Kalshi2026 Senate

Massachusetts Senate Race 2026

Kalshi has 3 events on the 2026 Massachusetts Senate race, with $6,433,004 in lifetime volume across 10 contracts. On the “Massachusetts Senate winner?” market the implied probability is 98% for the Democratic party and 1% for the Republican party, based on each contract's trading range on Nov 3, 2026. “Massachusetts Democratic Senate nominee?” settled Yes on Ed Markey.

Lifetime volume

$6,433,004

Contracts

10

Kalshi events

3

Highest implied

98%

Democratic party

Massachusetts Senate winner?

SENATEMA-26OpenVolume $1,515,357Event pageSeries hub
1
Republican party
1% $1,284,781
2
Democratic party
98% $230,576

Implied probability: midpoint of each contract's trading range on Nov 3, 2026.

Massachusetts Democratic Senate nominee?

KXSENATEMAD-26SettledVolume $4,850,974Event pageSeries hub
1
Seth MoultonSettled No
$2,663,392
2
Ed MarkeySettled Yes
$2,136,298
3
Ayanna PressleySettled No
$38,903
4
Alexander RikleenSettled No
$12,380

Massachusetts Republican Senate nominee?

KXSENATEMAR-26OpenVolume $66,674Event pageSeries hub
1
Lewis Evangelidis
$35,308
2
John Deaton
$20,013
3
Charlie Baker
$8,482
4
Christopher Thrasher
$2,870