Polymarket Archives

US Elections

GOP Turns Prime Georgia Senate Pickup Into a Primary Mess as Ossoff Holds Strong

A three-way Republican battle in the Georgia Senate primary has prediction markets breaking heavily for Democratic sitting Sen. Jon...

Pat Evans

May 19, 2026

US Elections

Markets Flip on Massie Ahead of KY-04 Vote: Can Trump-Backed Gallrein Pull Off Upset?

Tuesday’s Republican primary for the 4th House District in Kentucky is a raw test of the President Donald Trump revenge narrative playing out on prediction markets. Can a...

Pat Evans

May 19, 2026

Kalshi volume holds as transactions drop

Volume Report

Kalshi Volume Levels Off at $3.86B as Transactions Drop 46% and Polymarket Bounces Back

Kalshi notional volume dipped 6.6% week-over-week to $3.86B for the week beginning May 11, a much softer decline than the transaction count suggests. Trades fell 46.4% to 13.0M, pointing to...

Valerie Cross

May 18, 2026

US Elections

Louisiana Senate Markets Turn on Cassidy as Trump-Backed Letlow Gains Ground

Trump-backed Julia Letlow is the clear favorite over incumbent Sen. Bill Cassidy on prediction markets in the Louisiana GOP Senate...

Pat Evans

May 15, 2026

2026 PGA Championship Odds at Kalshi and Polymarket Day 1

General

2026 PGA Championship Odds: Outrights, Round Leaders, and Combos at Kalshi and Polymarket

Kalshi had nearly $130 million in live 2026 PGA Championship-related volume by Day 1, with the outright winner market alone above $110 million. Scottie Scheffler remains the favorite across...

Cheryle Shepstone

May 14, 2026

US Elections

Markets Aren’t Buying AOC‑Backed Rabb Surge in PA-03 Democratic House Primary

Pennsylvania’s 3rd Congressional District Democratic primary isn’t just a local House race anymore. It’s turned into the hottest early test of the party’s 2028 fault lines. ...

Pat Evans

May 13, 2026

House Democrats are seeking subpoenas for prediction market platform records as they press for answers about suspicious Iran-linked trades and whether operators are doing enough to police potential insider trading.

Regulation & Policy

House Democrats Seek Prediction Market Records Amid Suspicious Iran War, Oil Trades

House Democrats ask for subpoenas to identify traders behind suspicious Iran-linked wagers, as Chairman James Comer says Oversight is now seeking information from prediction market...