S. 4365 · 117th Congress Social Security Expansion Act StageIn committee SponsorBernie Sanders Introduced2022-06-09 Latest action2022-06-09 · Introduced in Senate Follow Summary Text Subjects Cosponsors (7) Votes (0) Actions Cosponsors (7) Cory Booker Current member Senate NJ Democrat Kirsten Gillibrand Current member Senate NY Democrat Jeff Merkley Current member Senate OR Democrat Alex Padilla Current member Senate CA Democrat Chris Van Hollen Current member Senate MD Democrat Elizabeth Warren Current member Senate MA Democrat Sheldon Whitehouse Current member Senate RI Democrat