R United States Senate · Maine On the 2026 ballot

Sen. Susan M. Collins

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Compare

Session

Total votes

1,037

all sessions

Attendance

100%

of floor votes

Higher than 94% of chamber peers

With party

72%

of cast votes

Lower than 100% of chamber peers

Bipartisan score

15%

some cross-party votes

Higher than 99% of chamber peers

Legislative network

Legislators build coalitions through co-sponsorship. These are the 10 lawmakers Sen. Collins co-sponsors with most often: a window into their policy partnerships, their coalition within the caucus, and the rare cases where they reach across the aisle.

Top partners 10

Within party 2

Across aisle 8

Strongest tie Angus S. King, Jr.

Closest allies

Ranked by bills co-sponsored together across all sessions.

Across the aisle

Among Sen. Collins's top collaborators, 8 are members of a different party.

I Angus S. King, Jr. 620 D Jeanne Shaheen 522 D Amy Klobuchar 502 D Richard Blumenthal 453 D Christopher A. Coons 446 D Margaret Wood Hassan 445 D Tina Smith 391 D Tammy Baldwin 383

Explore the full network

See Sen. Collins's co-sponsorship relationships as an interactive graph. Filter by topic, session, or party to trace coalitions and identify the brokers between them.

View network graph