Watch: Small Earthquake Registered After IDF Blows Up Largest-Ever Hezbollah Tunnel

Rubio In Gulf Says 'Zero Support' For Hormuz Tolls, As IRGC Warns Ships Not Complying 'Will Be Dealt With' Secretary of State Marco Rubio has made some fresh Thursday remarks in Manama, Bahrain after his meeting with Gulf Cooperation Council (GCC) foreign ministers. "We had a very productive meeting," he acknowledged. The US top diplomat emphasized that "zero support" from Gulf countries for tolls or fees on the Strait of Hormuz, in contradiction to Iran's official stance (and possibly in coordination with Oman, which has provoked US wrath). Pool/file image Oman has remained...

Complete Q1 13-F Summary: The Fireworks In Berkshire's Post-Buffett Portfolio, And Everything Else Friday was the 15th of the month 45 days after quarter end, which means we got a flood of 13F reports indicating what asset managers were long as of March 31. We will do a summary recap below of all the biggest names, but as usual we start with Berkshire due to its traditional lack of turnover and corresponding price impact of the stock of new positions or liquidations. And we should underline "traditional" because in Berkshire's...

Wall Street Keeps Testing AI Traders, But Most Are Still Underperforming Recent trading competitions suggest large language models are still unreliable portfolio managers, according to Bloomberg. Tests involving models from OpenAI, Anthropic, Google, and xAI have often delivered underwhelming results: many lost money, traded excessively, and made erratic decisions despite receiving identical prompts. In several cases, models appeared unable to stick to coherent strategies for more than a few trading sessions. Bloomberg writes that one of the clearest examples came from Alpha Arena, a competition created by startup Nof1. Eight models were...