The stars, who are expecting twins, have large sums invested in companies including Roc Nation and the streaming service, Tidal.
JAY Z and Beyonce’s combined fortune is worth more than a billion dollars, according to Forbes.
The magazine has estimated the married music stars’ combined wealth at $1.16bn (£894m).
It puts US rapper Jay Z’s fortune at $810m, and his wife’s at $350m.
According to Forbes, most of the couple’s money is connected to Jay Z’s companies, including Roc Nation.
He and singer Beyonce both have stakes in the streaming service, Tidal.
Last week, Jay Z signed a new 10-year deal with touring giant Live Nation, worth $200m.
The couple have a five-year-old daughter called Blue Ivy.
Beyonce is currently pregnant with twins. – news.sky.com