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The Magnificent Seven and the Rest of the S&P 500: How Closely They Move
Correlation of daily returns, Magnificent Seven Index vs the S&P 500 excluding the seven, rolling 63 and 126 trading days
Plays the chart through its history. Pauses are where the data set a record or moved most.
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Pearson correlation of daily log returns. Near one, the seven and the rest of the index move together day to day; near zero, independently; below zero, in opposite directions. Price-only indexes from licensed daily closes; calculated by Palanor.
Whether the seven largest technology companies are trading with the rest of the stock market or on their own news. A falling line means the index’s direction depends more on a handful of companies.
What this chart reads
- Magnificent Seven vs the Rest of the S&P 500: Return Correlation (63 Trading Days)as “63 trading days”latest 2026-10-22
- Magnificent Seven vs the Rest of the S&P 500: Return Correlation (126 Trading Days)as “126 trading days”latest 2026-10-22
Sources
Magnificent Seven vs the Rest of the S&P 500: Return Correlation (63 Trading Days). Source: Daily closes through a licensed market data provider; share counts from SEC filings. Index levels and correlation calculated by Palanor from daily log returns on trading days present in both indexes (a gap of more than five calendar days restarts the window). The first reading is April 6, 2021. Only the derived figure is published.
Magnificent Seven vs the Rest of the S&P 500: Return Correlation (126 Trading Days). Source: Daily closes through a licensed market data provider; share counts from SEC filings. Index levels and correlation calculated by Palanor from daily log returns on trading days present in both indexes (a gap of more than five calendar days restarts the window). The first reading is July 6, 2021. Only the derived figure is published.
Charts are drawn from Palanor's signal library and recomputed from source data on every view. Transformations (changes, indexing, year-on-year rates) are Palanor's.