MLB: Triples Leader

Platform comparison

Active sub-markets

Market context

The 2026 MLB regular season triples race is being priced as a near-certainty around **Corbin Carroll**, with the crowd-implied probability at **71% YES** on Polymarket and **71%** on Kalshi, which is broadly aligned with a clear market leader rather than a tightly contested book. MLB’s official stat pages are the settlement source for the category, and triples are usually a volatile counting stat that can swing on park factors, contact profile and running speed, but the present pricing suggests traders think Carroll’s combination of extra-base ability and baserunning gives him a durable edge.[1][5][7]

Historically, triples leader markets tend to be more concentrated than home-run or RBI futures because the pool of viable candidates is smaller and heavily shaped by speed-first hitters and outfield gaps. That matters when reading a 71% price: it implies the market sees a meaningful favourite, not a lock, and leaves room for challengers such as Xavier Edwards, who is shown around **4.5%–5%** on the main prediction markets, while betting-style leader boards also place several other players in the mix, including Leody Taveras and Pete Crow-Armstrong.[1][2][7] Compared with the prediction market, sportsbook-facing leader boards appear less explicitly synchronised on a single line, so the main takeaway is that consensus points to Carroll, but not by such a margin that the race is functionally over.[2][4]

The key catalysts are playing time, injuries, and whether Carroll maintains a green light on the bases, because triples depend on both opportunity and speed rather than just power output. Traders should watch official MLB leader pages as the season progresses, along with any lineup changes, IL stints, or ballpark shifts that affect gap-hitting chances; a few hot weeks from an above-average runner can materially change the board in a stat this noisy.[5][8] With settlement tied to the 2026 regular season and the market’s tie-break rules referring back to MLB’s official leader, the most important dependency is whether any rival can accumulate enough volume to force a late-season contest rather than simply relying on headline batting skill.[5][1]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Best Prediction Markets, 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?

Best Prediction Markets 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.

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.

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.