U.S. stocks movement: WTI crude oil futures plunge 6%, oil and gas stocks fall across the board

Oil and gas stocks fell across the board, with Halliburton down nearly 5%, Schlumberger and BP down more than 3%, Petrobras, Total, Eni, and Shell all down more than 2%, and ExxonMobil and Chevron down nearly 2%. In terms of news, a "preliminary informal document" regarding the framework of a memorandum of understanding between Iran and the United States was disclosed, covering issues such as the Strait of Hormuz, regional military deployments, and future agreement arrangements. In response, international oil prices plummeted, with WTI crude oil futures intraday losses widening to 6%.