$9.6K
NOV 3, 2026
General Election
Voters choose the office holder.
Deposit $20, get $50 on Polymarket
Prediction market probabilities from Kalshi, updated as market prices change. Last updated Sep 9, 2026, 7:08 PM UTC.
source: Kalshi
Compare the candidates' live odds, polling averages and fundraising. Updated .
| Candidate | Live odds | Poll average | Funds raised |
|---|---|---|---|
| 97% | — | $5.35M | |
| 1% | 30.0% | $38 |
Important voting dates, registration deadlines and prediction market closing times.
Recent reporting and announcements directly related to this race and its candidates.
The latest updates focus on New Hampshire’s contested Senate primaries, where Republicans and Democrats are both choosing nominees. AP is also outlining how results will be counted and reported. These developments do not appear to change the Massachusetts Senate race directly. The news is mostly about the New Hampshire Senate race, not Massachusetts, so it likely has little direct effect on this market. It may add a small amount of general uncertainty around the broader Senate landscape.
Republicans are eyeing New Hampshire as a possible Senate pickup in the 2026 primary elections.
By HOLLY RAMER and KATHY McCORMACK CONCORD, N.H. (AP) — New Hampshire primary voters are choosing candidates for Congress, governor and the 424-seat state Legislature on Tuesday, and incumbents aren’t the only familiar names on the ballot. U.S. Sen. Jeanne Shaheen’s decision to not seek reelection created a cascade of competitive races. Two of the […]
Former Republican U.S. Sens. John Sununu and Scott Brown will compete in New Hampshire’s U.S. Senate primary Tuesday for the seat currently held by retiring Democratic U.S. Sen. Jeanne Shaheen. In...
The race to replace retiring three-term Democratic U.S. Sen. Jeanne Shaheen is one of a handful across the country that could determine control of the U.S. Senate.
Sept. 1 (UPI) -- Voters in Massachusetts are heading to the polls Tuesday to vote in the 2026 primary elections, deciding between Democrats Sen. Ed Markey
The race to replace retiring three-term Democratic Sen. Jeanne Shaheen is one of a handful across the country that could determine control of the U.S. Senate for the second half of President Donald Trump’s final term.
This year’s US Senate primary has largely hummed to at a lower wattage despite some signs it’s starting to heat up.
Polling results and averages based on polls published between Oct 29, 2024 and Aug 24, 2026.
Aggregation source: FiftyPlusOne
Campaign finance totals for the 2026 cycle, including money raised, spent and cash on hand.
E. MarkeyEd MarkeyJ. DeatonJohn DeatonSource: FEC
New updates coming soon
We're monitoring and will update when new data impacts the race.
