Balrog OS vs meterless bison

Classic Fighting Games Ultra Street Fighter IV
1

http://www.youtube.com/watch?v=NWh4ETpn4a8

2

Can it be grab ?
You can OS with Ultra or EX Upper too ?

3

it cant be grabbed, ex upper works but i cant get ultra to work for some reason

4

So theoretical it works against every char who back dash, no ?

5

yes