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Tag Archives: dispersion

Feb 9, 2026

Tech Tantrums

The past week has been turbulent for Big Tech, with disappointing reactions to earnings from Microsoft, Amazon and Alphabet, while Apple and Meta emerged relatively unscathed after announcing their results. Concerns about growing capital expenditures on AI1 among these giants have led to renewed bubble fears among market participants. In an environment characterized by such…

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Jun 27, 2025

Measure Twice, Cut Once

U.S. large-cap growth has been outperforming this quarter, thanks in part to unusually strong contributions from a few single-stock winners. With higher dispersion among performance, market participants might conclude that it’s a good time to pick stocks or appoint a fund manager to do it for them. However, while the rewards for picking winners may…

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May 9, 2025

Introducing the S&P 500 Realized Dispersion Indices

Market participants are continuously seeking innovative tools to better understand market dynamics and manage risk. This week marks the launch of the S&P 500® Realized Dispersion Indices. These indices are designed to measure the historical dispersion of The 500™ over various time periods, providing valuable insights into market volatility and the performance of individual stocks…

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Apr 25, 2025

Volatility, Correlation and Dispersion in the S&P 500 Top 20 Select Index

The S&P 500® Top 20 Select Index series launched in August 2024 and is designed to measure the capped market-capitalization-weighted performance of the largest 20 companies, by float market cap, in the S&P 500. Previous blogs introduced the S&P 500 Top 20 Select Indices, covering their construction, objectives and historical performance. This installment examines the…

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Feb 19, 2025

The Market Measure: February 2025

Which sectors are driving market performance, and could dispersion levels signal potential opportunities? Explore global markets, sectors, and yields across the dividend spectrum.

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Jan 30, 2025

Do Active Funds Outperform in Less-Efficient Markets?

Active managers sometimes tout their ability to select stocks in markets that are considered less informationally efficient and those that offer larger rewards to successful stock pickers. Smaller companies and those in emerging markets are typically presented as examples. What are the grounds for debate, and what do over 20 years of SPIVA® Scorecards tell…

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Jan 8, 2025

Shifting Tides: Concentration, Dispersion and the S&P 500 Risk Landscape

Since the 2010s, the dynamics of large-cap U.S. equity risks have shifted. Fifteen years ago, the market was dominated by cycles alternating between risk-taking and risk aversion, often referred to as a “risk-on/risk-off” dynamic. A key feature of this period was the higher correlation between stock and sector performance, especially during market downturns. Exhibit 1…

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Nov 27, 2024

The Impact of Sector Performance through the Years

What can we learn by looking at the historical performance of sectors? Join S&P DJI’s Tim Edwards and Joe Nelesen for a closer look at how the distinct risk/return profiles of individual sectors may influence their performance during different market regimes.

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Nov 25, 2024

Analyzing the Impact of Sector Selection

How can a sectoral lens help to define equity markets? S&P DJI’s Tim Edwards and Joe Nelesen take a closer look at sectors’ strategic and tactical applications, as well as how sectors and sub-industry classifications have evolved over time.

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Aug 7, 2024

The Sector Effect during U.S. Presidential Election Years

History suggests that sectors have a greater potential to over- and underperform during U.S. presidential election years. Join S&P DJI’s Ed Ware, Anu Ganti and Hamish Preston for a closer look at some of the drivers behind election years’ tendency to offer greater sector outperformance opportunities than non-election years.  

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