Moderna's big day - iBio, CureVac and Inovio also break out.

On the day of Moderna's big announcement, COVID VACCINE STOCKS advance an average of 1.6% with 13 up and 14 down.

There was significant volatility again with clear winners and losers. iBio was the biggest gainer, up over 15%, Inovio up 14.5% and CureVac p 14%. Moderna ended up 9.6% to reach its highest level yet -- a market cap of almost $39 B.

The biggest loser was last week's biggest winner: BionTech which fell almost 14%. Altimmune and OncoSec were down 7% and another of the big boys, Novavax fell 6%.