Here’s a look at some of the companies that made headlines after the close: Palantir Technologies — Shares of Palantir Technologies soared more than 15% after the company reported better-than-expected second-quarter results and raised its full-year outlook as demand for its artificial intelligence software shows no signs of abating. Palantir posted adjusted earnings per share of 9 cents on revenue of $678 million. Lucid Group — Shares soared 6% after second-quarter results beat top-line expectations. The electric vehicle company reported revenue of $200.6 million, while analysts surveyed by LSEG had expected $192 million. Executives also reaffirmed previous guidance calling for production of about 9,000 vehicles in 2024. CSX Corporation — Shares of the rail transportation holding company rose about 3% in after-hours trading after better-than-expected revenue. CSX posted earnings per share of 49 cents in the second quarter, while analysts surveyed by LSEG had expected 48 cents. Revenue of $3.7 billion was in line with Street expectations. Semiconductor Stocks — Some semiconductor and AI stocks that fell during Monday’s session rebounded in after-hours trading, with Nvidia and Super Micro Computer each rising more than 1%. Broadcom, Arm Holdings and Intel also rose about 1% each. Spirit AeroSystems — Shares of the Boeing airframe supplier fell about 2%. Spirit AeroSystems posted a better-than-expected loss of $2.73 per share on revenue of $1.49 billion. Analysts surveyed by LSEG had expected a loss of 90 cents and revenue of $1.59 billion. Hims & Hers Health — Digital pharmacy company Hims & Hers Health fell 3% despite beating Wall Street’s second-quarter expectations and raising its full-year revenue guidance. Avis Budget Group — Shares fell 3% after weak second-quarter results.The car rental company posted revenue of $3.05 billion, compared with $3.14 billion expected by analysts surveyed by LSEG. Revenue also missed expectations. ZoomInfo Technologies — Software shares fell 13% after ZoomInfo reported disappointing second-quarter results and lower guidance for the third quarter. The company, known for its search engine products for contacts and business information, reported adjusted profits of 17 cents a share, below the 23 cents a share expected by analysts surveyed by LSEG. Revenue of $291.5 million was below the consensus estimate of $307.7 million. Simon Property Group — Shares of the shopping mall owner fell about 1%. Simon Property posted second-quarter revenue that beat expectations, while profit was in line with expectations. The company also raised its dividend by 15 cents. — CNBC’s Brian Evans and Sarah Ming contributed reporting