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Tag Archives: S&P 500 Equal Weight

Jun 15, 2021

Valuing Equal Weight

We have previously discussed the impact of Equal Weight’s rebound on its exposure to the momentum factor. We now turn our attention to its exposure to the value factor, as the recovery in smaller caps and value stocks has been an important tailwind for the strategy. The S&P 500® Equal Weight is typically biased toward…

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May 11, 2021

Mean Reversion and Momentum

After almost four years of underperformance, we witnessed a change in fortune in February 2021, as the relative performance of the S&P 500® Equal Weight Index turned positive. By the end of April, Equal Weight had outperformed the S&P 500 by 11% over the prior 12 months, as we see in Exhibit 1. Equal Weight’s…

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May 10, 2021

Equal Weight Indexing during Economic Recovery

2020 was a year for the history books – especially from a finance perspective. With COVID-19 ripping throughout the globe, we saw equity markets decline rapidly as several countries closed their borders. At the same time, however, we saw some companies flourish as people spent more time at home. Companies like Apple, Microsoft, and Google1…

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Mar 25, 2021

Exploring Equal Weight’s Impact on Risk/Return

What are the potential risk/return benefits of the S&P 500 Equal Weight Index? S&P DJI’s Hamish Preston and Tim Edwards explore what’s driving the mega-cap trend, multi-decade highs in S&P 500 concentration, and potential applications for the S&P 500 EWI.

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Jan 27, 2021

The Case for Equal Weight Indexing

2020 witnessed outperformance from some of the largest S&P 500® companies as investors expected these firms to be better placed to navigate the COVID-19 environment. Exhibit 1 shows that this outperformance led to the largest names accounting for an unusually high proportion of the U.S. large-cap equity benchmark, and therefore having a bigger impact on…

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Nov 16, 2020

Motions of the Market

The S&P 500® rose by 10% in the 12 months ending on Oct. 31, 2020, trouncing the S&P 500 Equal Weight Index by 9.1%, as seen in Exhibit 1. While such outperformance is not unprecedented, it does remind us of previous market peaks (especially in December 1999), and raises questions about whether a reversal may…

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Jul 15, 2019

Understanding the ESG Consequences of Factor-Based Investing: Part 2

    In our previous blog, we looked at the S&P Factor Indices’ ESG exposures, showing that factor exposures can have an influence on ESG scores. In this blog, we’ll discuss these scores at the sector level and see how implementing an ESG or carbon reduction strategy on poorer ESG-performing factor indices can help investors…

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Oct 17, 2018

Surprising but Explainable

Equal-weight indices have a small-cap tilt. Therefore, one might naturally assume that the volatility of equal-weight indices is higher than that of their cap-weighted counterparts. Surprisingly, this is not always the case, and we can understand why using the lens of dispersion and correlation. Exhibit 1 shows that the volatility of the S&P 500® Equal…

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Sep 24, 2018

Higher Concentrations in the S&P 500 could lead to Equal Weight Outperformance

At last Friday’s close, S&P Dow Jones assigned a number of technology and consumer discretionary names into a new “Communication Services” sector classification.  Relative to the old Telecommunication Services definitions, the sector has grown from 3 to 22 companies (not counting dual share listings) and is less concentrated in absolute terms.  However, Communications Services remains…

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Jan 30, 2018

Investing in a World of Unknown Future Outcomes: The Benefits of Equal Weighting

Consider this thought experiment: You “know” that 499 of the companies in the S&P 500® will return exactly 5% next year. One will return 100%. You have no way to determine which stock will be the big winner, or to know or infer anything about its characteristics. You can invest in either a cap-weighted S&P…

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