Ben Shepherd ( born Hunter Benedict Shepherd , on September 20 , 1968 ) is an American musician , best known as the bass player in the grunge band Soundgarden from 1990 until the band 's 1997 break-up . Ben Shepherd ( born Hunter Benedict Shepherd , on September 20 , 1968 ) is an American musician , two-time Grammy Award Winner and best known for playing bass in the grunge band Soundgarden from 1990 until the band 's 1997 break-up .