Cubs vs. Cardinals Odds | MLB Prediction Market

Markets (8)

Top trades across all markets

Elite bettor backs Cardinals
Elite 92% winning sports bettor is making a $53k Cardinals buy alongside heavy one-sided clustered flow.
$53,000Wallet win rate: 95%Score: 26.6
Last-minute MLB steam
High-score MLB alert driven by a large last-minute Under buy plus major one-sided Cardinals flow, though the main wallet has a poor long-term record.
$45,702Wallet win rate: 46%Score: 22.8
Profitable serial sports bettor
Large Cardinals-side flow is worth surfacing because a highly profitable serial sports trader joined a $45.8k cluster amid a major pre-game volume spike, despite some opposing Cubs flow.
$45,757Score: 19.4
20-wallet linked surge
Strong coordinated one-sided flow: 20 wallets, including linked funding, drove a large move into St. Louis alongside this active cross-market trader.
$7,485Wallet win rate: 73%Score: 19.0
91% sharp in Cardinals wave
A highly profitable 91% win-rate sports bettor bought Cardinals alongside a large 10-wallet one-sided wave into the same side.
$4,770Wallet win rate: 89%Score: 17.7
98% winner backing Cubs
Elite sports bettor with a 98% historical win rate and major lifetime profit bought Cubs alongside one-sided market flow and a large pre-game volume spike.
$2,856Wallet win rate: 98%Score: 17.2
96% winner in funded cluster
A highly profitable sports bettor with a 96% resolved win rate and linked-wallet backing bought $5.6k of St. Louis Cardinals at 51¢.
$5,567Wallet win rate: 95%Score: 17.0
86% winner joins Cubs flow
Sharp profitable MLB bettor with an 86% track record is buying Cubs alongside 7-wallet one-sided flow and a major pre-game volume spike.
$1,200Wallet win rate: 88%Score: 16.5
Profitable bettors hit Under
Surfaced because multiple profitable sports bettors converged on Under, including an 81% winner and a very large lifetime-profitable trader, and the market moved sharply to their side.
$8,047Score: 16.2
87% winner joins Cubs flow
Sharp 87% lifetime winner bought Cubs at 52¢ amid a 6-wallet one-sided flow and a major pre-game volume spike.
$1,040Wallet win rate: 84%Score: 15.5

Top wallets in this event

0x84cfff…2f63$130,548 · 2 markets · 3 alerts · 46% wins
0x5966db…f804$53,000 · 1 market · 1 alert · 95% wins
0x3dfb15…abaf$23,035 · 1 market · 2 alerts · 47% wins
0xd959b6…daf7$20,428 · 1 market · 1 alert · 66% wins
0xdd9d90…b730$16,211 · 1 market · 1 alert · 96% wins
0x6b8f18…449b$15,091 · 1 market · 3 alerts · 73% wins
0x1e6d8a…08a8$9,337 · 1 market · 1 alert · 84% wins
0x2c3350…0563$8,555 · 1 market · 1 alert · 58% wins
0xd48a81…6e90$7,315 · 1 market · 1 alert · 68% wins
0x021c7d…232f$6,053 · 1 market · 1 alert · 99% wins

More on this event

Cross-market thesis

Cardinals beat the Cubs

FAQs

What are the Cubs vs. Cardinals prediction market odds?

This event’s odds reflect the market-implied chance that either the Chicago Cubs or St. Louis Cardinals wins the game. On PolySpotter, you can follow the live Polymarket pricing alongside smart money alerts and position changes.

What is the smart money doing on Cubs vs. Cardinals?

PolySpotter has tracked $12,715 in smart money activity for this event, with a recent alert highlighting a sharp-linked Cardinals cluster. That suggests notable informed-trader interest around the St. Louis side, though market prices can change quickly.

How does the Cubs vs. Cardinals Polymarket event resolve?

The market resolves to Chicago Cubs if the Cubs win and St. Louis Cardinals if the Cardinals win. If the game is postponed, the market stays open until the game is completed; if it is canceled with no makeup game or ends in a tie, it resolves 50-50.

When is the Cubs vs. Cardinals game?

The game is scheduled for May 31 at 7:20 PM ET. The event is expected to resolve after the game result is official, with a latest listed resolution window of June 7, 2026.