Jerry Carl leads the AL-01 Republican primary market as traders price in his prior service representing the district, superior name recognition, and first-place finish in the invalidated May 19 primary. Redistricting litigation has shifted the contest to an August 11 special primary featuring a narrower field that includes Carl alongside challengers such as Austin Sidwell and John Mills. This timeline and Carl’s established fundraising and organizational edge underpin the wide gap in implied probabilities, while lesser-known candidates trail amid limited recent polling or endorsements that could alter positioning before the special primary ballot is finalized.