Check out the companies making headlines after the bell on Wednesday:
Intel dropped after hours after the company posted a slight revenue miss. The company said that net revenue from its data center business came in at $4.03 billion during the quarter, slightly below analyst expectations of $4.16 billion, according to FactSet. Its "Internet of Things" group brought in $572 million in revenue, lower than Wall Street expectations of $663.8 million, according to FactSet. Intel has previously cast these businesses as the primary profit-growth engines for the company.
Qualcomm shares rose in after-hours trading following the company's second-quarter earnings release. The mobile tech company reported earnings of $1.16 per share on revenue of $6.03 billion, beating analyst estimates of 97 cents per share on revenue of $5.58 billion, according to Reuters. The company announced plans to continue building on the momentum that its Snapdragron processors have created.
American Express wavered in extended trading following the company's second-quarter EPS beat and revenue miss. The company reported earnings of $2.10 per share on revenue of $8.24 billion, compared to analysts' estimates of $1.95 per share on revenue of $8.40 billion, according to Reuters. The credit card company attributed the earnings rise to strong credit quality and new cards issued across continents.
United Rentals spiked more than 8 percent after hours following the company's second quarter earnings beat. The rental and leasing company reported earnings of $2.06 per share on revenue of $1.42 billion, compared to analysts' expectations of $1.82 per share on revenue of $1.40 billion, according to Reuters. CEO Michael Kneeland announced that the company saw a 16 percent increase in rental revenue for the quarter.
Shares of eBay gained more than 6 percent after the company posted its earnings. The online retailer reported earnings of 43 cents per share on revenue of $2.23 billion, beating analysts' projections for 42 cents a share on revenue of $2.17 billion, according to Reuters. This marks the company's second straight quarter of sales gains. CEO Devin Wenig announced plans to "acquire several companies to strengthen its technology and expand its geographical footprint." The company also aims to further its capabilities in artificial intelligence and machine learning.
-CNBC's Christine Wang & Celena Chong contributed to this report.