us stock futures traded higher this morning after recording losses in the previous session here are some big stocks moving higher in today’s premarket trading session   berkshire grey inc shares surged 14 to 204 in premarket trading   helix energy solutions group inc rose 96 to 408 in premarket trading helix energy solutions recently announced twoyear contract extension with petrobras for siem helix 2   technipfmc plc rose 95 to 884 in premarket trading technipfmc was recently awarded a significant subsea contract for shells north sea development   amc entertainment holdings inc gained 74 to 362 in premarket trading after declining around 6 on monday   contextlogic inc climbed 71 to 09369 in premarket trading   marathon digital holdings inc gained 69 to 1027 in premarket trading amid a rise in bitcoin and ethereum prices   geron corporation rose 58 to 239 in premarket trading geron last month dosed first patient in improvemf study evaluating imetelstat in combination with ruxolitinib for patients with frontline myelofibrosis mf   purecycle technologies inc rose 58 to 889 in premarket trading   imab rose 55 to 480 in premarket trading imab recently announced approval from china cde to initiate phase 3 registrational study of lemzoparlimab in combination with azacitidine in higherrisk myelodysplastic syndrome   coinbase global inc gained 47 to 6520 in premarket trading amid a rise in bitcoin and ethereum prices also check this out us stock futures rise ahead of economic reports fed speakers crude oil rises 1 