
Senator · MA · D
Current term Jan 3, 2025 – Jan 3, 2031 · In the Senate since Jan 3, 2013
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Portrait: U.S. Government Publishing Office, via unitedstates/images (public domain)
529 cosponsored bills and resolutions, from Congress.gov. Withdrawn cosponsorships are labeled.
S.Res. 755 · A resolution honoring the life of the Honorable Donald W. Riegle, Jr., former Senator for the State of Michigan.
Introduced Jun 1, 2026 · cosponsored Jun 1, 2026 · original cosponsor · Congress
Latest action (Jun 1, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2480; text: CR S2478-2479)
S.Res. 749 · A resolution designating May 2026 as "Older Americans Month".
Introduced May 21, 2026 · cosponsored May 21, 2026 · original cosponsor · Social Welfare
Latest action (May 21, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2452; text: CR S2446)
S. 4636 · Homeowners’ Escrow Savings Act
Introduced May 21, 2026 · cosponsored May 21, 2026 · original cosponsor · Housing and Community Development
Latest action (May 21, 2026): Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
S. 4608 · Federal Death Penalty Prohibition Act
Introduced May 20, 2026 · cosponsored May 20, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (May 20, 2026): Read twice and referred to the Committee on the Judiciary. (Sponsor introductory remarks on measure: CR S2417-2418; text: CR S2418)
S. 4579 · All Students Count Act of 2026
Introduced May 20, 2026 · cosponsored May 20, 2026 · original cosponsor · Education
Latest action (May 20, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
S.Res. 739 · A resolution honoring the life and legacy of John Seymour, the late Senator for the State of California.
Introduced May 19, 2026 · cosponsored May 19, 2026 · original cosponsor · Government Operations and Politics
Latest action (May 19, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2381; text: CR S2380)
S.J.Res. 192 · A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Centers for Medicare & Medicaid Services of the Department of Health and Human Services relating to "Medicare Program; Implementation of Prior Authorization for Select Services for the Wasteful and Inappropriate Services Reduction (WISeR) Model".
Introduced May 19, 2026 · cosponsored May 19, 2026 · original cosponsor · Health
Latest action (Jun 9, 2026): Placed on Senate Legislative Calendar under General Orders. Calendar No. 431.
S. 4572 · Ending Passenger Rail Forced Arbitration Act
Introduced May 19, 2026 · cosponsored May 19, 2026 · original cosponsor · Transportation and Public Works
Latest action (May 19, 2026): Read twice and referred to the Committee on Commerce, Science, and Transportation.
S. 4551 · Restoring Overtime Pay Act of 2026
Introduced May 18, 2026 · cosponsored May 18, 2026 · original cosponsor · Labor and Employment
Latest action (May 18, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
S. 4545 · Scientific Integrity Act
Introduced May 14, 2026 · cosponsored May 14, 2026 · original cosponsor · Science, Technology, Communications
Latest action (May 14, 2026): Read twice and referred to the Committee on Commerce, Science, and Transportation.
S. 4540 · Reproductive Health Care Accessibility Act
Introduced May 14, 2026 · cosponsored May 14, 2026 · original cosponsor · Health
Latest action (May 14, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
S. 4535 · Strength in Diversity Act of 2026
Introduced May 14, 2026 · cosponsored May 14, 2026 · original cosponsor · Education
Latest action (May 14, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
Introduced May 13, 2026 · cosponsored May 13, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (May 13, 2026): Read twice and referred to the Committee on the Judiciary.
S. 4518 · Universal School Meals Program Act of 2026
Introduced May 13, 2026 · cosponsored May 13, 2026 · original cosponsor · Agriculture and Food
Latest action (May 13, 2026): Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry.
S.Res. 723 · A resolution honoring the life of Dirk Arthur Kempthorne, former United States Senator for the State of Idaho.
Introduced May 11, 2026 · cosponsored May 11, 2026 · original cosponsor · Congress
Latest action (May 11, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2205; text: CR S2203)
S.Res. 720 · A resolution recognizing the significance of Asian American, Native Hawaiian, and Pacific Islander Heritage Month as an important time to celebrate the significant contributions of Asian Americans, Native Hawaiians, and Pacific Islanders to the history of the United States.
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · Native Americans
Latest action (Apr 30, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2160; text: CR S2180-2181)
S.Res. 714 · A resolution supporting the designation of May 10, 2026, as "National Asian American, Native Hawaiian, and Pacific Islander Mental Health Day".
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · Health
Latest action (Apr 30, 2026): Referred to the Committee on Health, Education, Labor, and Pensions. (text: CR S2177)
S.Res. 709 · A resolution supporting the goals and ideals of National Nurses Week, to be observed from May 6 through May 12, 2026.
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · Health
Latest action (Apr 30, 2026): Referred to the Committee on Health, Education, Labor, and Pensions. (text: CR S2175)
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · Foreign Trade and International Finance
Latest action (Apr 30, 2026): Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
S. 4454 · Firearm Safety Act of 2026
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · Commerce
Latest action (Apr 30, 2026): Read twice and referred to the Committee on Commerce, Science, and Transportation.
S.Res. 703 · A resolution expressing support for the designation of the week of May 3, 2026, through May 9, 2026, as "National Small Business Week" to celebrate the contributions of small businesses and entrepreneurs in every community in the United States.
Introduced Apr 29, 2026 · cosponsored Apr 29, 2026 · original cosponsor · Commerce
Latest action (Apr 29, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2109; text: CR S2135)
S.Res. 700 · A resolution expressing support for the designation of April 1, 2026, through April 30, 2026, as "Fair Chance Jobs Month".
Introduced Apr 29, 2026 · cosponsored Apr 29, 2026 · original cosponsor · Labor and Employment
Latest action (Apr 29, 2026): Referred to the Committee on Health, Education, Labor, and Pensions. (text: CR S2134)
S. 4436 · Protecting Human Rights and Public Health in Foreign Assistance Act
Introduced Apr 29, 2026 · cosponsored Aug 7, 2026 · International Affairs
Latest action (Apr 29, 2026): Read twice and referred to the Committee on Foreign Relations.
Introduced Apr 29, 2026 · cosponsored Apr 29, 2026 · original cosponsor · Commerce
Latest action (Apr 29, 2026): Read twice and referred to the Committee on the Judiciary.
S. 4429 · Connected Vehicle Security Act of 2026
Introduced Apr 29, 2026 · cosponsored Sep 16, 2026 · Foreign Trade and International Finance
Latest action (Sep 22, 2026): Placed on Senate Legislative Calendar under General Orders. Calendar No. 671.