Leopold Aschenbrenner’s essay arguing that artificial superintelligence could arrive before the end of the decade made him one of Silicon Valley’s most talked-about figures

Investors are displaying an unusual willingness to rapidly change their minds

For all the talk of the future, investors still have to account for the present

Even with adjusted price/earnings ratio revised for R&D spending, US stocks are trading close to their most expensive levels in history

With nearly 110 million active stock accounts, or around two for every citizen, the impact of 40% slide has been brutal

The irony is that investors seeking shelter from expensive AI bets have turned to another expensive stock

Divining future stockmarket winners and losers from political tea leaves is not straightforward

What does it mean when the US stock market becomes more volatile than South Korea’s?

Michael O’Leary is focusing on building Ryanair’s defences against a possible downturn

Apple, Alphabet, Amazon, Meta, Microsoft, Nvidia and Tesla are now behaving like separate companies

Shares slipped below their $135 listing price less than a month after SpaceX’s blockbuster IPO

His fund slipped in the first half of 2026, even as the MSCI World index raced higher

AI chipmaker’s next market move may depend on whether earnings continue to outperform expectations

Inability to grasp compounding may come with surprisingly large market consequences for investors

Banks that underwrote flotation unanimous in recommending shares trading below market debut price