S&P 500’s War Pattern: The Wipeout Begins Every Thursday

Yahoo Finance Published Updated Economy
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Affected assets and topics

$SPY $ES=F

Why it matters

The S&P 500 has fallen into a predictable pattern since the start of the Middle East war, with stocks rising early in the week and then collapsing every Thursday and Friday. This pattern is also observed in European and emerging-market stocks, as well as some US Treasury bonds. The consistent weekly decline suggests a risk-off sentiment prevailing in the market.

  • Middle East war
  • weekly pattern of collapse in S&P 500
  • risk-off sentiment

Article tone

Neutral How the article is written, as reported by the source.

Expected market reaction

Bearish Confidence 80% How confidence is read Horizon: Short term Impact: High

The S&P 500's weekly collapse on Thursdays and Fridays may lead to a sector-wide risk-off sentiment, potentially affecting other assets such as European and emerging-market stocks, and even some US Treasury bonds. This pattern could lead to increased volatility and decreased investor confidence, causing a ripple effect across the global economy.

Risks

  • Increased volatility
  • Decreased investor confidence
  • Potential for global economic downturn

Evidence trail

Evidence
Source Yahoo Finance
Claim S&P 500’s War Pattern: The Wipeout Begins Every Thursday
Affected assets SPY
AI inference Bearish · 80%
Generated 2026-04-02 02:35
Not priced here ES=F, EUROSTOXX50

AI provenance

Analysed by Llama 3.3 70B Versatile (Groq) Methodology v1.0 Generated
Technical identifiers
Provider tag
groq-llama-3.3-70b-versatile
Analysis version
groq-llama-3.3-70b-versatile
Article id
66103
Timeframe
6h

Prediction lifecycle

  • Llama 3.3 70B Versatile (Groq) SPY Bearish 80% 6h
    Generated 6h Excluded

    Expired: not evaluated within 7 days of its 6h timeframe elapsing

Logged at publication, scored automatically once the window closes — never edited.

Original source

(Bloomberg) -- Five weeks into a Middle East war that’s sending shockwaves through the global economy, the US stock market has settled into a predictable pattern. It starts the week on a strong note, drifts sideways toward the middle of the week and then, like clockwork every Thursday and Friday, collapses.A similar dynamic, to one degree or another, has been playing out in European and emerging-market stocks and even some US Treasury bonds. It’s been particularly stark, though, in the S&P 500 I

Read the full article on Yahoo Finance

Original article published by Yahoo Finance on April 2, 2026. Analysis and insights provided by AnalystMarkets AI.

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Insufficient sample · n=3 — Llama 3.3 70B Versatile (Groq) needs 30 scored calls on equities before an accuracy figure means anything.