Two months after QUALCOMM, Inc. QCOM 1.03% lowered its fiscal third-quarter revenue guidance by $500 million, Wall Street may still have its expectations too high. In April, Qualcomm lowered its guidance after iPhone partner Apple Inc. AAPL 0.86% informed Qualcomm it would be withholding royalty payments until the two companies’ five-year licensing dispute is resolved.

FIS Astec Analytics has released its latest weekly list of the most popular stocks among short sellers.

Sprint Corp S 4.27% shares were seen up 5.1 percent on Tuesday on reports the company has entered exclusive discussions with Comcast Corporation CMCSA 0.28% and Charter Communications, Inc. CHTR 1.11% about a potential wireless service deal. Details of the discussions are fuzzy at the moment, but the news of ongoing talks was enough to get Wells Fargo analyst Jennifer Fritzsche’s attention.

Costco Wholesale Corporation COST 0.39% finally appears to have found some solid technical support after news that Amazon.com, Inc. AMZN 0.12% is buying Whole Foods Market, Inc. WFM 0.33%brought Costco’s recent run to an abrupt end.

It’s not just Ford Motor Company F 0.69% and General Motors Company GM 1.37% that could see major changes to their businesses at the dawn of the automated-vehicle era. According to new reports, car rental companies Avis Budget Group Inc. CAR 1.08% and Hertz Global Holdings, Inc HTZ 1% may be picking sides as they position themselves for a driverless future.

With Advanced Micro Devices, Inc. AMD 2.88% recently releasing its new EPYC server processor chips and market leader Intel Corporation INTC 1.29% expected to respond with its own product launch within weeks, there is clearly a lot on the line in the semiconductor market at the moment.

It’s not often that management changes have a significant impact on a company or its stock. However, the recently announced departure of former Uber CEO Travis Kalanick could trigger a major boost in Uber’s business.

This week, “Harry Potter” fans celebrated the 20-year anniversary of the popular book and movies series.

Starting up your own business can be a big risk but can pay off huge if your idea takes off. There’s no way to guarantee a startup will be a success, but starting a business in a hot, in-demand industry may dramatically improve your chances.

Following BlackBerry Ltd BBRY 0.81%’s disappointing first-quarter earnings report, some Wall Street analysts are now as skeptical as ever that BlackBerry’s software and services segments can generate the type of growth that the company is projecting.