NEW YORK (TheStreet) -- Major U.S. stock indexes closed higher Friday even after a dismal September jobs report. The Dow Jones Industrial Average rose by 1.2% while the S&P 500 Index increased by 1.4%. The tech-heavy Nasdaq Composite Index jumped by 1.7%.

Among major technology stocks, Apple(AAPL) - Get Report ended the day at $110.38, a slight increase of less than 1%. Apple shares have lost ground since the company began selling its new iPhone 6s and 6s Plus last Friday, Sept. 25. The company's shares closed at $115 on Sept. 24.

Apple's growth challenges have led many investors and market observers to speculate on which way the company's stock is heading. Read this report from TheStreet on why Apple stock is poised to hit $200 in 12 months, and this alternate view from TheStreet on why Apple could go as low as $60.

Sales of the Apple Watch, unveiled earlier this year, should get a boost from Target(TGT) - Get Report , which announced Friday that it would begin selling the device at its stores and on its website later this month, Bloomberg News reported. Best Buy(BBY) - Get Report began offering the Apple Watch in August.

"Target customers will be able to choose from 20 Apple Watch models in 38 millimeter and 42 millimeter sizes," Bloomberg noted.

Target shares closed Friday at $79.53, up slightly.

Separately, Apple said it has acquired an artificial intelligence company called VocalIQ, which is expected to enhance the abilities of Apple's Siri virtual assistant, Re/codereported. Financial terms of the deal were not disclosed.

Google(GOOGL) - Get Report(GOOG) - Get Report  said it will officially be known as Alphabet at the end of day Friday.

Under the terms of a corporate restructuring announced on Aug. 10, the technology giant said Alphabet will consist of two sides: Google and its search, maps, Chrome, YouTube, Android and advertising units; and the rest of what currently makes up Google, the so-called "moonshot" businesses like Google Fiber and the Nest home-automation offering. Read TheStreet'scomplete analysis of the restructuring plan after it was announced.

"Google's class A shares and class C shares will automatically convert into the same number of Alphabet class A shares and class C shares and start trading on the Nasdaq on Monday," Reuters reported, adding that the ticker symbols will not change.

Check out this report from CNN Money for more details of the changes.

Shares of Tesla Motors(TSLA) - Get Report jumped by 3.2% Friday, closing at $247.57. The company said it sold 11,580 vehicles in the third quarter, including the first deliveries of its new Model X, representing a 49% increase in sales from the comparable period of 2014.

"We were worried that maybe there would be some cannibalization of Model S (sedan) orders" because of the anticipation over the Model X electric SUV, said company CEO Elon Musk, according to a Reutersreport. But Musk said the buzz over the Model X rollout also buoyed the Model S, the news service reported.

Advanced Micro Devices(AMD) - Get Report rose by 5.2% Friday, closing at $1.83, after the chip manufacturer said it was laying off another 500 workers, representing about 5% of its worldwide workforce, according to a report by SiliconBeat. The company announced 700 job cuts a year ago.

The company didn't say which business units would be affected by the latest rounds of cuts. Company spokesman Drew Prairie told SiliconBeat that "the impact in engineering ranks was lower than in other groups as we continue to invest in the teams working on future products."

Twitter(TWTR) - Get Report shares rebounded on Friday by 6.6%, closing at $26.31, as the micro-blogging site continues to delay the naming of a permanent CEO. Twitter shares dropped by 8.4% on Thursday.

Company co-founder and interim CEO Jack Dorsey is expected to be named permanent CEO, but the timing of the announcement remains uncertain. Dorsey is also CEO of Square, a payments company that he founded. Square is expected to go public by the end of the year.

Micron Technology(MU) - Get Report stock jumped by 7.7% Friday, closing at $15.91, after the chip maker on Thursday reported earnings and revenue that exceeded the estimates of most analysts. Still, profits and sales were down from the comparable period a year ago.

"The company reported that net income in the three months ending Sept. 3 fell to $471 million, or 42 cents a share, from $1.15 billion, or 96 cents a share, a year earlier." Bloomberg reported.

"Revenue declined 15% to $3.6 billion. Analysts had projected sales of $3.56 billion. Profit excluding certain items was 37 cents a share, topping the 33-cent average analysts' estimate compiled by Bloomberg," the news service said.

Shares of Teladoc(TDOC) - Get Report , a provider of mobile health services, plummeted by 20% Friday, finishing the day at $18.24. The company was taken public on July 1.

TheStreet's Jim Cramer recently sat down with Teladoc CEO Jason Gorevic, who said the company plans to be profitable in 2017 but is now focusing on growth. Read the full report in TheStreet.

Teladoc shares closed at $28.50 after their first day of trading in July. They hit a high of $34.82 on Aug. 4.

This article is commentary by an independent contributor. At the time of publication, the author held no positions in the stocks mentioned.