Shares of The Metals Company (TMC) surged 18.06% in pre-market trading on Monday following a series of positive announcements. The deep-sea mining company has signed a revised sponsorship agreement with the Kingdom of Tonga and released two economic studies showing a combined net present value of $23.6 billion for its seafloor mineral projects.

The updated agreement with Tonga ensures that the country will continue to receive benefits from any future development of seafloor mineral resources by TMC's subsidiary, Tonga Offshore Mining Ltd (TOML), or other TMC subsidiaries. This move strengthens TMC's position in the emerging deep-sea mining industry and demonstrates progress in securing necessary partnerships for future operations.

Additionally, TMC unveiled a Pre-Feasibility Study for its NORI-D project and an Initial Assessment of its remaining resources in the NORI and TOML areas. These studies highlight the economic potential of TMC's polymetallic nodule resources, with the company also declaring the world's first nodule reserves. The strong economic projections and advancement in resource classification are likely driving investor enthusiasm for TMC's stock in early trading.