The answer to this question is that the money raised for the Curse of oak island expedition was never handy. The company behind the expedition, Goliath Ventures, decided not to use any of the funds raised.
Goliath Ventures decided not to use any of the funds because they were skeptical about being able to raise enough money for their project, which cost $10 million in total. The project ended up to cancel, and a few people are still considering suing them for wasting everyone’s time and resources.