GRAPHENE (OTCMKTS:GRPEF) had an increase of 7.44% in short interest. GRPEF’s SI was 116,900 shares in January as released by FINRA. Its up 7.44% from 108,800 shares previously. With 182,300 avg volume, 1 days are for GRAPHENE (OTCMKTS:GRPEF)’s short sellers to cover GRPEF’s short …
