Chicago Cubs vs. Colorado Rockies

Platform comparison

Active sub-markets

Market context

The Chicago Cubs face the Colorado Rockies on 11 June in a regular-season Major League Baseball fixture. The market currently reflects even odds at 50%, suggesting traders perceive neither side as favoured despite the Cubs' stronger historical performance and recent divisional standing.

The Cubs have maintained a competitive advantage over the Rockies in head-to-head matchups across recent seasons, winning roughly 55% of encounters since 2020. However, the Rockies' home-field advantage at Coors Field—where thin air and altitude effects create measurably higher scoring environments—historically narrows performance gaps. The current probability distribution suggests traders are weighting these offsetting factors equally, with the Cubs' roster depth balanced against Colorado's ballpark dynamics.

Key variables affecting settlement include starting pitcher assignments and injury status updates, typically confirmed 24–48 hours before first pitch. Weather conditions at Coors Field warrant monitoring, as June temperatures and humidity patterns influence ball carry and offensive output. Recent team form matters substantially; either side's performance in the preceding week could shift trader sentiment materially. The settlement window extends to 18 June, allowing for postponement resolution should weather force rescheduling. Traders should track official MLB roster announcements and pre-game injury reports from both franchises' official channels, as unexpected absences of key players have historically shifted comparable matchup probabilities by 5–10 percentage points.

Methodology

This page tracks Chicago Cubs vs. Colorado Rockies across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Election Predictions UK routes every trade through to Polymarket — at 0% fees.

Resolution & payout

Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.

Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.

FAQ

Where can I trade this market with the lowest fees?

On Election Predictions 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.

Is this market available outside the US?

Election Predictions UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 Election Predictions UK?

Zero. Election Predictions 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.