Colorado Rockies vs. Athletics

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Active sub-markets

Market context

The Colorado Rockies host the Oakland Athletics on 14 June at 3:05pm ET in Denver. The current crowd-implied probability of 100% for a Rockies victory reflects substantial home-field advantage and recent disparities in team performance, though such extreme probabilities in baseball are historically rare given the sport's inherent variance.

The Rockies enter June with a mixed record but benefit from Coors Field's elevation, which has historically favoured their hitters. The Athletics, conversely, have struggled through the early season and are in the midst of a rebuild phase that has yielded limited offensive production. Denver's home record typically outperforms road performance by a significant margin; the Rockies' recent form at Coors has been notably stronger than their away splits. Comparable matchups between contending home teams and rebuilding visitors have occasionally settled at probabilities near 80–85%, though 100% suggests either missing information or market dysfunction.

Traders should monitor lineup confirmations and injury reports released 24 hours before first pitch. Any late absence of key Rockies hitters—particularly those suited to Coors Field's dimensions—could shift the probability meaningfully. The Athletics' pitching assignment matters substantially; if Oakland deploys a starter with recent success against Colorado's lineup, that would warrant reassessment. Weather conditions at altitude can affect ball carry; clear, warm conditions favour the home side's offensive profile. The settlement window extends to 21 June, allowing for postponement resolution should weather or scheduling issues arise.

Methodology

We track Colorado Rockies vs. Athletics on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On Sport Prediction, 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.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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, Sport Prediction triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.