Massachusetts U.S. Senate S-MA-2026 · Class 2 · Regular cycle

Open in research → Editorial as of Apr 22 · FEC through Mar 31
General 2026-11-03
R Primary 2026-09-01
Filing Deadline 2026-06-02
Cook Political Report
Solid D
As of date pending
Sabato's Crystal Ball
Safe D
As of date pending
Polymarket
R 4¢
D 95¢
Refreshed today
D+14
Cook PVI
Incumbent
Ed Markey
Democrat · Running
▸ Watch

Markey will be 80 on Election Day; running for third full term. Moulton is primary challenger. D+14 PVI.

Top contenders

John Deaton
Republican
● Candidate

Republican candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$1,400,141
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S6MA00304/
Seth Moulton
Democrat
● Candidate

Democrat candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$4,255,419
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S6MA00296/
12-wk spend
Ed Markey
Democrat
● Incumbent

Democrat candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$3,804,689
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S4MA00028/
12-wk spend

Republicans

John Deaton
Republican
● Candidate

Republican candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$1,400,141
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S6MA00304/

Democrats

Ed Markey
Democrat
● Incumbent

Democrat candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$3,804,689
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S4MA00028/
12-wk spend
Seth Moulton
Democrat
● Candidate

Democrat candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$4,255,419
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S6MA00296/
12-wk spend
Alex Rikleen
Democrat
● Candidate

Democrat candidate for the Massachusetts U.S. Senate seat.

FEC Receipts — Cycle Total
$75,700
Through Mar 31, 2026
Source: FEC bulk data · api.open.fec.gov/v1/candidate/S6MA00254/
12-wk spend

5 additional FEC filers excluded as long-tail (no editorial listing, not the seat incumbent, and under $1M raised). They remain in the database and can be surfaced via the FEC API directly.