Volume Report

Central bank building at dusk with an illuminated upward market line

Volume Report

Fed Rate Hike Nears Certainty After Hotter Inflation Report

Prediction markets sharply increased the odds of a September Federal Reserve rate hike after core inflation rose more than expected on Sept. 11. DeFi Rate’s cross-venue probability for a...

Cheryle Shepstone

September 11, 2026

First NFL game breaks record for prediction market rrading

Volume Report

Patriots-Seahawks Prediction Market Volume Jumps from $5.8M to $105.5M in 24 Hours

The first game of the 2026 regular season nearly quadrupled the Kalshi volume generated by last year’s opener, pushing reported volume across three operators above $111...

Cheryle Shepstone

September 10, 2026

Kalshi app showing NFL prediction markets at a football stadium

Industry

Prediction Markets Grow 14% As NFL Season Sets Up Major Growth

Prediction markets hit $12.9B in weekly volume as Kalshi takes 92% share, while the NFL season could drive billions more in prediction market...

Matt Bain

September 7, 2026

Prediction Markets could hit $57 billion this NFL season in trading volume

Volume Report

Prediction Market NFL Trading Volume Could Reach $57 Billion This Season

DeFi Rate projects Kalshi NFL trading volume will reach roughly $3.2 billion through Week 1 and $57 billion across the full 2026–27 season. The forecast reflects the sharp expansion in...

Cheryle Shepstone

September 6, 2026

Preseason NFL trading data Kalshi, Polymarket and Polymarket US

Volume Report

Prediction Markets Top $11B in Contract Volume as Sports, Combos Drive Kalshi Growth

Prediction markets surged to $11.26B weekly contracts as Kalshi set a record, grabbed 90.4% market share, and powered growth through sports and combo...

Matt Bain

August 31, 2026

BMW and US Open Drive volume on Kalshi and Polymarket

Volume Report

BMW Championship, US Open Drove Huge Week For Sports On Prediction Markets Volume

Prediction markets surged to $3.36B in weekly volume, with sports dominating 76.5% of trading across Kalshi and Polymarket...

Matt Bain

August 24, 2026

Volume Report

NFL Prediction Market Volume Reaches $167.8M in Week Ending August 16

NFL volume across Kalshi, Polymarket Global and Polymarket US hit $167.8 million, up 324.4% from week prior....

Cheryle Shepstone

August 17, 2026

Volume Report

Prediction Market Volume Rebounds Above $10 Billion as Politics Surges Ahead of NFL Season

Prediction markets rebound as trading tops $10 billion, with Kalshi leading the surge and a growth in political markets driving...

Matt Bain

August 10, 2026

Polymarket US is seeking to add parlay-style sports contracts as prediction market operators expand multi-leg trading products

Volume Report

Weekly Prediction Markets Volume Falls Below $10B For First Time Since June

Prediction markets cool after the World Cup, but Kalshi gains more share as sports and Fed markets drive...

Matt Bain

August 3, 2026

Kalshi’s 2026 FIFA World Cup markets generated at least $13.76 billion in directly tracked trading volume, setting a new all-time event record for the exchange.

Industry

Kalshi World Cup Volume Exploded to $13.8 Billion, an All-Time Event Record

World Cup trading dwarfed volume tied to any previous event on Kalshi and helped propel the exchange to new daily, weekly and monthly records. DeFi Rate breaks down the market types,...

Mike Breen

July 21, 2026

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