SK Hynix Jumps 5% Intraday

A 5% intraday move in a bellwether memory name is notable precisely because no catalyst was disclosed, which leaves the driver ambiguous: sector-wide positioning, supply-chain read-through, or simply flow. SK Hynix's role as an AI supply-chain proxy means its swings are read as a sentiment gauge for the broader semiconductor complex, not just for the company. Whether the move holds into the close, or reverses, is the open question for gauging whether this reflects durable demand conviction or a transient trade.