Kansas City Chiefs Sign Patrick Mahomes to 10-Year Extension

Chiefs and QB Patrick Mahomes have reached agreement on a 10-year — 10-year! — contract extension that ties him to Kansas City through the 2031 season, league sources tell ESPN.

— Adam Schefter (@AdamSchefter) July 6, 2020

Patrick Mahomes had two years and $27.6 million left on his existing deal — $2.8M this year, $24.8M in 2021.

His 10-year extension is worth over $400M, though it's still uncertain how much over.

So the lowest his 12 year-deal could be worth is $427.6 million. But will be more.

— Adam Schefter (@AdamSchefter) July 6, 2020

Surpassing Mike Trout's $426.5M for the largest contract ever in North American sports history. https://t.co/ikrYHsRVVu

— Field Yates (@FieldYates) July 6, 2020

This will make it the largest contract not just in NFL history, but in sports history. https://t.co/lKqNNqMGq7

— Adam Schefter (@AdamSchefter) July 6, 2020