Alphabet's fourth-quarter earnings day is here, with numbers expected to be released after the markets close Tuesday. This will be followed by an earnings call at roughly 4:30 p.m. ET. The stock has been riding high over the past month as investors grew bullish over Google's AI investment.

Alphabet reports fourth-quarter earnings after Tuesday's closing bell. Investors will be focused on cloud momentum and AI traction, with shares of the Google and YouTube parent company holding fast near the record levels achieved last week.

Alphabet investors will be looking for updates on spending, search competition, cloud performance and regulatory news when the Google parent reports earnings Tuesday night. Alphabet is scheduled to report its fourth-quarter financials after the stock market closes on Tuesday.