Event

Chicago Cubs vs. Arizona Diamondbacks

14 signals across 4 markets · $344,155 tracked · resolves Sep 2, 2026

Follow the Polymarket prediction market for the Chicago Cubs vs. Arizona Diamondbacks MLB game scheduled for August 26 at 3:40 PM ET. The event tracks both possible winners, with $14,183 in smart money and one signal from a high-volume serial sports trader.

CHC
0
76-58
Final
ARI
2
71-63
CHC -110ARI +103O/U 8.5
Venue
Chase Field, Phoenix
Attendance
24,297

Markets (4)

  1. Chicago Cubs vs. Arizona Diamondbacks9 signals · $273,294 tracked
  2. Chicago Cubs vs. Arizona Diamondbacks: O/U 8.53 signals · $59,265 tracked
  3. Spread: Arizona Diamondbacks (-1.5)1 signal · $6,132 tracked
  4. Spread: Chicago Cubs (-1.5)1 signal · $5,463 tracked

Top trades across all markets

  1. 95% bettor leads Arizona cluster

    A highly profitable 95% bettor and two other wallets concentrated $72,665 into Arizona while the outcome price jumped 25 percentage points.

    $72,665Score: 9.6
  2. Sharp bettors scaling into Cubs

    Two highly profitable bettors with 91-92% win rates collectively bought $122,000 of Chicago Cubs exposure, alongside a major volume spike and broader one-sided cluster conviction.

    $14,170Score: 8.2
  3. Sharp bettor leads $47K Under cluster

    Three wallets concentrated nearly $47,000 on Under, including a highly profitable 89% winner, amid an extreme pre-event volume spike.

    $46,929Score: 7.2
  4. 91% winner adds $106K Cubs bet

    A highly profitable 91% win-rate bettor added a $106K Cubs position amid an extreme volume spike, making this a strong copy-trade signal despite the price moving against them.

    $106,321Wallet win rate: 91%Score: 6.2
  5. 92% winner adds to Cubs position

    A highly profitable serial bettor with a 92% win rate and substantial implied edge is adding $4,934 to an existing Cubs position amid an extreme volume spike.

    $4,934Wallet win rate: 91%Score: 6.1
  6. High-volume serial sports trader

    A highly active, profitable sports trader made a $14,183 fresh bet that is nearly 40 times the market's 24-hour volume, though the wallet's win-rate edge is modest.

    $29,087Wallet win rate: 65%Score: 5.8
  7. 88% winner adds to Arizona position

    A proven 88% bettor with substantial positive edge is adding $20,000 to an existing Arizona Diamondbacks position at 49%.

    $20,000Wallet win rate: 93%Score: 5.6
  8. Veteran bettor builds Arizona game thesis

    A highly experienced bettor with a $43.7M lifetime profit is making a fresh $5.5K Arizona spread bet while positioning across three markets in the same game.

    $5,463Wallet win rate: 65%Score: 5.4
  9. 97% win-rate serial bettor buys Under

    A highly proven bettor with a 97% win rate and $1.04M profit is taking a fresh Under position at 48%.

    $1,500Wallet win rate: 97%Score: 5.4
  10. 99% win-rate serial bettor

    An exceptionally proven bettor with a 99% win rate and 2,086 resolved positions made a fresh $5,200 purchase of Chicago Cubs at 52%.

    $5,200Wallet win rate: 99%Score: 5.4

Top wallets in this event

  1. 0x408fe7b2f4$106,321 · 1 market · 1 alert · 91% wins
  2. 0xfe787d0319$55,468 · 2 markets · 4 alerts · 65% wins
  3. 0xb9392eda70$20,000 · 1 market · 1 alert · 93% wins
  4. 0x16bb998492$10,836 · 1 market · 1 alert · 94% wins
  5. 0xd1ed12d7cb$6,132 · 1 market · 1 alert · 63% wins
  6. 0xc3c3b3eec8$5,200 · 1 market · 1 alert · 99% wins
  7. 0xe954dd1ef1$4,934 · 1 market · 1 alert · 91% wins
  8. 0xfb681ea240$1,500 · 1 market · 1 alert · 97% wins

More on this event

FAQs

What are the Cubs vs. Diamondbacks odds on Polymarket?

Polymarket lists outcome-based odds for both the Chicago Cubs and Arizona Diamondbacks. Odds can change as traders react to news, lineups, pitching updates, and betting activity.

What outcomes are traded in this prediction market?

This event covers the two game outcomes: a Chicago Cubs win or an Arizona Diamondbacks win. If the game is canceled without a makeup game or ends in a tie, the market resolves 50-50.

What is smart money doing in the Cubs vs. Diamondbacks market?

PolySpotter tracks $14,183 in smart money across the event and one signal. The latest alert came from a high-volume serial sports trader.

When does the Cubs vs. Diamondbacks market resolve?

The market resolves after the scheduled game is completed. If postponed, it remains open until the game is played; the listed resolution deadline is September 2, 2026 at 3:40 PM ET.