Devers Ties Reynolds at 36 Doubles, Cutting Reynolds to 26%
Reynolds' win probability fell from 48% to 26% in three days after Devers tied him at 36 doubles. His August OPS dropped to .615, down from .736 in July.

Bryan Reynolds' Doubles Lead Is Gone, and the Market Has Already Repriced
Bryan Reynolds is no longer the solo leader in MLB doubles. As of September 12, 2026, his probability of winning the Pro Baseball Doubles Leader market has fallen from 48% to 26% after Rafael Devers tied him at 36 doubles apiece, erasing what had been a comfortable solo lead for the Pirates outfielder with less than a month remaining.
The prediction market reaction has been swift. Reynolds' implied probability collapsed 22 percentage points over three days, a move that reflects a complete reassessment of this race. Kalshi prices Reynolds at 29%, while Polymarket has him lower at 23%. Three days ago, bettors treated Reynolds as the clear favorite. Now they consider him an underdog.
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The market is not just reacting to a tied leaderboard. It is pricing in trajectory. Reynolds held the solo lead, lost it, and now faces a rival hitting doubles at a higher clip entering the final stretch. Lost momentum plus a surging competitor is precisely the kind of scenario that triggers aggressive repricing.
How Rafael Devers Erased Bryan Reynolds' Advantage
Both Reynolds and Devers sit at exactly 36 doubles, per StatMuse, but they arrived at that number on different trajectories. Devers closed the gap in days, turning a deficit into a tie while Reynolds' production stalled.
Reynolds' recent offensive profile raises flags. His OPS dropped to .615 in August, down from .736 in July, according to Sports Illustrated. That kind of decline reduces doubles output and suggests weaker contact overall. A hitter whose extra-base authority fades in August rarely finds a second gear in September.
Devers generated doubles fast enough to erase the gap entirely. With four weeks and roughly 25 games remaining for each team before the October 11 resolution date, every series now carries outsized weight. A single three-double week from either player could decide this market.
The remaining schedule matters as well. Both players will face a mix of contenders and also-rans, but the key variable is health and plate appearances. Neither player currently appears on any injury report, which means the race is genuinely open.
Reynolds' Win Probability Collapse Over Three Days
Reynolds entered September 9 priced at 48%, a number implying the market viewed him as the clear frontrunner even accounting for schedule uncertainty. By September 12, that confidence had evaporated.
The 26% current price is the lowest Reynolds has traded in this market. He went from being priced as the most likely winner to being priced as if Devers (or potentially another challenger) holds the edge. That is a full regime change, not a minor adjustment.
What makes the move notable is its speed. A 22-point drop over three days typically signals a discrete event. In this case, it was the moment Devers officially pulled even. The market did not gradually reprice as the gap narrowed; it waited for confirmation of the tie and then corrected hard.
The Case Against Reynolds: Why 26% Might Still Be Too High
The strongest bearish argument against Reynolds rests on three pillars: declining production, a rising competitor, and the math of a tied race.
Start with production. Reynolds was one of baseball's hottest hitters in June, building a 34-game on-base streak that was the longest for a Pirates player since Brian Giles' 35-game stretch in 2001. That version of Reynolds looked capable of running away with the doubles title. The August version, posting a .615 OPS, looked like a different hitter.
Second, Devers is not just any challenger. He plays for a San Francisco Giants team that may still be in the playoff hunt, meaning his plate appearances come in high-leverage games and his lineup protection is likely better than what Reynolds gets in Pittsburgh. More competitive games generally mean more consistent at-bats against pitchers who have to throw strikes.
Third, a tied race at 36 doubles with a month left is close to a coin flip in pure statistical terms. But the market is pricing Reynolds at 26%, not 50%. That gap implies bettors see Devers as the forward favorite, driven by the OPS trend and lineup context. If a third player were to enter the conversation, Reynolds' probability would compress further.
What Would Bring Reynolds Back Into Contention
For Reynolds to reclaim the lead in both the statistical race and the market, he would need a visible power surge in mid-September: something like a week where he records three or four doubles, showing that his August slump was a blip rather than a trend.
The August 15 game against the Red Sox, in which Reynolds went 2-for-4 with a double, three runs scored, and a stolen base, showed he still has the mechanical ability to drive the ball into the gaps. But isolated performances will not be enough. He needs a sustained stretch of extra-base production.
The Kalshi-to-Polymarket spread (29% versus 23%) hints at disagreement about how far Reynolds has fallen. If you believe the August OPS decline is overstated, or that Reynolds' history of hot streaks makes a September rebound plausible, the 23% Polymarket price may offer value. If the decline looks structural, even 29% on Kalshi seems generous.
This market resolves on October 11, 2026. You can track the latest prices and follow both players on the Pro Baseball Doubles Leader odds page. With 36 doubles each and four weeks to play, the next handful of games will determine whether the market's bet against Reynolds was prescient or premature.
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The story so far: Pro Baseball Doubles Leader
6 updates · Aug 20 – Sep 9
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