The AI boom is starting to break time-tested stock-market signals

Reported by MarketWatch · Published 28 Oct 2026, 7:25 PM MYT (1 hr ago)

Image: MarketWatch

The relationship between gold and platinum used to be a reliable stock-market signal. Has artificial-intelligence spending caused it to short-circuit? Meanwhile, the Fed faces a big question of its own today.

Source & full coverage: this summary is aggregated from MarketWatch, the original publisher. Read the complete report for full context, data and quotes.

Read the original report at MarketWatch →

The AI boom is starting to break time-tested stock-market signals

Summary

More in Markets

11 bargain-priced stocks of companies that have huge growth potential over the next two years

Vertiv earnings just sent an upbeat signal about AI ahead of Big Tech results

The real way to tell if Amazon’s AI spending is paying off

Four reasons to start worrying about inflation — including the end of tariff refunds

Bill Ackman owns only a handful of stocks. Here is his rule for picking a winner.

SK Hynix delivered on third-quarter results — but the outlook is what really mattered to Wall Street and the AI trade