Stocks to follow on Wall Street (updated)

(Updated with futures, Hertz, Carmax)

June 21 (Reuters) – Main stocks to watch on Friday on Wall Street, where futures contracts open 0.07% lower for the Dow Jones and the Standard & Poor’s-500, while the Nasdaq is expected to open higher of 0.04%.

* BROADCOM, SUPER MICRO COMPUTER and QUALCOMM fell by 0.8% to 1.2% in the pre-stock market in the wake of the fall of Nvidia, which lost another 1.5% on Friday, the day after a decline which has relegated it to second place in the highest market capitalization behind MICROSOFT.

* AMAZON is planning a major overhaul of its decade-long loss-making Alexa voice assistance service to include conversational artificial intelligence (AI) with two tiers of service and has considered a monthly rate of around $5 for access the premium version, according to sources familiar with the matter.

* LOCKHEED MARTIN – China has imposed sanctions on certain subsidiaries and executives of Lockheed Martin due to American arms sales to Taiwan, the Chinese Foreign Ministry announced in a statement on Friday.

* BOEING, SPIRIT AEROSYSTEMS – Boeing is close to a deal to buy its former unit Spirit AeroSystems after the troubled fuselage supplier made substantial progress in talks with Airbus to separate their assets to unblock the deal, people familiar with the matter said Thursday. Shares of Spirit Aero were up 4 percent in premarket trading.

Separately, Chinese aircraft maker COMAC has the potential to break the duopoly of Airbus and Boeing in the airliner market over the next decade, the head of aircraft leasing group Dubai Aerospace told Reuters Enterprise (DAE).

* HERTZ, which revealed Thursday its intention to raise $750 million through a bond issue, said Friday it now plans to raise $1 billion. The stock fell 1.7% in pre-market trading.

* GILEAD rose 6.4% in pre-market trading, continuing the gains of the previous session, as a late-stage study showed that an injectable drug from the U.S. lab was more effective in preventing HIV infection in women than its Truvada pill.

* SAREPTA THERAPEUTICS climbs 34% after the US Medicines Agency (FDA) authorized the use of the laboratory’s gene therapy for patients with Duchenne muscular dystrophy aged four and over.

* CARMAX reported a 33% drop in quarterly profit on Friday, as margin deterioration continued to affect the used vehicle sector.

* AT&T – California has rejected the phone service provider’s request to stop offering services as a “carrier of last resort,” the California Public Utilities Commission, a state regulatory agency, said Thursday.

* VISA, MASTERCARD – China is pushing the two groups to reduce their fees for bank card transactions in the country, as part of an effort to facilitate payments for foreign visitors, Bloomberg reported on Friday, citing a source familiar with the matter.

* SOUTHWEST AIRLINES – The US Federal Aviation Administration (FAA) announced Thursday that it is investigating a Southwest Airlines flight that descended at low altitude 9 miles from Oklahoma City Airport on Wednesday. , while several incidents on the company’s flights in recent months have raised concerns.

* AMERICAN AIRLINES – The APFA union, which represents the group’s flight attendants, said Thursday it was preparing to strike after contract negotiations with the airline failed to reach an agreement. (Written by Diana Mandiá and Claude Chendjou)