Cerebras stock climbs 6% after Sam Altman calls the chipmaker a 'close partner'BusinessOct 5 at 6:06 AM – Oct 5 at 1:45 PM3 outletsUnited StatesCNBCCerebras stock climbs 6% after Sam Altman calls the chipmaker a 'close partner' Oct 5 at 6:06 AMQuartzCerebras stock climbs after OpenAI CEO Sam Altman calls it a 'close partner' Oct 5 at 7:20 AMForbesCerebras Stock Jumps 8% After Sam Altman Calls Chipmaker A ‘Close Partner’ Oct 5 at 1:45 PM