Four companies spent $168 billion on AI infrastructure in a single quarter. The same week, the chip stocks that supply them had their worst two days in months. Both things are true at once — and if you own an index fund, both are your problem.
The spend
Google, Microsoft, Amazon, and Meta put $168 billion of capital expenditure — money spent on buildings and equipment — to work in the June quarter. That is up 74% from a year ago.
The four are expected to spend roughly $710 billion this year, and something near $1 trillion in 2027. For scale, that yearly figure rivals what the entire U.S. government spends on defense.
Meta is the vivid case. It has amassed roughly 20 gigawatts of computing capacity with 14 more on the way, and Mark Zuckerberg has floated renting out the extra.
The cost is real. Meta’s free cash flow — the cash left over after paying the bills — will likely be negative this year, a first in its life as a public company.
The market blinked
While the buyers doubled down, the sellers got repriced. The main semiconductor index fell 11% over two days, including a 4.65% drop on Tuesday alone. SK Hynix lost 17% and Micron 15%. Nvidia, Broadcom, AMD, and Intel all fell.
Even Caterpillar — which sells the heavy iron that data-center construction runs on — dropped 10% in two days. When the chip names and the earth-movers sell off together, the market is questioning the spending war itself.
Meanwhile, the giveaways got wild. OpenAI and Anthropic now hand startups $500,000 credit packages. Some startups have collected more than $3 million in credits — roughly the size of a typical seed round. One compute deal between xAI and Anthropic runs $1.25 billion a month. Y Combinator companies alone could collect up to $800 million in combined credits next year.
Giveaways at that scale mean market share today matters more than profit today. That playbook worked for cloud computing. It also worked, for a while, for 1999 telecom. Nobody knows which one this is — which is exactly why sizing, not conviction, is the discipline that matters.
Your hidden chip bet
Here is the part most investors have not internalized. Chip stocks now make up roughly 18% of the S&P 500’s value, versus about 5% five years ago. Your index fund quietly became a semiconductor fund with a stock market attached.
You did not choose that allocation. The market drifted you into it.
And of the four big spenders, only Alphabet has actually beaten the S&P 500 this year. The spenders are lagging the very index they dominate.
There is nothing wrong with owning the AI build-out. There is something wrong with owning it accidentally, at maximum size, without a counterweight.
So pull up your index fund’s top holdings and add up the chip and tech-giant weight — the number will surprise you. Then pair the concentration with things that get paid no matter who wins: dividend payers, utilities, and short-term Treasurys still paying 4%-plus. Cash flow now is the antidote to capex faith.