TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Bayer 04 Leverkusen vs. 1. FSV Mainz 05
kalshi
polymarket

Bayer 04 Leverkusen vs. 1. FSV Mainz 05

Volume:
$1,064,494

Tie

 - Kalshi

Tie - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Feb 28, 2026

Closed: Feb 28, 12:30 PM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Tie

View
100%
Yes 100¢No 0¢
—
N/A
$63,458
N/A
N/A
$33,871
Settled
Yes
polymarket

Draw (Bayer 04 Leverkusen vs. 1. FSV Mainz 05)

100%
Yes 100¢No 0¢
—
N/A
$45,740
N/A
N/A
N/A
Settled
Yes
polymarket

Bayer 04 Leverkusen

0%
Yes 0¢No 100¢
—
N/A
$461,698
N/A
N/A
N/A
Settled
No
kalshi

Leverkusen

0%
Yes 0¢No 100¢
—
N/A
$261,192
N/A
N/A
$193,797
Settled
No
polymarket

1. FSV Mainz 05

0%
Yes 0¢No 100¢
—
N/A
$122,157
N/A
N/A
N/A
Settled
No
kalshi

Mainz

0%
Yes 0¢No 100¢
—
N/A
$110,249
N/A
N/A
$53,771
Settled
No
Total markets: 6

Description

This event group covers the Bundesliga match between Bayer 04 Leverkusen and 1. FSV Mainz 05 scheduled for February 28, 2026. Markets across platforms assess the outcome (win/loss/draw) based on the result after 90 minutes of regular play plus stoppage time, excluding extra time or penalties.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Polymarket's draw market includes an explicit cancellation clause (resolves YES if game canceled with no make-up), while Kalshi's draw market lacks any stated cancellation logic, creating potential settlement divergence in a cancellation scenario.Hero tip: Confirm Kalshi's cancellation policy in writing before the match date. If the game is canceled, Polymarket draw traders will receive YES resolution while Kalshi traders face ambiguity. Consider this tail risk when positioning across platforms.

Critical divergence points:

  • Polymarket: Three separate binary markets: Leverkusen win (YES if Leverkusen wins, NO otherwise), Mainz win (YES if Mainz wins, NO otherwise), and Draw (YES if match ends in a draw OR if game is canceled entirely with no make-up, NO otherwise). All reference 90 minutes plus stoppage time. Key Quote: 'If the game is canceled entirely, with no make-up game, this market will resolve to Yes.'
  • Kalshi: Three binary markets with identical resolution logic: each resolves YES if its respective outcome occurs (Tie, Mainz win, or Leverkusen win) after 90 minutes plus stoppage time. No explicit cancellation clause stated. Key Quote: 'If Tie wins... If Mainz wins... If Leverkusen wins... then the market resolves to Yes.'
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.