Charles Johnson enters UFC 330 with a 19-9 record but recent mixed results, including a third-round submission loss to Asu Almabayev in June 2026 and a first-round TKO defeat to Alex Perez earlier that year. Eduardo Chapolin steps in on four days' notice as an undefeated 15-2 prospect and LFA flyweight champion, fresh off a first-round knockout title defense and a Dana White's Contender Series decision win in late 2025. The catchweight bout at 130 pounds favors Johnson's UFC experience and length at 5'9", yet Chapolin's hand speed, finishing rate, and short-notice momentum create a competitive dynamic reflected in community pricing near 77-23 in Johnson's favor. Both fighters made weight at 129.5 pounds, with no reported injuries or late changes affecting the prelims matchup.
This market will resolve to "Charles Johnson" if Charles Johnson is officially declared the winner of the fight against Eduardo Chapolin at UFC 330: Makhachev vs. Machado Garry, scheduled for August 15, 2026.
It will resolve to "Eduardo Chapolin" if Eduardo Chapolin is officially declared the winner.
If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond August 29, 2026, this market will resolve "50-50."
The resolution source for this market will be official information from the UFC.
What are the current odds for UFC 330: Charles Johnson vs. Eduardo Chapolin (Catchweight, Prelims)?
At 88%, O/U 0.5 Rounds has pulled far clear of O/U 1.5 Rounds (74%). Prices stay live until resolution, but the market sees one clear outcome.
What do traders predict for UFC 330: Charles Johnson vs. Eduardo Chapolin (Catchweight, Prelims)?
Traders price O/U 0.5 Rounds at a 88% implied probability - about as confident as prediction markets get. Real money stands behind that number, updated live.
When does the UFC 330: Charles Johnson vs. Eduardo Chapolin (Catchweight, Prelims) market resolve?
Mark 16 Aug 2026 (1 days left): that's when this market is due to resolve, following Polymarket's published criteria once the result is verified.
How much money is trading on UFC 330: Charles Johnson vs. Eduardo Chapolin (Catchweight, Prelims)?
Total turnover stands at $1.5M. Volume shows conviction: these odds are backed by actual positions, not polls.
How can I trade UFC 330: Charles Johnson vs. Eduardo Chapolin (Catchweight, Prelims) on Polymarket?
You can watch the odds move here in real time and trade the market directly on Polymarket. As always, prediction trading carries real risk.
