( MarketWatch May 6, 2020 at 2:50 p.m. ET - $AMGN $ADPT $ALT $PFE $BNTX $CYDY $GILD $GSK $HTBX $INO $JNJ $MRNA $NVAX $REGN $SNY $RHHBY ) "These 23 companies are working on #coronavirus treatments or vaccines — here’s where things stand" Source:  #COVID19