Incumbent U.S. Senator Chris Coons commands 94% trader consensus in the Delaware Democratic Senate primary on September 15, 2026, reflecting his entrenched position against low-profile challenger Christopher Beardsley, who announced in December 2025. Coons' advantages include a massive fundraising edge—$4.1 million cash on hand as of late March versus Beardsley's $9,000 from year-end 2025—no public polling indicating contention, and Delaware's closed primary system favoring the established party figure in a state with unbroken Democratic Senate control since 2001. Absent recent catalysts like scandals or new entrants before the July 14 filing deadline, markets price minimal upset risk, though a major endorsement surge for Beardsley or Coons health/legal issues could shift dynamics.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated$10,412 Vol.
$10,412 Vol.
Chris Coons
94%
Christopher Beardsley
5%
$10,412 Vol.
$10,412 Vol.
Chris Coons
94%
Christopher Beardsley
5%
If no 2026 Delaware Democratic Senate Primary takes place, this market will resolve to "Other".
The resolution source for this market will be the first announcement of the results from the Delaware Democratic party, however an overwhelming consensus of credible reporting may suffice.
Market Opened: Dec 12, 2025, 11:02 AM ET
Resolver
0x2F5e3684c...If no 2026 Delaware Democratic Senate Primary takes place, this market will resolve to "Other".
The resolution source for this market will be the first announcement of the results from the Delaware Democratic party, however an overwhelming consensus of credible reporting may suffice.
Resolver
0x2F5e3684c...Incumbent U.S. Senator Chris Coons commands 94% trader consensus in the Delaware Democratic Senate primary on September 15, 2026, reflecting his entrenched position against low-profile challenger Christopher Beardsley, who announced in December 2025. Coons' advantages include a massive fundraising edge—$4.1 million cash on hand as of late March versus Beardsley's $9,000 from year-end 2025—no public polling indicating contention, and Delaware's closed primary system favoring the established party figure in a state with unbroken Democratic Senate control since 2001. Absent recent catalysts like scandals or new entrants before the July 14 filing deadline, markets price minimal upset risk, though a major endorsement surge for Beardsley or Coons health/legal issues could shift dynamics.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated



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