The following three defense stocks are to be combined into a stock index in January $2022($perhaps a portfolio manager believes these stocks are an appropriate benchmark for his or her performance$).$ Suppose that Douglas McDonnell shareholders approve a $2-$for$-1$ stock split on January $1,2023.$

$\backslash$table$[[,,$Price$],[$Douglas McDonnell,Shares $($millions$),\frac{1}{1}\frac{?}{22},\frac{1}{1}\frac{?}{23},\frac{1}{1}\frac{?}{24}$