Opportunity Map catalyst · 2026-09-13 · version 1

    Nike Dropped From S&P 100 in Quarterly Rebalance Effective Sept 21

    Question

    Nike Dropped From S&P 100 in Quarterly Rebalance Effective Sept 21

    Direct answer

    S&P Dow Jones Indices announced the deletion of Nike from the S&P 100 index during its quarterly rebalancing schedule, taking effect on September 21. The removal reflects sustained underperformance, with the equity hitting 12-year lows following consecutive quarters of margin compression and revenue declines. The move prompts forced passive divestment and increases focus on Nike's remaining membership in the price-weighted Dow Jones Industrial Average. — bearish pressure on NKE.

    Original publisher
    Market Ontology
    Evidence through
    2026-09-13
    Published
    2026-10-20
    Revision
    1 · 2026-10-20

    Cite as: Market Ontology, “Nike Dropped From S&P 100 in Quarterly Rebalance Effective Sept 21”, revision 1, evidence through 2026-09-13. https://marketontology.com/catalysts/2026-09-13/nike-dropped-from-s-p-100-in-quarterly-rebalance-effective-sept-21-05d9bb

    AssetDirectionTimeframeChannelScore
    NKE▼Bear1–5 daysCatalyst Driven
    66
    Catalyst Driven·Consumer Discretionary·Equity·expired

    Nike Dropped From S&P 100 in Quarterly Rebalance Effective Sept 21

    Thesis

    S&P Dow Jones Indices announced the deletion of Nike from the S&P 100 index during its quarterly rebalancing schedule, taking effect on September 21. The removal reflects sustained underperformance, with the equity hitting 12-year lows following consecutive quarters of margin compression and revenue declines. The move prompts forced passive divestment and increases focus on Nike's remaining membership in the price-weighted Dow Jones Industrial Average. — bearish pressure on NKE.

    S&P Dow Jones Indices announced the deletion of Nike from the S&P 100 index during its quarterly rebalancing schedule, taking effect on September 21. The removal reflects sustained underperformance, with the equity hitting 12-year lows following consecutive quarters of margin compression and revenue declines. The move prompts forced passive divestment and increases focus on Nike's remaining membership in the price-weighted Dow Jones Industrial Average.

    Transmission path
    01 · Catalyst
    Nike Dropped From S&P 100 in Quarterly Rebalance Effective Sept 21
    02 · Mechanism
    Mandatory passive portfolio reweighting forces systematic selling across benchmarked S&P 100 funds ahead of the September 21 close.
    03 · Asset response
    bearish NKE
    Source evidence
    • SummaryS&P Dow Jones Indices announced the deletion of Nike from the S&P 100 index during its quarterly rebalancing schedule, taking effect on September 21. The removal reflects sustained underperformance, with the equity hitting 12-year lows following consecutive quarters of margin compression and revenue declines. The move prompts forced passive divestment and increases focus on Nike's remaining membership in the price-weighted Dow Jones Industrial Average.
    Possible expressions
    • NKEDirect directional or hedged short

    Illustrative, not advice

    Risks
    • Crowded positioning may already reflect the move
    • Counter-catalyst could neutralize the thesis before window closes
    Invalidation
    • NKE closes above pre-catalyst level on rising volume
    • Catalyst narrative is officially walked back or contradicted
    • Cross-asset confirmation (rates / FX / vol) reverses direction
    Monitor
    • NKE price vs. pre-event level
    • NKE volume vs. 20-day average

    What happened next

    Price follow-up pending — no stored daily closes for these assets yet.

    Closing prices from stored daily bars; returns measured from the last close on or before the event date. Not a recommendation.

    No verifiable public source recorded for this card.

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