The Chinese miner warned that it expects to post a net loss of as much as 8.2 billion yuan ($1.1 billion) for 2024.
The Volta Grande project represents a potential long-life open pit operation with average annual gold production of 205,000 oz.
Shares of Integra Resources rose 12% on Thursday morning in New York.
Deals have been on Saudi Arabia’s radar for a while as it pushes through with an ambitious economic transformation plan.