PolymarketCheck availabilityNo KYCVerified resolution dataWell calibratedSelected book midpoint
No · —
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Stored reference
No 74%
No 74%Market quality
68 / 100
Medium quality24h Volume
$1.6K
Liquidity
$4.7K
Medium liquidityOpen interest
$3.7K
Bid / Ask
— / —
NoSpread
—
Comments
3
Market data
Updated 12 minutes ago
Oct 21, 26, 9:05 PM UTCJan 1, 27, 4:59 AM UTC
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Minimum order (shares):
- 5
- Tick size:
- 1 percentage points
- Fees:
- No
Top holders
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Market depth · No
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will Bryan Johnson dunk in 2026?
Manifold MarketsWill Bryan Johnson dunk a basketball before 2036?
Manifold MarketsWill Bryan Johnson dunk before EOY 2027?
Manifold MarketsWill Bryan Johnson propose to his co-founder before 2027?
PolymarketWill the WSJ do an expose-style piece on Bryan Johnson before 2027?
Manifold Markets2027 Pro Basketball Champion
KalshiRules
This market will resolve to “Yes” if Bryan Johnson announces that he has dunked a basketball, as accepted by him as a successful completion of his challenge, between market creation and December 31, 2026, 11:59 PM ET.
- Otherwise, this market will resolve to “No”.
- The primary resolution source for this market will be official information from Bryan Johnson or his team; however, a consensus of credible reporting may also be used.