Markets jumped hard

U.S. stocks ripped higher on Tuesday, April 21, with technology shares leading a broad rebound as investors bet the latest energy shock may ease. (finance.yahoo.com) The S&P 500 rose about 4.6% intraday, while the Nasdaq 100 climbed about 6.2%, according to market data cited across trading desks and index trackers. The move came after the S&P 500 had closed at 7,109.14 on April 20, near a fresh high for 2026. (finance.yahoo.com) (spglobal.com) Technology was the day’s standout group, reported up 8.09%, while energy fell 3.50% as oil-linked stocks gave back ground. Bloomberg reported on April 19 that technology had already swung from the S&P 500’s worst sector at the March 30 low to its best performer in the rebound. (bloomberg.com) (x.com) The rally followed weeks in which oil prices and the Strait of Hormuz disruption drove much of the market’s stress. Mutual of America said a two-week ceasefire announced on April 7 sent oil prices lower and sparked a market rally, even as the truce remained temporary. (mutualofamerica.com) That oil swing had been hitting the rest of the economy through inflation fears and slower growth expectations. The San Francisco Fed said on April 16 that volatile oil markets were clouding the outlook and raising downside risks to economic activity. (frbsf.org) Banks were central to that story because high fuel costs can squeeze households and businesses, then feed through to credit risk. The Associated Press reported on April 14 that JPMorgan Chase, Citigroup and Wells Fargo all posted strong first-quarter results, helped in part by increased investment-banking activity and dealmaking. (abcnews.go.com) Jamie Dimon said those banks were still preparing for “a wide range of environments” as wars, energy prices and trade tensions added risk. Traders on Tuesday said the flip side was also true: lower energy costs and better prospects for deals could ease pressure on lenders and support equities. (abcnews.go.com) (x.com) The S&P 500 remains the main benchmark for large U.S. stocks, covering roughly 500 companies and about 80% of available U.S. market capitalization. Tuesday’s surge showed how quickly leadership can rotate back to big technology when oil fears cool, even if the broader geopolitical risk has not disappeared. (spglobal.com)