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Member brief · 119th Congress

Sen. Gary C. Peters

D · Democrat · U.S. Senator, Michigan1

In Congress
Since 2009 · 17 years
 Election held
Nov 3, 2026
 Committee leadership
Ranking Member, Homeland Security and Governmental Affairs
Ranking Member, Surface Transportation, Freight, Pipelines, and Safety

CommitteesAppropriations; Armed Services; Commerce, Science, and Transportation; Ranking Member, Homeland Security and Governmental Affairs2

Participation3

98 / 100

Chamber median 98
896 of 915 roll calls

Party unity3

95 / 100

Chamber median 99
on 823 party-line votes

Cross-party agreement3

11 / 100

Chamber median 9
on 874 contested votes

Ideology score4

−0.25

Chamber median +0.32
−1 left · +1 right

Notable votes and votes by issue

In the full brief: five notable recent votes chosen by a fixed rule (most recent breaks with party first), each with the member’s vote, the party’s position and a source, plus how often Peters votes with the party on each issue.

Full briefs are part of Oathstar Pro. Team plans add alignment with your own scorecard and your PAC’s giving.

Money and lobbying

In the full brief: how many of Peters’s PACs belong to organizations that lobbied on bills Peters voted on or cosponsored, with the dollars beside the chamber median; the top bills; campaign totals and the top PACs.

Full briefs are part of Oathstar Pro.

Votes most like5

D Tammy Baldwin WI 94% of 871
D Elissa Slotkin MI 94% of 852
D Richard Blumenthal CT 94% of 864

Share of roll calls both voted on where they voted the same way.

2026 race

Nov 3, 2026 · Election held7

Leaving Jan 3, 2027

Ballot not yet checked

Data as of Nov 10, 2026 · votes through Sep 30, 2026 · Method: https://oathstar.com/methodology · Live profile: https://oathstar.com/people/gary-c-peters

  1. 1. Member record and terms: congress.gov; unitedstates/congress-legislators, retrieved 2026-11-10. www.congress.gov/people/P000595
  2. 2. Committees: unitedstates/congress-legislators, retrieved 2026-11-10. github.com/unitedstates/congress-legislators
  3. 3. Participation, party unity, cross-party agreement, votes by issue: Oathstar from Voteview roll calls, 119th Congress, retrieved 2026-11-10. voteview.com/person/20923
  4. 4. Ideology: DW-NOMINATE first dimension, Voteview, 119th Congress. voteview.com/person/20923
  1. 5. Votes most like: Oathstar from Voteview roll calls, 119th Congress. voteview.com/data
  2. 6. Candidates: FEC filings, 2026 MI-SENATE race, retrieved 2026-11-10. www.fec.gov/data/elections/senate/MI/2026/
  3. 7. November ballot: https://en.wikipedia.org/wiki/2026_United_States_Senate_elections, as of 2026-10-05. en.wikipedia.org/wiki/2026_United_States_Senate_elections

Prepared with Oathstar · oathstar.com

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