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● InformationalElections / Campaigns

Graham Platner wins the Democratic primary for US Senate in Maine, will face GOP Sen. Susan Collins

Platner won the Democratic nomination and is set to face Susan Collins in the general election.

Graham Platner wins the Democratic primary for US Senate in Maine, will face GOP Sen. Susan Collins
Image · GBH

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This article1 analysis · Oct 5, 2026

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Jun 10, 2026
tl;dr

Graham Platner won Maine’s Democratic primary for U.S. Senate and will face Republican Sen. Susan Collins. The result sets up a closely watched contest as Democrats seek to flip the seat.

Community verdict

VOTING CLOSED
How does this story look for
NOT RATEDCLOSED

No good or bad look here

This story reports what happened without casting Platner in a good or bad light, so readers don’t rate it and it doesn’t count toward Platner’s record.

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Democratic Senate primary winner and Collins’s prospective general-election opponent

PRIMARY SUBJECT
Susan M. Collins
R · ME · SEN

Republican senator and Platner’s prospective general-election opponent

Collins's version of this story ↗
Nirav Shah
D · ME

Democratic candidate for Maine governor

Republican House candidate in Maine’s 2nd Congressional District

Donald Trump
R · President of the United States

President, mentioned in comparison of Maine’s 2024 vote and a supporter’s comment

Democratic U.S. representative stepping down from Maine’s 2nd Congressional District

Democratic candidate for Maine’s 2nd Congressional District

Democratic candidate for Maine governor

Bernie Sanders
I · VT · SEN

Senator who supported Platner early in the campaign

Democratic Senate candidate

Democratic candidate for Maine’s 2nd Congressional District

Chuck Schumer
D · NY · SEN

Senate Democratic leader who backed Mills

Democratic candidate for Maine’s 2nd Congressional District

Kamala Harris
Former U.S. Senator (D-CA)

Former Democratic presidential candidate mentioned in comparison of Maine’s 2024 vote

Democratic candidate for Maine governor

Paige Loud
D · ME

Democratic candidate for Maine’s 2nd Congressional District

Maine governor and former Democratic Senate candidate

ALSO MENTIONED  Angus King III, Democratic candidate for Maine governor; Ben Midgley, Republican candidate for Maine governor; Bobby Charles, Republican candidate for Maine governor; David Jones, Republican candidate for Maine governor; Garrett Mason, Republican candidate for Maine governor; Hannah Pingree, Democratic candidate for Maine governor; Jonathan Bush, Republican candidate for Maine governor; Owen McCarthy, Republican candidate for Maine governor; Robert Wessels, Republican candidate for Maine governor

Part of a bigger story

59 OUTLETS
Graham Platner Wins Maine Democratic Senate Primary

Graham Platner won Maine’s Democratic Senate primary, and outlets report he will face Republican Sen. Susan Collins in the general election. Left-leaning outlets present the result chiefly as Platner’s nomination and the coming matchup with Collins. Center outlets also emphasize the result and matchup, often alongside scrutiny of Platner’s past. Right-leaning outlets give more weight to those controversies and, in some coverage, doubts or attacks about his prospects.

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