Cash
Portfolio
TrendingMidtermsElectionsPoliticsSportsCultureCryptoCommoditiesClimateEconomicsMentionsFinanceTech & Science
PredictLive194AccountSocial
MARKETSINVESTLIVE194
Product
Kalshi ProInvestMarketsIncentive programInstitutionsAPI & developers
Company
AboutKalshi ResearchBlogCareersPolicy CenterBrand Kit
Help
Help CenterFAQFee scheduleTrading hoursRegulatoryTrust Center
© 2026 Kalshi Inc. · All rights reserved
PrivacyData Terms of ServiceTrading ProhibitionsFAQ for Finance Professionals
Trading on Kalshi involves risk and may not be appropriate for all. Members risk losing their cost to enter any transaction, including fees. You should carefully consider whether trading on Kalshi is appropriate for you in light of your investment experience and financial resources. Any trading decisions you make are solely your responsibility and at your own risk. Information is provided for convenience only on an "AS IS" basis. Past performance is not necessarily indicative of future results. Kalshi is subject to U.S. regulatory oversight by the CFTC.
Series Image
  1. House

MA-03 House winner?

Resolves by winning party
100
Chance
Lori Trahan
Democratic party
97.1%

Lori Trahan

Democratic party
97.1%
Gary Grossi
Republican party
2.9%

Gary Grossi

Republican party
2.9%
People are also trading
Series Image
Massachusetts's 3rd District margin of victory
Series Image
Massachusetts 03 House General Election: voter turnout
Series Image
MA-03 House election: Gary Grossi vote percent
Series Image
MA-03 House election: Lori Trahan vote percent
Series Image
Which party will win the U.S. House?
Series Image
Texas Senate winner?
Series Image
Texas Governor winner?
Series Image
Florida Governor winner?
Series Image
South Carolina Senate winner?
Series Image
Iowa Senate winner?

More Massachusetts and 2026 Midterm Races

More Massachusetts races

Massachusetts Governor race: Healey vs. MinogueMassachusetts Senate race: Markey vs. Deaton

Control of Congress

Which party will win the Senate?Which party will win the House?Congress balance of power

Top races

Texas Senate race: Talarico vs. PaxtonMaine Senate race: Jackson vs. CollinsMichigan Senate race: El-Sayed vs. RogersOhio Senate race: Brown vs. HustedTexas Governor race: Abbott vs. HinojosaIowa Senate race: Hinson vs. TurekSouth Carolina Senate race: Graham vs. AndrewsFlorida Governor race: Donalds vs. JollyOhio Governor race: Acton vs. RamaswamyNew York Governor race: Hochul vs. Blakeman

More races

Illinois Senate race: Stratton vs. TracyDelaware Senate race: Coons vs. KatzWyoming Senate race: Hageman vs. ByrdHawaii Governor race: Green vs. CorderyOregon Senate race: Merkley vs. SmithAlabama Senate race: Moore vs. WessSouth Dakota Governor race: Rhoden vs. AhlersWyoming Governor race: Barlow vs. CasnerIdaho Governor race: Little vs. PickensKansas Senate race: Marshall vs. Hamilton
MA-03 House winner?

Lori Trahan

Odds
99% chance
Max payout
Nov 3, 2027
$0
Trahan
Nov 3 ·D +34.6margin forecast
Grossi
$6,338 vol
Race Intel

MA-03 House Race 2026

ElectionNov 3, 2026General election
IncumbentLori Trahan (D)Running for re-election

MA-03 House Candidates and Fundraising

CandidateRaisedSmall Donors
  • Gary GrossiR
    $8,347
    19%
    $8,347 raised·19% small donors
  • Lori TrahanD
    $1.6M
    0.0%
    $1.6M raised·0.0% small donors
Fundraising: FEC filings · Small-donor ≤ $200. This does not include third party expenditures.

Past MA-03 Election Results

Past presidential elections

2024D +18.9%2020D +27.4%