Will Taylor Swift be #1 on Spotify's Daily Top Songs Global chart for at least 3 chart days in June 2026
Liquidity-weighted aggregate sits at 17% across 7 Kalshi contracts.
Implied probability
Kalshi
17%
7 contracts
Polymarket
—
not bound
Cross-venue gap
—
single venue
24h move
—
no pin
24h volume
$11K
7 contracts
Closes
Jul 1, 2026
8 days
30-day trend
Bracket families
3 clusters across 7 contracts.
These contracts were grouped by title similarity. The headline aggregate combines all clusters; verify the cluster you actually need before quoting a number.
Cluster 1
Will Olivia Rodrigo be #1 on Spotify's Daily Top Songs Global chart for at least
Will Olivia Rodrigo be #1 on Spotify's Daily Top Songs Global chart for at least 12 chart days in June 2026?: At least 12 days
KXKXSPOTIFYNUM1GLB-26JUL01-OLI-12
Will Olivia Rodrigo be #1 on Spotify's Daily Top Songs Global chart for at least 15 chart days in June 2026?: At least 15 days
KXKXSPOTIFYNUM1GLB-26JUL01-OLI-15
Will Olivia Rodrigo be #1 on Spotify's Daily Top Songs Global chart for at least 9 chart days in June 2026?: At least 9 days
KXKXSPOTIFYNUM1GLB-26JUL01-OLI-9
Cluster 2
Will Taylor Swift be #1 on Spotify's Daily Top Songs Global chart for at least
Will Taylor Swift be #1 on Spotify's Daily Top Songs Global chart for at least 3 chart days in June 2026?: At least 3 days
KXKXSPOTIFYNUM1GLB-26JUL01-TAY-3
Will Taylor Swift be #1 on Spotify's Daily Top Songs Global chart for at least 6 chart days in June 2026?: At least 6 days
KXKXSPOTIFYNUM1GLB-26JUL01-TAY-6
Cluster 3
Will Ariana Grande be #1 on Spotify's Daily Top Songs Global chart for at least 1
Will Ariana Grande be #1 on Spotify's Daily Top Songs Global chart for at least 15 chart days in June 2026?: At least 15 days
KXKXSPOTIFYNUM1GLB-26JUL01-ARI-15
Will Ariana Grande be #1 on Spotify's Daily Top Songs Global chart for at least 12 chart days in June 2026?: At least 12 days
KXKXSPOTIFYNUM1GLB-26JUL01-ARI-12
Analysis
This market asks whether Taylor Swift will claim the #1 spot on Spotify's global daily chart on at least 3 separate days during June 2026. The 29% probability reflects moderate skepticism about Swift achieving this threshold, likely driven by two competing forces: her consistent streaming strength versus the competitive field of other major artists releasing or promoting music in June. The outcome will primarily depend on whether Swift has a major release or campaign scheduled for the month, since new releases typically generate the streaming volume needed to capture chart leadership. The main catalyst for resolution will be Spotify's daily rankings throughout June, with particular attention to any Swift release dates announced before month-end.
- ›Whether Taylor Swift has a planned album release, re-recording, or major single drop scheduled for June 2026
- ›The comparative streaming momentum and promotional activity of competing artists (particularly Ariana Grande, who markets at 85¢ for 3+ days in June)
- ›Historical patterns showing how many days per month top artists typically hold #1 on Spotify's global chart versus the 3-day threshold required
- ›Real-time daily chart performance and streaming volume data throughout June 2026 as the month progresses
- ›Whether June 2026 features coordinated release strategies from multiple major artists that could fragment chart leadership
What moved the line
- Jun 22At least 12 days↓44pp77→33¢ · Kalshi
- Jun 17At least 9 days↑40pp12→52¢ · Kalshi
- Jun 21At least 15 days↓39pp45→6¢ · Kalshi
- Jun 17At least 12 days↑38pp36→74¢ · Kalshi
- Jun 17At least 15 days↑35pp32→67¢ · 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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