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Tag Archives: S&P 500 Information Technology

May 20, 2021

Concentrating on Technology

After the dominant performance of large-cap technology stocks in 2020, concentration concerns naturally come to mind. The HHI, or Herfindahl-Hirschman Index, is a widely-used concentration measure; it’s defined as the sum of the squared index constituents’ percentage weights (usually taken as whole numbers). For example, the HHI for an equally-weighted 50 stock portfolio is 200…

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Sep 14, 2020

Not Your Father’s Tech Sector

As of the end of August 2020, the S&P 500® Information Technology sector had risen a remarkable 36% YTD. Such outstanding relative performance of course reminds us of the late 1990s, when the markets experienced a technology bubble and subsequent bust. One notable resemblance to the late 1990s is Information Technology’s weight in the S&P…

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Jun 9, 2020

Looking Under the Hood of S&P 500 Information Technology Performance

Has the IT sector done well because of the quality factor, or is it the other way round? S&P DJI’s Anu Ganti takes a closer look at the relationship between sectors and factors to explore what’s driving IT’s climb over the past 12 months.

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May 27, 2020

Symbiotic Sentiments

Sectors and factors are different ways of viewing the world, but they are not mutually exclusive.  We find an example of such a close, symbiotic relationship between the technology sector and the quality factor.  Exhibit 1 shows that the S&P 500 Information Technology index has a strong tilt towards quality, while the biggest overweight in…

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