TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 30, 11:59 PM EST
Kalshi
This event tracks the performance of Taylor Swift's song 'I Knew It, I Knew You' on the Billboard Hot 100 chart for the week dated September 5, 2026. It evaluates where the song ranks among the most popular tracks in the United States during that specific week.
If I Knew It, I Knew You by Taylor Swift is ranked #1 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #2 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #3 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #4 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #5 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #6 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #7 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #8 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #9 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes. If I Knew It, I Knew You by Taylor Swift is ranked #10 on the Billboard Hot 100 chart for the Week of Sep 5, 2026, then the market resolves to Yes.
This market resolves around Sep 9, 2026, with the outcome confirmed once the official Billboard Hot 100 chart for the week ending Sep 5, 2026 is published and verifiable from credible public reporting. The final ranking will be determined by Billboard's standard methodology, which blends sales, streaming, and airplay data, and that number will settle all positions on the market.
Key signals include weekly streaming and sales reports, radio airplay data, any chart-boosting performances such as award shows or major promotions, and competitive releases that could affect consumer listening habits. Sudden spikes in digital sales or social media momentum for the song can shift trader sentiment quickly, while any underperformance relative to expectations could push the market toward lower ranking outcomes.