ASIAN STOCKS FELL 0.9% AS RENEWED CONCERNS OVER AI VALUATIONS, RISING BORROWING COSTS AND SUSTAINABILITY OF DATA-CENTER SPENDING WEIGHED ON SENTIMENT. SOUTH KOREA’S KOSPI DROPPED AS MUCH AS 4.8%, WITH SK HYNIX AND SAMSUNG FALLING OVER 5%, WHILE JAPAN’S NIKKEI SLID 2%; NASDAQ 100 FUTURES FELL 0.5%.