Anthropic's initial public offering (IPO), expected no earlier than mid-October, will be a test of just how hungry the financial markets still are for exposure to artificial intelligence (AI). The S&P 500 (SNPINDEX: ^GSPC) is going to react depending on how that test goes. Its backers want a valuation of $2 trillion or more, which would top ******* e Exploration Technologies as the biggest IPO ever if it happens.
Don't expect S&P 500 funds to buy it immediately, though. The road for Anthropic entering the S&P 500 is going to be slow, and it could test some nerves along the way.
Missed AI's "Act 1"? Act 2 Could Be 15x Bigger. Most investors think they missed the AI boat because they didn't buy Nvidia in 2005. But according to our ******* ysts, we're only at the end of "Act 1"—the R&D phase. "Act 2" is the global rollout. Continue »
By definition, index funds tracking the S&P 500 must buy whatever the S&P 500 adds to its list of stocks.
Anthropic probably won't get special treatment, given that on June 4, S&P Dow Jones Indices declined to loosen its rules for mega-cap listings. Those rules still require 12 months as a public company, at least 10% of shares being publicly held, and reported positive earnings under generally accepted accounting principles (GAAP).

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