Smallcap momentum portfolio

In our regular screening number of stocks are 101 while when I apply positive days 50% for last 6 months , number of stocks reduces to 67.
In top 20 list, stocks that gets eliminated are
Godfrey Phillips
Sobha
Bombay Bumrah
First Source
In small cap, only these get dropped…
in Microcap universe in normal criteria , stocks are 92 and by applying positive days filter , stocks are 58 and stocks who get dropped are
sarda energy
zentec

So , you are right most remain same…only number of stocks reduces