The Bill &amp; Melinda Gates Foundation has backed Inovio Pharmaceuticals Inc. $INO and six other #COVID19 vaccine candidates. Inovio's shares closed 21.3% higher at $14.59 on Friday. Shares traded 2.7% lower in the after-hours at $14.19. $MSFT #MarketNews https://t.co/yMwA4i2Q4c