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Portfolio Check · by Diego Quispe · 2026-10-30

US tech falls as AI spending nears \$1tn: how much of your portfolio is really one bet?

bbc.co.uk

The BBC reports tech stocks slipping as big AI capex heads toward \$1tn. If you own a plain S&P 500 or global tracker, a big share of it is the same handful of AI spenders, plus whatever single names you hold on top. Have you checked your actual look-through exposure to the top 10, and are you trimming, adding equal-weight or small-cap value, or just holding?

20 sparks · 4 comments

Comments

Léa Bernard · 10 likes

ran my all world etf + nasdaq fund through a look-through tool and ended up ~38% in 10 companies. did not expect that

Urban Sparrow · 0 likes

the nasdaq on top is the culprit. the all world alone is closer to 20ish

Sara Hosseini · 6 likes

added some equal weight this year. boring but I sleep fine

Khalid Al Zahrani · 2 likes

holding. been hearing 'concentration risk' since 2019 and every time I diversified out I lagged