![Stocks making biggest moves premarket: American Express, AutoNation Stocks making biggest moves premarket: American Express, AutoNation](https://i0.wp.com/image.cnbcfm.com/api/v1/image/107179500-1673970513093-230113-credit-cards-CNBC-aw-3.jpg?fit=%2C&ssl=1)
Check out the companies making headlines pre-market.
American Express — American Express Co fell 3% after revenue missed expectations last quarter, but earnings per share topped expectations. The company reported second-quarter earnings per share of $2.89 on revenue of $15.05 billion. Analysts polled by Refinitiv expected earnings of $2.81 a share on revenue of $15.48 billion.
automated country — Shares of AutoNation fell 3% even after reporting second-quarter results that topped expectations. The company performed well on both top and bottom lines, with adjusted EPS of $6.29 on revenue of $6.89 billion. Analysts expected earnings per share of $5.91 on revenue of $6.78 billion.
sanova energy corp. — The solar company fell 2% after it was downgraded to perform from outperform by BMO. BMO cited a challenging macro backdrop for residential solar and said Sunnova’s debt offering could weigh on the stock.
CSX — CSX fell 4 percent after second-quarter revenue missed expectations. CSX reported revenue of $3.7 billion, missing the Refinitiv consensus estimate of $3.74 billion. Earnings per share were 49 cents, in line with market expectations.
Capital One Financial — Financials rose slightly after the company reported better-than-expected earnings for its latest quarter. Capital One reported adjusted earnings of $3.52 a share, beating Refinitiv estimates of $3.23 a share. However, its revenue fell short of expectations. Total deposits also fell 2% at the end of the second quarter.
PPG Industries — PPG Industries fell 2 percent despite reporting strong second-quarter results. The paints, coatings and other materials supplier reported an adjusted profit of $2.25 on revenue of $4.87 billion. Analysts polled by StreetAccount expected earnings of $2.14 a share on revenue of $4.84 billion. The company also raised its earnings guidance for the current quarter and the full year.
intuitive surgery — Shares of Intuitive Surgical fell 4% after the healthcare company reported second-quarter systems revenue that missed expectations. Intuitive reported systems revenue of $392.7 million, missing the StreetAccount consensus estimate of $415.9 million. Other than that, the company beat analysts’ expectations. The company reported adjusted earnings of $1.42 per share on revenue of $1.76 billion. Analysts polled by Refinitiv had forecast earnings of $1.33 a share on revenue of $1.74 billion.
Knight Swift Transport — Transportation stocks fell more than 2 percent after Knight-Swift reported second-quarter profit that missed expectations and issued weak guidance. Knight-Swift reported adjusted earnings of 49 cents per share on revenue of $1.55 billion. Analysts were expecting earnings of 55 cents a share on quarterly revenue of $1.6 billion, according to Refinitiv data. The company said it was hurt by weak demand and a small increase in driver turnover.
Academic — Scholastic rose 6 percent after beating earnings per share estimates and saying it would increase its share buybacks by $100 million. The publisher reported earnings of $2.26 a share, beating estimates of $1.70, according to an analyst surveyed by StreetAccount. Meanwhile, revenue of $428.3 million missed expectations for $541.8 million.
— CNBC’s Michelle Fox and Yun Li contributed reporting.
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