Maine Senate Odds 2026
Live odds for the Maine Senate race from Kalshi, Polymarket, Polymarket US and Gemini. Compare every candidate's price, order book and whale bets across venues.
KalshiPolymarketPolymarket USGemini
Polymarket
GeminiTroy Jackson
59%
−1 pts
- 60%
- 61%
- 58%
- 61%
Susan Collins
42%
- 41%
- 41%
- 44%
- 43%
Live odds
30%40%50%60%70%
Troy Jackson59%Susan Collins42%
Sep 19Oct 1Oct 13
The median price across venues, this month. Point at a name to pick out its line, or at the graph to read every candidate on that day.
| Week | |||||
|---|---|---|---|---|---|
| Troy Jackson | 60% | 61% | 58% | 61% | |
| Susan Collins | 41% | 41% | 44% | 43% |
Order booksTroy Jackson YES
Kalshi
Yes priceSizeValue
60¢959$576
61¢4.6K$2.8K
62¢54K$33K
63¢5.8K$3.6K
64¢2.6K$1.6K
65¢4.0K$2.6K
66¢5.2K$3.4K
67¢6.0K$4.0K
Spread1¢
59¢50K$30K
58¢148K$86K
57¢9.5K$5.4K
56¢86K$48K
55¢735$404
54¢1.9K$1.0K
53¢1.4K$742
52¢2.2K$1.2K
Polymarket
Yes priceSizeValue
61¢8.7K$5.3K
62¢28K$17K
63¢39K$25K
64¢82K$53K
65¢5.5K$3.6K
66¢8.7K$5.8K
67¢5.0K$3.4K
68¢13K$8.6K
Spread1¢
60¢1.9K$1.2K
59¢34K$20K
58¢30K$17K
57¢4.5K$2.6K
56¢11K$5.9K
55¢5.3K$2.9K
54¢14K$7.5K
53¢8$4
Polymarket US
Yes priceSizeValue
58¢12K$7.0K
60¢11K$6.7K
61¢37K$23K
63¢1$1
78¢1$1
97¢8.4K$8.2K
98¢200$196
99¢119K$118K
Spread1¢
57¢259K$147K
56¢5.1K$2.8K
55¢11K$6.2K
49¢8$4
3¢3.0K$89
2¢200$4
1¢531K$5.3K
Gemini
Yes priceSizeValue
61¢500$305
62¢100$62
64¢545$349
76¢35$27
Spread3¢
58¢100$58
56¢455$255
Where to bet
- Polymarket USCheapest on 1 of 2 candidates
- KalshiCheapest on 0 of 2 candidates
- PolymarketCheapest on 0 of 2 candidates
- GeminiCheapest on 0 of 2 candidates
Whale trades
- $7.6K5h ago
NO Susan Collins @ 57¢
Polymarket US
- $5247h ago
YES Troy Jackson @ 58¢
Polymarket US
- $7007h ago
YES Troy Jackson @ 56¢
Polymarket US
- See all 849 whale trades
Biggest positions
Troy Jackson is ahead at 59%, up 2 pts this week. Susan Collins next at 42%. Polymarket US carries 49% of the day's $53K volume. Whales put $618K on YES and $482K on NO in 30 days, most on Susan Collins. Settles Nov 3, 2026.