
U.S. Senator for Massachusetts
Democrat
Senate term end not loaded yet
Missed 1.5% of roll calls. Chamber median 2.1%.
The full voting recordCounts roll calls where most Democrats and most Republicans voted differently, leaving out procedural votes.
How we countFrom FEC filings, Voteview roll calls and Congress.gov.
Democrat. In Congress since 2013, 3 terms in total.
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Bills and resolutions where Warren is the primary sponsor. Most bills never leave committee; that is normal for every member. Source: Congress.gov, last updated Oct 29, 2026.
45 of 89 have at least one cosponsor from the other party.
Epstein Wall Street Records Act of 2026
Introduced Oct 15, 2026. 3 cosponsors. S. 5685 on Congress.gov(opens in a new tab)
Introduced
National Institutes of Clean Energy Act of 2026
Introduced Sep 30, 2026. 3 cosponsors, 1 from the other party. S. 5651 on Congress.gov(opens in a new tab)
Introduced
Original Slavery Remembrance Day Resolution
Introduced Sep 30, 2026. 12 cosponsors. S.J.Res. 220 on Congress.gov
Introduced
Stop Wall Street Looting Act
Introduced Sep 24, 2026. 6 cosponsors, 1 from the other party. S. 5512 on Congress.gov(opens in a new tab)
Introduced
Youth Voting Rights Act
Introduced Sep 23, 2026. 8 cosponsors, 1 from the other party. S. 5481 on Congress.gov(opens in a new tab)
Introduced
Stop Corporate Takeovers of Physicians Act of 2026
Introduced Sep 16, 2026. 2 cosponsors. S. 5419 on Congress.gov(opens in a new tab)
Introduced
Air Traffic Noise and Pollution Expert Consensus Act of 2026
Introduced Sep 16, 2026. 1 cosponsor. S. 5415 on Congress.gov(opens in a new tab)
Introduced
Ending Presidential Corruption in Banking Act
Introduced Sep 14, 2026. 15 cosponsors, 1 from the other party. S. 5389 on Congress.gov(opens in a new tab)
Introduced
Fair Seeds for Farmers Act
Introduced Jul 23, 2026. 2 cosponsors. S. 5104 on Congress.gov(opens in a new tab)
Introduced
A joint resolution directing the Federal Trade Commission to investigate and report on anticompetitive practices and violations of the antitrust laws in the fire truck manufacturing industry.
Introduced Jul 21, 2026. 1 cosponsor, 1 from the other party. S.J.Res. 201 on Congress.gov(opens in a new tab)
Introduced
CDC Tribal Public Health Security and Preparedness Act
Introduced Jul 21, 2026. 7 cosponsors, 1 from the other party. S. 5056 on Congress.gov(opens in a new tab)
Introduced
Accreditation Reform and Enhanced Accountability Act of 2026
Introduced Jul 21, 2026. 1 cosponsor. S. 5053 on Congress.gov(opens in a new tab)
Introduced
Mamas First Act
Introduced Jul 15, 2026. 7 cosponsors, 1 from the other party. S. 4986 on Congress.gov(opens in a new tab)
Introduced
Pharmaceutical Investment Oversight and Accountability Act
Introduced Jul 15, 2026. 2 cosponsors, 1 from the other party. S. 4987 on Congress.gov(opens in a new tab)
Introduced
Health and Location Data Protection Act of 2026
Introduced Jul 13, 2026. 4 cosponsors, 1 from the other party. S. 4946 on Congress.gov(opens in a new tab)
Introduced
AI Bubble Transparency Act
Introduced Jun 10, 2026. 1 cosponsor. S. 4743 on Congress.gov(opens in a new tab)
Introduced
Critical Defense Ownership Review Act
Introduced Jun 10, 2026. 1 cosponsor. S. 4734 on Congress.gov(opens in a new tab)
Introduced
Restore Military Families’ Voices Act
Introduced Jun 9, 2026. 2 cosponsors. S. 4718 on Congress.gov(opens in a new tab)
Introduced
Protecting American Consumers Act
Introduced Jun 4, 2026. 16 cosponsors. S. 4684 on Congress.gov(opens in a new tab)
Introduced
A bill to improve transparency with respect to foreign influence on Department of Defense contractors.
Introduced Jun 1, 2026. 1 cosponsor, 1 from the other party. S. 4648 on Congress.gov(opens in a new tab)
Introduced
Maternal Health Pandemic Response Act
Introduced May 18, 2026. 7 cosponsors. S. 4550 on Congress.gov(opens in a new tab)
Introduced
A resolution expressing the sense of the Senate that over 25 years of real-world evidence and hundreds of peer-reviewed studies proving that mifepristone is safe and effective should be respected, and law and policy governing access to lifesaving, time-sensitive medication abortion care in the United States should be equitable, transparent, and based on the best available peer-reviewed evidence-based science.
Introduced May 14, 2026. 46 cosponsors, 2 from the other party. S.Res. 732 on Congress.gov(opens in a new tab)
Introduced
PBM Act
Introduced May 13, 2026. 3 cosponsors, 2 from the other party. S. 4509 on Congress.gov(opens in a new tab)
Introduced
Housing Survivors of Major Disasters Act of 2026
Introduced Apr 27, 2026. 12 cosponsors, 1 from the other party. S. 4388 on Congress.gov(opens in a new tab)
Introduced
Ban Presidential Plunder of Taxpayer Funds Act
Introduced Apr 15, 2026. 1 cosponsor. S. 4299 on Congress.gov(opens in a new tab)
Introduced