Unlock stock picks and a broker-level newsfeed that powers Wall Street. Upgrade Now OTC Markets OTCQB - Delayed Quote • USD Black Swan Graphene Inc. (BSWGF) Follow Compare 0.5879 0.0000 (0.00%) At close: March 14 at 4:00:00 PM EDT Conversations Community Insights Related Tickers NNXPF NanoXplore Inc. 1.6900 +1.20% FGPHF First Graphene Limited 0.0300 +1.69% GRA.TO NanoXplore Inc. 2.4400 +1.67% WLKP Westlake Chemical Partners LP 23.30 -0.55%