The Nikkei touched a 33-year high as a move by Buffett stirred speculation that he might increase his bet on Japanese equities.

A more cautious approach can rebuild trust, but will also threaten the commercial promise that kept robotaxi venture Cruise on the road financially.

Mining projects are being delayed after a plunge in prices for metals used in batteries.

Anarcho-capitalist President-elect Javier Milei is right that the country desperately needs dollars. But his economic plan for getting them may be the wrong one.

Nvidia shares gain, and Microsoft hits a new all-time high as investor enthusiasm for artificial intelligence takes center stage again.

Hiring Sam Altman offsets some risk, but Microsoft’s AI race still faces pitfalls.

Citigroup began making an extensive round of layoffs and organizational changes, part of Chief Executive Jane Fraser’s efforts to streamline the bank.

Reps. Lisa McClain of Michigan and Andy Biggs of Arizona wrote to the FDIC’s chairman that the agency “may have turned a blind eye to sexual harassment and discrimination within its staff.”

Signals are finally getting stronger for the global smartphone market. Chinese handset makers like Huawei, which had been locked out of the race by U.S. sanctions, are dialing back in.

CoinDesk says former Wall Street Journal Editor in Chief Matt Murray will chair an independent editorial committee.

Workers at two Wells Fargo branches are expected to hold elections to decide whether to unionize.

We tend to overestimate just how much happiness money buys.

The cyberattack on ICBC rekindled investors’ concerns about the repo market.

Wall Street is quietly closing environmental, social and corporate-governance investment funds or scrubbing their names after disappointing returns.

Investors pile in, but some say it is too soon to declare victory.

Seventeen states and the District of Columbia have estate or inheritance taxes or both. The rules can change from year to year.

The hackers didn’t wait for new rules, which would require companies to disclose major cybersecurity incidents, to go into effect.

Companies often need to show progress to get government cash but struggle without it.

In staff video, Martin Gruenberg indicates he won’t resign in the face of congressional pressure.

Here are some of the major companies whose stocks moved on the week’s news