PHOTO: Adam Jeffery | CNBC Ruth Porat, CFO of Alphabet, at the New York Economic Club 

  • Google could be making its third big real estate expansion in as many months, as the company prepares to report fourth-quarter earnings Monday.
  • The company will take over a 35-story office tower, now under construction in Austin, Texas, with space for 5,000 workers, according to a report in the Austin-American Statesman newspaper.
  • The company declines to comment.
  • Google also plans to double its workforce in New York City and build a 21-acre “mega campus” in San Jose, south of its current headquarters.