Stutter Edit 2's presets (banks and gestures) work a little differently to most other iZotope products. You can see the locations these can be found below:
Default presets for Stutter Edit 2:
Mac:
— Mac HD > Library > Application Support > iZotope > Stutter Edit 2
PC:
— C: > Program Files (x86) > iZotope > Stutter Edit 2
User-made presets for Stutter Edit 2:
Mac:
— Mac HD > Users > [Username] > Documents > iZotope > Stutter Edit 2
PC:
— C: > Users > [Username] > Documents > iZotope > Stutter Edit 2