KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedData quality warningNo live quotes
Data as of Sep 8, 2026, 4:40 PM UTC · policy pm-quality-3
Current implied probability
Reform UK 5%Leader of 3 outcomes
Market quality
27 / 100
Low quality24h Volume
—
Liquidity
$200
Low liquiditySpread
9.0 pt
Wide spreadMarket data
Updated 9 minutes ago
Sep 1, 26, 9:00 PM UTCDec 31, 27, 3:00 PM UTC
Trends
0%
0%
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Holborn and St Pancras by-election winner?
KalshiHolborn and St Pancras by-election: Reform UK vote percent
KalshiHolborn and St Pancras by-election: Labour Party vote percent
KalshiHolborn and St Pancras By-Election Winner
PolymarketHolborn and St Pancras By-Election - Winner
SmarketsHolborn and St Pancras By-Election - Labour to Win
SmarketsRules
If the named outcome finishes in 2nd place in the 2026 Holborn and St Pancras by-election according to the certified results, then the market resolves to Yes.
Settles via:London Borough of Camden
- Ranking is determined by the specified counting method: For plurality voting: rank is based on vote count or percentage
- In case of an exact tie for second place, markets resolve to $1/(number of tied entities), rounded down.
- A write-in candidate achieving the specified rank resolves all named candidate or party markets to NO unless a specific "Write-in" or "Other" market exists.
- Candidates who withdraw or are disqualified after the filing deadline but remain on the ballot are ranked based on votes received.
- Resolution follows the London Borough of Camden's final certified result, not preliminary election-night results.
Open markets
PoliticsPOLYMARKETPresidential Election Winner 2028
- JD Vance-0.1pt25%
- Alexandria Ocasio-Cortez13%
- Jon Ossoff12%
+49 more outcomes
- Total Vol
- $703.9M
- 24h Vol
- $837.2K
POLYMARKETRepublican Presidential Nominee 2028
- J.D. Vance50%
- Marco Rubio+1.0pt20%
- Tucker Carlson+0.1pt3%
+39 more outcomes
POLYMARKETBrazil Presidential Election
- Luiz Inácio Lula da Silva-1.0pt55.5%
- Flávio Bolsonaro+2.5pt42.6%
- Renan Santos-0.1pt1%
+16 more outcomes
KALSHI2028 Democratic presidential nominee
- Jon Ossoff16.5%
- Alexandria Ocasio-Cortez15.5%
- Gavin Newsom13.6%
+45 more outcomes
- Total Vol
- $213M
- 24h Vol
- $477.5K
POLYMARKETWhich party will gain most seats in Russian Parliamentary Election?
- United Russia (ER)+4.0pt73%
- New People (NL)-2.5pt23%
- Liberal Democratic Party of Russia (LDPR)-0.5pt3%
POLYMARKETNext French Presidential Election
- Marine Le Pen-1.3pt36.4%
- Édouard Philippe+1.0pt31.3%
- Jean-Luc Mélenchon-1.0pt12.1%
+38 more outcomes
- US announces end of Iranian blockade by which date?
- 2028 Republican presidential nominee
- Democratic Presidential Nominee 2028
- Prime Minister of Israel after the next election?
- Which party will win the U.S. House?
- South Carolina Senate winner?
- New Hampshire Democratic Senate nominee?
- Putin out as President of Russia by which date?
- Trump out as President by September 30?
- Friedrich Merz out as Chancellor of Germany before 2027?
- Clarity Act (H.R.3633) signed into law in 2026?
Frequently asked questions
- What are the current odds for Holborn and St Pancras by-election: 2nd place?
- Kalshi prices Reform UK at 5% as of September 8, 2026.
- When does Holborn and St Pancras by-election: 2nd place resolve?
- Holborn and St Pancras by-election: 2nd place is scheduled to resolve on December 31, 2027.
- How is Holborn and St Pancras by-election: 2nd place settled?
- Kalshi settles this market as follows: If the named outcome finishes in 2nd place in the 2026 Holborn and St Pancras by-election according to the certified results, then the market resolves to Yes.