Part of: Chicago Cubs vs. St. Louis Cardinals

Chicago Cubs vs. St. Louis Cardinals: O/U 8.5

In the upcoming MLB game between the Chicago Cubs and St. Louis Cardinals, scheduled for May 31 at 7:20 PM ET: This market will resolve to "Over" if the Chicago Cubs and St. Louis Cardinals combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

2 smart money signals detected, totaling $16,535.

Categories: Sports, Games, MLB, baseball

Notable Trades

Three-wallet Under surge

Three wallets bought $11.1k of Under into a huge pre-game volume spike, including one profitable serial sports trader and one large lifetime winner.

  • Three wallets bought the same Under side for $11.1k, making up a large share of this market’s early volume.
  • One buyer has a 61% record and is up $132.7k lifetime across 141 resolved bets.
  • This market saw a 542x pre-game volume spike, suggesting concentrated positioning before first pitch.

$11,145 on Under

Profitable serial sports bettor

Profitable serial cross-market bettor placed a $5.4k Under bet on a low-volume MLB total market, with a strong long-run P&L record despite only moderate win rate.

  • This bettor is up $132.7k lifetime across 141 resolved bets.
  • They have traded 95 markets across 78 events, showing a repeatable sports-betting pattern.
  • The $5.4k Under bet is over 2.5x this market’s 24h volume, signaling real conviction.

$5,390 on Under | Wallet win rate: 61%

Top Holders

  1. 0x9a4c...1f30 Under, $16,000 (61% win rate)
  2. 0x84cf...2f63 Under, $6,904 (50% win rate)
  3. 0x032e...2a9e Over, $4,496 (82% win rate)
  4. 0x4379...2e16 Over, $3,000 (53% win rate)
  5. 0xcb1b...69f2 Over, $2,974
  6. 0xb946...2671 Over, $2,000 (50% win rate)
  7. 0x8833...3ea1 Over, $2,000
  8. 0xdb83...1e50 Over, $1,393 (68% win rate)
  9. 0x0d2d...7ff5 Over, $1,271
  10. 0xa1fe...f03d Over, $1,100

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Chicago Cubs vs. St. Louis Cardinals: O/U 8.5

5hChicago Cubs vs. St. Louis Cardinals$16,535 tracked2 signalsSportsGamesMLBbaseball
Over
49¢
Under
52¢

In the upcoming MLB game between the Chicago Cubs and St. Louis Cardinals, scheduled for May 31 at 7:20 PM ET: This market will resolve to "Over" if the Chicago Cubs and St. Louis Cardinals combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

CHC
32-27
STL
30-26
CHC -102STL -118O/U 8.5Polymarket: 49¢
Price History — “Under
53¢
50¢
47¢
Alert entriesHigh-conviction

Notable Trades

Chicago Cubs vs. St. Louis Cardinals: O/U 8.5

2h ago

$11,145 on Under at 50¢

50¢52¢2¢

Chicago Cubs vs. St. Louis Cardinals: O/U 8.5

2h ago

$5,390 on Under at 49¢

49¢52¢3¢

Related Theses