Shell New Energies US LLC, a unit of oil-and-gas major Shell plc (<a href="https://www.londonstockexchange.com/stock/SHEL/shell-plc/company-page" target="_blank">LON:SHEL</a>), has sold its 50% stake in SouthCoast Wind, a 2.4-GW offshore wind development project off the coast of Massachusetts, to its joint venture (JV) partner Ocean Winds North America.