🎬Culture/KALSHI/May 23, 2026
kalshi market

Will Olivia Rodrigo be #1 on the Any Spotify Daily Top Songs Global chart in May 2026?

PRISM
67.3%
MARKET (PUBLISH)
76.0%
MARKET (SETTLED)
100%
MOVE
+24pp

PRISM detected 8.7pp overconfidence — and was right

PRISM flagged overconfidence at 76%. Model estimate: 67%. The correction came through.

PRISM WAS RIGHT+20% return
ISSUED FORECASTMay 22, 2026 at 8:09 PM
MODERATE · OVERPRICED+8.7ppPRISM 67% · Market 76%
Live view diverged · PRISM reclassified to MODERATE with edge now +11.9pp. The issued forecast above is the historical commitment scored on the public ledger.
PRISM
67.3%
VS
MARKET
76.0%
EDGE DETECTED8.7pp
WEAK
MODERATE
STRONG
EXTREME
OUTCOME
YES
FORECAST
MODERATE
DIRECTION
OVERPRICED
CONFIDENCE
MEDIUM
ACCURACY EDGE
+26
PUBLISHED
May 23, 2026
VIEW LIVE PRISM FORECASTSEdge scoring updated every 2h
1

What happened

This market resolved YES on June 1, 2026. PRISM's forecast aligned with the resolved outcome.

◈

Forecast Tape

4 events
  1. May 22, 8:09 PMPUBLISHED

    Prism 67% vs market 76% — MODERATE OVERPRICED

  2. May 23, 6:06 AMRE-ANALYZED

    Prism 95% — edge +11.9pp

  3. May 23, 6:06 AMMARKET MOVED

    Market 76% → 83% (+7pp)

  4. Jun 1, 2:00 PMRESOLVED YES

    Resolved YES. Prism was right. +20% return.

2

What the market believed

MARKET PRICE · AT FORECAST TIME
76.0%

The market was pricing this event at 76.0% probability when PRISM generated its forecast. PRISM assessed this was too high — the market was overconfident.

3

What PRISM believed

PRISM PROBABILITY
67.3%
EDGE DETECTED
8.7pp
FORECAST
MODERATE OVERPRICED
Confidence
MEDIUM
Kelly Reference
N/A
PRISM Sizing (¼ Kelly · cap 5%)
N/A
PRISM REASONING
  • ▸Probability estimate: 79%
  • ▸The high but sub‑certain estimate reflects strong artist momentum but no #1 yet and limited remaining May window
FACTORS FOR
  • +Only one day at #1 is required for YES
  • +Olivia tracks are already high on the Global chart
FACTORS AGAINST
  • −No Olivia track has been #1 so far in May
  • −Recent chart positions and streams show no imminent surge to #1
RESOLUTION PATHS MODELED
Existing Olivia track surges from current position to #1 for one day55%
Surprise new Olivia release debuts or spikes to #1 for one day24%
Evidence 48%
SOURCES (5)
last week
  • Olivia Rodrigo - Spotify Top Songs - Kworb.netkworb.net

    Olivia Rodrigo - Spotify Top Songs | Current charts | YouTube stats. Last updated: 2026/05/22. Total, As lead, Solo, As feature (*) ...

    May 23Open →
  • Streaming Services Chart Discussion; W/C 22/05/26buzzjack.com

    This is the official streaming services thread, the go-to topic for the discussion of playlists and charts from services such as Spotify, Apple & Amazon!

    May 22Open →
  • Who will have a #1 song on Spotify Global in May? - Kalshikalshi.com

    Olivia Rodrigo. $135. 30%. △ 10. Yes 70 ... If Taylor Swift is #1 on Any Spotify Daily Top Songs Global chart in May 2026, then the market resolves to Yes.

    May 16Open →
  • Spotify Daily Chart - Global - Kworb.netkworb.net

    Spotify Daily Chart - Global - 2026/05/21 | Totals. Pos, P+, Artist and ... Olivia Rodrigo - drop dead. 35, 1, (x1), 2,808,099, -39,486, 19,586,988, -108,021 ...

    May 21Open →
  • Who will have a Spotify USA #1 song in May 2026? - Covers.comcovers.com

    With Olivia Rodrigo and Drake locked, the solid value bet is still Taylor Swift. In fact, the global sensation was 25% a week ago, so this is even more of a ...

    May 22Open →

PRISM RETRIEVES EVIDENCE FROM A CURATED LIST OF PRIMARY WIRES + OFFICIAL SOURCES

4

Why the gap existed

Prism's 8.7% edge call was wrong — market was right

CALIBRATION SCORECARD
PRISM ACCURACY
0.003
MARKET ACCURACY
0.029
EDGE
+26.3
Brier edge
PRISM's probability estimate was more accurate than the market price.
5

How this forecast played out

1.PRISM analyzed Will Olivia Rodrigo be #1 on the Any Spotify Daily Top Songs Global chart in May 2026?, classifying it as overpriced at 76.0%.
2.Forecast classification: MODERATE OVERPRICED — PRISM estimate 67.3% vs market 76.0%.
3.Kelly reference at forecast time: —% (¼ Kelly, capped at 5%; mathematical reference only — not a position recommendation).
4.Outcome: resolved YES.

Get live PRISM forecasts for Kalshi + Polymarket.

Edge scores, Kelly references, confidence levels, and resolution paths — updated every 2 hours, before the market corrects.

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PRISM: v0.9.152-kalshi-nearterm-recall·Forecasted: May 23, 2026·Resolved: June 1, 2026·kalshi
For informational purposes only. Not financial advice. EdgeCal provides PRISM-generated market analysis and does not execute trades, manage funds, or guarantee returns. Past performance does not indicate future results.
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