Install
MA-03 House election: Gary Grossi vote percent
The odds
How the odds have moved
Median: 32.13% on Oct 19, 32.7% now.
The median the market implied over time and its middle half (the band), read from every strike's prices on Kalshi.
Every outcome
| Outcome | Chance | Day | Bid | Ask | Pays | Contracts |
|---|---|---|---|---|---|---|
| At least 26% | 97% | 93¢ | $1.04 | |||
| At least 28% | 92% | 87¢ | 96¢ | $1.04 | 10.00 | |
| At least 30% | 78% | 73¢ | 82¢ | $1.22 | 10.00 | |
| At least 32% | 57% | 53¢ | 62¢ | $1.61 | 10.00 | |
| At least 34% | 36% | 32¢ | 40¢ | $2.50 | 15.00 | |
| At least 36% | 18% | 14¢ | 22¢ | $4.55 | 5.00 | |
| At least 38% | 7% | 3¢ | 11¢ | $9.09 | 5.00 | |
| At least 40% | 4% | 7¢ | $14.29 | 5.00 | ||
| At least 42% | 3% | 5¢ | $20.00 |
"Pays" is what a $1 stake returns if that outcome happens, at the price shown (before any fees). Bid and ask are the best prices to sell and buy "Yes".
The news: MA- House, Gary Grossi
Search ›-
Three candidates seek 3rd Congressional DistrictLOWELL — The Massachusetts 3rd Congressional District race has some ballot competition this year with incumbent Democrat Lori Trahan defending her seat in the Nov. 3 election against Republican challenger Gary Grossi and unenrolled… -
Mass. midterm election 2026: Everything you need to knowAs the United States heads into November midterm elections, here’s everything Massachusetts voters will need to know to cast their ballots. Check out all of GBH News’ coverage for more information as Election Day approaches. And read up on… -
Trahan hopes regulating AI could be contagious — in a good wayPlus Dems' weekend travel and a newsroom's union push How a badge-maker uses Claude to harness 170+ years of experience: VH Blackinton has handcrafted first-responder badges in the U.S. since 1852. When a wave of retirements threatened…
Related markets
All house ›Alaska Governor election: Dave Bronson vote percent (1st Round)
Alaska Governor election: Jonathan Kreiss-Tomkins vote percent (1st Round)
Alaska Governor election: Treg Taylor vote percent (1st Round)
Montana Senate election: Alani Bankhead vote percent
Montana Senate election: Kurt Alme vote percent
Odds are traders' prices on Kalshi, Polymarket, ForecastEx and Crypto.com, not forecasts by 4Conservative. Prices read from the venues 2 min ago. Prices may be delayed. Money traded on Kalshi and ForecastEx is estimated from contracts. Not betting or investment advice.
Prediction-market prices are what traders pay for each outcome on Kalshi, Polymarket, ForecastEx and Crypto.com, read as the market's implied chance. They are not forecasts by 4Conservative, can move fast and can be wrong; they are read every few minutes and may be delayed. Money traded on Kalshi and ForecastEx is estimated from contracts at their price. News comes from the 4Conservative index; prices of stocks, rates and coins from 4Conservative Finance. Nothing here is betting, financial or investment advice. Terms of use. How to use Predictions