Balchunas argues lack of market breadth is not a concern
Eric Balchunas argues that narrow market breadth is not a reason to worry, citing historical concentration of wealth creation and large companies' acquisitions. He suggests the Mag 7 should be viewed as the Mag 700 due to their hundreds of acquisitions.
Why “Confirmed”
- Backed by on-chain or flow data: Eric Balchunas
1 independent source group across 1 post · evidence score 80/100. How labels work
What the sources claim
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Over the past 100 years, only 4% of stocks generated all net US market-wealth creation, with half of companies lagging treasuries, meaning lack of breadth has always existed.
“over past 100 years only 4% of stocks generated all net US market-wealth creation w/ half of cos lagging treasuries = lack of breadth has always been a thing”
Eric Balchunas -
The big companies doing the heavy lifting are not normal big companies but are like small countries, each having acquired hundreds of companies.
“The big cos doing all the heavy lifting are not normal big cos, they are like small countries- each of them having acquired hundreds of companies.”
Eric Balchunas -
Microsoft and Google have each acquired 270 companies.
“Microsoft and Google have each acquired 270(!) companies.”
Eric Balchunas -
Anti-trust laws are not enforced anymore.
“I don't think they enforce anti-trust laws anymore.”
Eric Balchunas -
One should think about the Mag 7 as the Mag 700, and in that sense there are hundreds of companies leading the 'breadthless' S&P 500 right now.
“So you have prob should think about the Mag 7 as the Mag 700. In that sense, there are hundreds of companies leading the 'breadthless' S&P 500 right now.”
Eric Balchunas
Sources
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Summary and claims extracted by AI with prompt analyze-story@3 on 2026-10-10 00:00 UTC. Labels are computed from the sources, not by the model.