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MacKenzie Sigalos is an award-winning journalist whose international and domestic field reporting and investigative work has taken her across Africa, Asia-Pacific, Europe, and South and North America. For CNBC, she covers fintech and the gig economy, as well as Alphabet and Apple, with a focus on artificial intelligence, cloud computing, in-house AI chip development, and driverless vehicles.
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Alphabet is seeking fresh capital as stock’s 4-week losing streak tests investor appetiteMacKenzie Sigalos48 Min Agowatch nowVIDEO03:46Uber institutes monthly caps on employee use of AIMacKenzie SigalosJune 3, 2026watch nowVIDEO03:11Alphabet raises $80 billion to fund AI build-out, including $10 billion from Berkshire HathawayMacKenzie SigalosJune 2, 2026watch nowVIDEO03:08Berkshire Hathaway to invest $10 billion in AlphabetMacKenzie SigalosJune 1, 2026watch nowVIDEO01:00The Week Ahead: May 29, 2026MacKenzie SigalosMay 29, 2026watch nowVIDEO01:17The Week That Was: May 29, 2026MacKenzie SigalosMay 29, 2026watch nowVIDEO02:04Waymo begins public rides in Ojai as it shifts to lower-cost robotaxisMacKenzie SigalosMay 28, 2026Waymo opens Ojai robotaxis to select riders as company aims to lower cost of fleet expansionJennifer Elias|MacKenzie SigalosMay 28, 2026watch nowVIDEO06:15What it’s like to ride in Waymo’s new robotaxi — the OjaiMacKenzie Sigalos|Andrew EversMay 28, 2026watch nowVIDEO01:27Apple price target upgrades put Siri and WWDC back in focusMacKenzie SigalosMay 26, 2026watch nowVIDEO01:23Uber shares fall on report it is exploring full Delivery Hero takeoverMacKenzie SigalosMay 22, 2026watch nowVIDEO01:32OpenAI could file IPO prospectus as soon as Friday: ReportMacKenzie SigalosMay 20, 2026
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