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Texas state Senator James Talarico is the Democratic nominee for John Cornyn’s open Senate seat. September polling puts him ahead of Republican Attorney General Ken Paxton — and traders have moved Democrats from 47% to 52% on this market over the past week.
You’re betting on whether a Democrat holds Texas’s Senate seat for the term that begins in 2027. After the winner is sworn in, only one side gets paid.
| Your bet | Chance | Wins if… | $100 bet pays |
|---|---|---|---|
| Democrats | 52% | A Democrat is sworn in for the 2027 term — in this race, that means nominee James Talarico | ~$186 |
| Republicans | 48% | A Republican is sworn in for that term — in this race, that means nominee Ken Paxton | ~$201 |
Kalshi pays from who is sworn in for the 2027 term. Election Day is November 3, 2026.
The case for Democrats. At 52%, traders treat a Democratic win as a coin-flip lean, not a lock. Democratic nominee James Talarico, a Texas state senator from Austin, leads in several September surveys — a SoCal Strategies poll of likely voters put him at 50% and Paxton at 45%, and an AARP poll of 895 likely voters (August 30–September 1) had Talarico at 48% and Paxton at 44%. Talarico’s campaign raised about $30 million in the second quarter of 2026, more than triple Paxton’s roughly $9 million haul, and ended June with about $21.5 million cash on hand against Paxton’s roughly $1.7 million, per Federal Election Commission filings reported in July. That fundraising gap is why Democrats sit at 52%: recent polls showing Talarico ahead, plus a campaign treasury that can still buy airtime across Texas’s 20 media markets.
The case for Republicans. Traders still leave about 48% on Republicans. An Emerson College Polling/Nexstar Media survey of 1,000 likely Texas voters (August 9–11) had Paxton at 47% and Talarico at 46%, with about 5% undecided — a tighter race than the September polls that moved this market. Republican nominee Ken Paxton, Texas’s three-term attorney general, beat four-term incumbent John Cornyn by nearly 2-to-1 in the May 26 runoff despite being heavily outspent, and has President Donald Trump’s endorsement. In the AARP survey, Paxton led Talarico by 13 percentage points among voters aged 50 or older even as Talarico led overall. Texas has not elected a Democrat to the Senate since Lloyd Bentsen in 1988, and in November 2018 Beto O’Rourke lost to Ted Cruz 48.3% to 50.9% — the closest a Texas Democrat has come in 40 years, per the Texas Tribune. That is why Republicans still sit at 48%: a Republican-leaning state history, a runoff win that showed Paxton can survive a cash gap, and older voters who still break toward the GOP.
Does a 50%–45% poll mean Democrats should be priced above 50%? A poll lead is not a win probability. Several August surveys still showed a dead heat — Emerson had Paxton at 47% and Talarico at 46%, and an Overton Insights/Texas Public Policy Foundation poll (August 24–26) had the candidates within one point. Add Talarico’s second-quarter fundraising record — about $30 million, nearly triple Beto O’Rourke’s $10.4 million in the same period in 2018, per the Texas Tribune — and traders can move Democrats from 47% to 52% when September polls break toward the Democrat.
The 7-day move on this market tracks that polling shift. Democrats hold a narrow edge at 52%, with seven weeks until Election Day.
November 3, 2026: Election Day in Texas.