Stocks have had a turbulent week, but they're looking to head into the weekend on a positive note. After a big jump on Thursday, the Nasdaq Composite (NASDAQINDEX: ^IXIC) appeared likely to rise again Friday morning, with index futures rising nearly half a percent in premarket trading.

Indeed, a pair of Nasdaq-listed artificial intelligence (AI) stocks played an instrumental role in keeping the rally going. Both Marvell Technology (NASDAQ: MRVL) and Workday (NASDAQ: WDAY) posted solid gains after releasing their latest financial results, and both companies mentioned artificial intelligence as a key driver in their future prospects.

Shares of Marvell Technology were up 18% in premarket trading. That move followed an 8% rise in the stock on Thursday, and it came after the chipmaker's fiscal first-quarter report for the period ended April 29 included all the right things about the promise of AI for its business.

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Source Fool.com