$APT - CORRECTION -- Alpha Pro Tech, Ltd. Announces Financial Results for the Fourth Quarter and Year Ended December 31, 2019: https://finance.yahoo.com/news/correction-alpha-pro-tech-ltd-announces-financial-results-for-the-fourth-quarter-and-year-ended-december-31-2019-135958415.html
$CODX - The Daily Biotech Pulse: Moderna Ships COVID-19 Vaccine For Clinics, Mallinckrodt Strikes $1.6B Opioid Settlement: https://finance.yahoo.com/news/daily-biotech-pulse-moderna-ships-132809238.html
$MRNA - Coronavirus latest: Stark CDC, WHO warnings add to global gloom: 'This could be bad': https://finance.yahoo.com/news/coronavirus-latest-stark-cdc-who-warnings-adds-to-global-gloom-as-virus-spreads-192555166.html
$NVAX - Novavax Advances Development of Novel COVID-19 Vaccine: https://finance.yahoo.com/news/novavax-advances-development-novel-covid-142723245.html
$SLS - SELLAS Announces Positive Follow-Up Phase 1/2 Clinical Data for Galinpepimut-S (GPS) in Acute Myeloid Leukemia (AML): https://finance.yahoo.com/news/sellas-announces-positive-phase-1-133010233.html