Samsung Electronics is trading 3.02% down at $4048.00, amid a broader Asian technology selloff as investors question returns on massive AI data-center spending. - Korean chipmakers fell alongside other regional semiconductor names. - Coverage on October 22 also cited mixed U.S. technology earnings, weaker Nasdaq and S&P futures, and rising oil-supply risks. - Available coverage pointed to sector-wide risk aversion; no Samsung-specific catalyst was identified.