Who will be UFC Bantamweight champion at the end of 2026?

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Active sub-markets

Market context

The real-world question is who holds the UFC bantamweight belt at the market’s check time on 31 December 2026, with only the official UFC champion counting and any interim or vacant state resolving to *Other*. As of the UFC’s own athlete listings, Petr Yan is the division champion, so a programme watching this market would treat the current state as a live title holder rather than a vacant-belt scenario.[6]

For framing the 36% crowd-implied price, the useful analogue is a title market where the incumbent is still active but the division has several credible challengers and a volatile fight calendar. UFC’s 2026 preview names Merab Dvalishvili, Umar Nurmagomedov, Sean O’Malley, Song Yadong and Cory Sandhagen among the main contenders, which supports a wide outcome tree rather than a single dominant path.[2] TheScore’s end-of-2026 projection also splits from the current beltholder, picking Merab Dvalishvili to finish the year as champion, which is the sort of divergence that tends to keep conditional orders and copy-trading models active around title-switch risk.[1]

Catalysts to watch are straightforward to encode: official bout announcements, injury pull-outs, rematches, and whether any scheduled title fight is for the undisputed belt rather than an interim strap. A trading bot should subscribe to UFC schedule updates and champion pages, then reprice when a confirmed title defence, vacancy, or unification bout appears; if the belt changes hands before year-end, the market can still swing back if the new champion loses or the division is vacated again. ESPN’s recent championship coverage also highlights how quickly the belt can flip if Yan and Dvalishvili meet again, which matters because the market resolves on the December checkpoint, not on who looked strongest mid-year.[8]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Who will be UFC Bantamweight champion at the end of 2026? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket App UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket App UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Polymarket App UK?

Zero. Polymarket App UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket App UK triggers a quick verification flow that finishes in minutes.