Who will be the next Secretary-General of UN
Leader sits at 36% across 4 bound outcomes, runner-up at 14%. This is a winner-take-all market — the headline is the leader’s price, not an arithmetic mean.
Leader probability
Rebeca Grynspan
Outcomes
4
winner-take-all
Runner-up
14¢
Rafael Grossi
Spread
22pp
contested
24h volume
$290
thin orderbook
Closes
Jan 5, 2027
134 days
Venue
Kalshi
4 bound
30-day trend
Bracket family
How the bracket ladder is priced.
Each row is one outcome on the venue. Sorted by 24h volume — the heaviest book is at the top.
Cluster 1
Who will be the next Secretary-General of UN
Who will be the next Secretary-General of UN?: Rafael Grossi
KXUNSEC-27JAN-RGRO
Who will be the next Secretary-General of UN?: Rebeca Grynspan
KXUNSEC-27JAN-RGRYN
Who will be the next Secretary-General of UN?: Maria Fernanda Espinosa Garcés
KXUNSEC-27JAN-MFER
Who will be the next Secretary-General of UN?: Alicia Bárcena
KXUNSEC-27JAN-ABAR
Analysis
The 58% probability for the current leader reflects market expectations about who will become the next UN Secretary-General, based on limited trading activity across four contracts. The UN Secretary-General position is typically determined through negotiation among Security Council permanent members and General Assembly consensus, making outcomes difficult to predict far in advance. The current leader's elevated probability suggests traders view this candidate as having stronger diplomatic backing or fewer obstacles than alternatives. Key drivers of movement would include shifts in geopolitical alignments, statements from major powers about their preferences, or public announcements of candidacy. The next significant catalyst would be formal nomination announcements and Security Council preliminary votes, which typically occur in the months immediately preceding a scheduled leadership transition. Low overall trading volume ($23,480 in 24-hour activity) suggests limited market depth and potentially volatile price movements with concentrated positions.
- ›The current 58% probability is derived from a single leading contract; the runner-up alternative trades at only 22%, indicating meaningful market differentiation between candidates
- ›UN Secretary-General selection requires consensus from Security Council permanent members (US, UK, France, Russia, China), meaning vetoes by any member could eliminate leading candidates regardless of their contract price
- ›Trading volume is concentrated and low ($23,480 across the entire 4-contract set in 24 hours), suggesting prices may reflect thin liquidity rather than deep conviction from multiple informed traders
- ›The next Secretary-General term will follow the current term's 2026 end date, making formal nomination announcements and Security Council veto rounds the primary catalysts for probability shifts
- ›Historical UN leadership transitions involve confidential diplomatic negotiations that become public only after preliminary agreement, limiting information available for market participants to price until late-stage disclosure
What moved the line
- Aug 23Rebeca Grynspan↓13pp33→20¢ · Kalshi
- Aug 23Rafael Grossi↓12pp27→15¢ · Kalshi
- Aug 18Rebeca Grynspan↓11pp56→45¢ · Kalshi
- Aug 22Rebeca Grynspan↓11pp44→33¢ · Kalshi
- Aug 20Rafael Grossi↓3pp30→27¢ · Kalshi
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These markets stopped trading. Last odds and any captured outcome are shown above — full settlement detail lives at the venue.
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How we compute these odds
SimpleFunctions aggregates live prediction-market contracts from Kalshi and Polymarket. Each slug groups contracts that resolve on the same underlying event, identified by venue event_id.
For binary slugs, the headline probability is the liquidity-weighted mid-price across all bound contracts. For multi-outcome slugs (e.g. elections with 3+ candidates), the headline is the leader’s price; we never arithmetically average disjoint outcomes — that would produce a number with no real-world meaning.
Snapshots refresh every 5 minutes during market hours; daily aggregates are computed at 04:00 UTC. The 30-day sparkline is drawn from per-ticker daily means stored in market_indicator_daily; 24h delta and movement events are derived from the same source.
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