# Will Ella Langley be #1 on Spotify's Daily Top Songs USA chart for at least 12 chart days in June 2026

> Liquidity-weighted aggregate at 43% across 8 contracts — refreshed 26 min ago.

URL: https://simplefunctions.dev/odds/spotifynum1usa
Updated: 2026-06-26T03:20:48.912Z
Category: general
Status: active
Closes: 2026-07-01

## Headline

- Probability: 43% (liquidity-weighted across 8 contracts)
- Venue: Kalshi (8 contracts)
- 24h volume: $4K

## Bound contracts (8)

| Outcome | Price | 24h | Volume | Venue | Slug |
|---|---|---|---|---|---|
| At least 3 days | 3¢ | −1pp | $2K | kalshi | /markets/will-taylor-swift-be-1-on-spotifys-daily-top-songs-kalshi-kxspotifynum1usa-26jul01-tay-3 |
| At least 15 days | 21¢ | +1pp | $612 | kalshi | /markets/will-olivia-rodrigo-be-1-on-spotifys-daily-top-son-kalshi-kxspotifynum1usa-26jul01-oli-15 |
| At least 9 days | 89¢ | +2pp | $553 | kalshi | /markets/will-ella-langley-be-1-on-spotifys-daily-top-songs-kalshi-kxspotifynum1usa-26jul01-ell-9 |
| At least 12 days | 81¢ | +25pp | $386 | kalshi | /markets/will-ella-langley-be-1-on-spotifys-daily-top-songs-kalshi-kxspotifynum1usa-26jul01-ell-12 |
| At least 15 days | 3¢ | −4pp | $201 | kalshi | /markets/will-ella-langley-be-1-on-spotifys-daily-top-songs-kalshi-kxspotifynum1usa-26jul01-ell-15 |
| At least 6 days | 94¢ | — | $63 | kalshi | /markets/will-ella-langley-be-1-on-spotifys-daily-top-songs-kalshi-kxspotifynum1usa-26aug01-ell-6 |
| At least 12 days | 52¢ | — | $13 | kalshi | /markets/will-ella-langley-be-1-on-spotifys-daily-top-songs-kalshi-kxspotifynum1usa-26aug01-ell-12 |
| At least 9 days | 3¢ | — | $6 | kalshi | /markets/will-ariana-grande-be-1-on-spotifys-daily-top-song-kalshi-kxspotifynum1usa-26aug01-ari-9 |

## 30-day trajectory

| Day | Aggregate |
|---|---|
| 2026-06-04 | 25 |
| 2026-06-12 | 14 |
| 2026-06-19 | 18 |
| 2026-06-25 | 34 |

_22 days of price history captured. Each row is the daily mean of intraday 5-min captures._

## What moved the line

- 2026-06-23 · At least 15 days +40pp 3→43¢ · kalshi
- 2026-06-24 · At least 15 days −33pp 43→10¢ · kalshi
- 2026-06-24 · At least 12 days +31pp 11→42¢ · kalshi
- 2026-06-19 · At least 9 days +25pp 37→62¢ · kalshi
- 2026-06-25 · At least 12 days +25pp 42→67¢ · kalshi

## Analysis

This market asks whether Ella Langley will claim the #1 spot on Spotify's Daily Top Songs USA chart for at least 12 days during June 2026. The 26% probability reflects uncertainty about her sustained chart dominance against established competitors like Taylor Swift and Olivia Rodrigo. Chart performance depends on streaming volume, playlist placement, and release timing. Langley's ability to reach 12 chart days would require consistent high streaming momentum throughout the month—her related contract for 6 chart days prices in at 92%, suggesting traders see moderate confidence in her presence but skepticism about extended #1 dominance. The resolution will depend on cumulative daily chart positions tracked by Spotify through month-end, with June's final chart data determining the outcome. Key variables include competing releases from other major artists, the strength of Langley's current promotional cycle, and whether any single release gains sustained streaming strength.

### Key factors

- Ella Langley's current streaming trajectory and listener base relative to other top charting artists in June 2026
- Release schedule of competing tracks from Taylor Swift, Olivia Rodrigo, and other major artists during June that could displace her from #1
- Historical chart persistence: how many days Langley has previously held #1 positions and whether June represents an atypical surge or normal range
- Playlist algorithm weighting by Spotify and broader listener engagement metrics that determine daily chart rankings
- The gap between her 6-day contract price (92¢) and 12-day price (26¢) suggests traders view reaching double-digit #1 days as a substantial escalation in difficulty

## Methodology

Probability is **liquidity-weighted** across all bound Kalshi/Polymarket contracts: Σ(price × volume) ÷ Σ(volume). 30-day trajectory uses the daily mean of intraday 5-min captures. 24h delta = today's mean − yesterday's mean. Movement events are ≥3pp daily moves in the last 7 days.

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- JSON: https://simplefunctions.dev/api/public/odds?slug=spotifynum1usa

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