +13% increase over the week, its best performance of 2026.