Trader consensus favors Marco Rubio for the 2028 Republican vice presidential nomination, reflecting his position as secretary of state and broad national profile after prior Senate service. Greg Abbott ranks second, supported by his executive record as Texas governor. The dispersed probabilities across dozens of options highlight the wide-open presidential field and the early phase of the cycle ahead of the 2026 midterms. Differentiators center on Rubio’s foreign policy experience versus Abbott’s state governance background, while candidates such as J.D. Vance trade lower amid expectations they may seek the presidential nomination instead. Support could consolidate after midterm outcomes, formal presidential announcements, or endorsements from party figures that clarify the top of the ticket.