Don Tracy's 93.2% implied probability in the Illinois Republican Senate primary reflects his designation by the district's Republican vacancy committee as the replacement nominee following the prior incumbent's resignation, positioning him as the party-backed frontrunner with unified organizational support and superior fundraising. Recent filings confirm Tracy's ballot placement, while challengers Jeannie Evans and Casey Chlebek trail amid limited visibility and resources. Trader consensus prices in minimal upset risk ahead of the March 19 primary, though a late surge from grassroots momentum, endorsement shifts, or legal challenges to the vacancy process could narrow the gap if voter turnout spikes among insurgents.
Experimental AI-generated summary referencing Polymarket data · UpdatedDon Tracy 91.5%
Jeannie Evans 5.1%
R. Cary Capparelli <1%
Panagioti Bartzis <1%
$597,566 Vol.
$597,566 Vol.
Don Tracy
91%
Jeannie Evans
5%
R. Cary Capparelli
<1%
Panagioti Bartzis
<1%
Casey Chlebek
<1%
Lloyd Jones
<1%
Pamela Denise Long
<1%
CaSándra Claiborne
<1%
Doug Bennett
<1%
John Goodman
<1%
Jimmy Lee Tillman II
<1%
Januario Ortega
<1%
Don Tracy 91.5%
Jeannie Evans 5.1%
R. Cary Capparelli <1%
Panagioti Bartzis <1%
$597,566 Vol.
$597,566 Vol.
Don Tracy
91%
Jeannie Evans
5%
R. Cary Capparelli
<1%
Panagioti Bartzis
<1%
Casey Chlebek
<1%
Lloyd Jones
<1%
Pamela Denise Long
<1%
CaSándra Claiborne
<1%
Doug Bennett
<1%
John Goodman
<1%
Jimmy Lee Tillman II
<1%
Januario Ortega
<1%
If no 2026 Illinois Republican 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 Illinois Republican party, however an overwhelming consensus of credible reporting may suffice.
Market Opened: Nov 13, 2025, 2:10 PM ET
Resolver
0x2F5e3684c...Resolver
0x2F5e3684c...Don Tracy's 93.2% implied probability in the Illinois Republican Senate primary reflects his designation by the district's Republican vacancy committee as the replacement nominee following the prior incumbent's resignation, positioning him as the party-backed frontrunner with unified organizational support and superior fundraising. Recent filings confirm Tracy's ballot placement, while challengers Jeannie Evans and Casey Chlebek trail amid limited visibility and resources. Trader consensus prices in minimal upset risk ahead of the March 19 primary, though a late surge from grassroots momentum, endorsement shifts, or legal challenges to the vacancy process could narrow the gap if voter turnout spikes among insurgents.
Experimental AI-generated summary referencing Polymarket data · Updated



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