US stock futures rose on Thursday, eyeing fresh records as OpenAI (OPAI.PVT) buzz buoyed techs and blotted out the prospect of a US government shutdown with no end in sight. Nasdaq 100 futures (NQ=F) moved up 0.5%, while S&P 500 futures (ES=F) added 0.2%. Contracts on the Dow Jones Industrial Average (YM=F), which includes fewer tech stocks, wavered along the flat line. The S&P 500 (^GSPC) scored a fresh all-time high on Wednesday, closing above 6,700 for the first time, as investors focused on a fall i ...