Teradyne shares surged after a research firm boosted its price target on the chip equipment provider, citing strong demand trends. Shares of Tylenol maker Kenvue dropped following reports that health officials plan to link the medication to increased autism risk. The day's top performance in the S&P 500 belonged to shares of semiconductor equipment maker Teradyne (TER), which surged 13%. Oracle shares jumped 6.3%. Kenvue, the consumer health company that spun off from Johnson & Johnson (JNJ) in 2023, said that scientific studies show no link between acetaminophen and autism.