Quantus Insights poll
Fielded 6/9/2026 – 6/11/2026 · 870 respondents · Likely voters
Result
Share of respondents (remainder shown as undecided / other)
Graham Platner (D)
46%
Susan Collins (R)
45%
About this poll
- Pollster
- Quantus Insights
- Field dates
- Tuesday, June 9, 2026 – Thursday, June 11, 2026
- Sample
- 870 · Likely voters
- Sponsors
- —
- Internal poll
- No
- Published
- Monday, June 15, 2026
- Source
- quantusinsights.org (opens in a new tab)
- Data feed
- VoteHub
- Last updated