https://www.live-feeds.com/feed/s-p-500-nasdaq-open-higher-as-sk-hynix-lifts-chips-fed-in-focusContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/s-p-500-nasdaq-open-higher-as-sk-hynix-lifts-chips-fed-in-focushttps://www.live-feeds.com/feed/s-p-500-nasdaq-open-higher-as-sk-hynix-lifts-chips-fed-in-focus#u165456Sat, 31 Oct 2026 10:05:42 +0000The S&P 500 and the Nasdaq opened higher on Wednesday, lifted by a surge in memory-chip stocks following strong financial results from SK Hynix. Traders kept their focus on upcoming Big Tech corporate earnings and the upcoming Federal Reserve rate decision. SK Hynix reported a more than sevenfold jump in quarterly profit, sending its US-listed shares up 8.5 percent. Other semiconductor firms and data storage companies also saw gains in premarket trading, reflecting strong market demand for artificial intelligence infrastructure.Why it mattersMemory chip stocks are currently acting as a maj