Alphabet Inc.’s Google moved 15.9 billion euros ($19.2 billion) to a Bermuda shell company in 2016, regulatory filings in the Netherlands show — saving the company billions of dollars in taxes that year.

Google uses two structures, known as a “Double Irish” and a “Dutch Sandwich,” to shield the majority of its international profits from taxation. The setup involves shifting revenue from one Irish subsidiary to a Dutch company with no employees, and then on to a Bermuda mailbox owned by another Ireland-registered company.

The amount of money Google moved through this tax structure in 2016 was 7 percent higher...