TMC stock leaps before the bell as NOAA deep-sea mining hearings near
TMC shares surged 13% to $9.44 in premarket trading Monday after its U.S. unit filed for permits to mine the international seabed under new NOAA rules. The company expanded its proposed recovery area to 65,000 square kilometers. NOAA will hold virtual public hearings on Jan. 27 and 28, with public comments due by Feb. 23.