with us stock markets set to open in two hours zillow group cl c z was up 139 in premarket trading and zillow group cl a zg was up 138 hubspot hubs godaddy cl a gddy and flowers foods flo were all posting gains of at least 6 blackline bl and confluent cflt had posted declines falling 139 and 108 respectively meanwhile sp 500 futures were down 023 with futures for the dow jones industrial average falling 021