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CALWIRE Market Update (Friday, July 31, 2026)
By Cal Wire Markets Desk
How Leopold Aschenbrenner built a $45 billion AI hedge fund — and lost most of it in days
Leopold Aschenbrenner, a former OpenAI researcher-turned-hedge fund manager, saw a dramatic decline this week in his AI-focused fu... — CNBC Markets
U.S. lawmakers request information from DoorDash on use of Chinese AI models
The food delivery company is the latest to be asked to share details of AI use by a House Committee joint investigation. — CNBC Top
Fed officials who voted to hike rates say action is needed now against inflation
Kashkari and Hammack joined Dallas Fed President Lorie Logan in dissenting against holding the Fed's key overnight borrowing rate... — CNBC Top
Amazon’s stock rides booming cloud growth toward best day in 11 years
AWS “finally saw the long-awaited growth inflection,” an analyst noted. — MarketWatch
France’s Domaine Lafage buys local wine cooperative — Yahoo Fin
Democrats demand information on Trump and Lutnick families' ties to critical mineral deals
The senators asked the Departments of Commerce, Defense, Energy, Interior and the Export-Import Bank to preserve all records relat... — CNBC Top
New York sues Kalshi, says prediction market is running 'illegal gambling operation'
It comes after a federal judge earlier this month denied Kalshi's attempts to intervene against the state's Gaming Commission. — CNBC Top
My ex-husband’s sister died — so why is Fidelity asking me for her death certificate?
“Part of me jokes that paying for a death certificate would be like buying a lottery ticket.” — MarketWatch
Guardant Health, Stock Of The Day, Spikes After Hiking 2026 Outlook — Yahoo Fin
Inside Project Peregrine: Why Blackstone and KKR Bought Into Kuwait’s Oil Pipelines — Yahoo Fin
TopBuild Acquisition Seals QXO’s (QXO) North American Dominance — Yahoo Fin
AAON (AAON) Backlog Strengthens From Data Centre Buildout and Margin Improvement
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