Semafor – Business

Semafor – Business

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Global business and markets stories relevant to large-cap movers.

Berkshire to Invest $10 Billion in Alphabet in Major AI Bet
NewsJun 2, 2026

Berkshire to Invest $10 Billion in Alphabet in Major AI Bet

Berkshire Hathaway is deploying a $10 billion equity stake in Alphabet, marking the conglomerate’s first straight equity raise since 2005. The investment underpins an $80 billion share sale designed to bankroll Google’s aggressive AI build‑out. Berkshire’s new CEO Greg Abel is positioning...

By Semafor – Business
Microsoft’s AI Chief on the Greatest Game of Catchup Ever Played
NewsJun 2, 2026

Microsoft’s AI Chief on the Greatest Game of Catchup Ever Played

Microsoft’s AI chief Mustafa Suleyman says the company has accelerated a six‑month sprint to build its own frontier‑level models, custom accelerator chips and tightly‑integrated Copilot harnesses. The push follows Microsoft’s earlier reliance on OpenAI and reflects a strategic shift toward independent,...

By Semafor – Business
Anthropic Needs a Co-Signer
NewsJun 2, 2026

Anthropic Needs a Co-Signer

Anthropic intends to spend roughly $200 bn on AI chips but lacks a credit rating, so Broadcom is backstopping $31 bn of a $36 bn loan package at about 4.75‑5% interest while the remaining $4.6 bn is priced near 9%. The credit‑enhancement mirrors how...

By Semafor – Business
Lawmakers Push New Foreign Disclosure Rules in Defense Contracting
NewsJun 1, 2026

Lawmakers Push New Foreign Disclosure Rules in Defense Contracting

Senators Chuck Grassley (R‑Iowa) and Elizabeth Warren (D‑Mass.) introduced bipartisan legislation to tighten foreign‑ownership disclosure for defense contractors. The bill would require all prospective contractors and subcontractors to disclose beneficial owners and any foreign ties, extending the requirement to contracts...

By Semafor – Business
Luma AI Launching Robotics Lab Anyone Can Use
NewsJun 1, 2026

Luma AI Launching Robotics Lab Anyone Can Use

Luma AI, the Palo Alto startup known for AI‑generated video, announced an open‑science robotics lab that lets external engineers train robots on its software platform. The lab will provide critical robotics infrastructure without hardware, allowing users to build custom systems...

By Semafor – Business
Mustafa Suleyman's Case Against Open-Source AI Shortcuts
NewsMay 29, 2026

Mustafa Suleyman's Case Against Open-Source AI Shortcuts

Microsoft AI chief Mustafa Suleyman warned that relying on distillation—training smaller models on data generated by larger frontier labs—creates a dead‑end for enterprises. He says Microsoft is building its next‑generation models with "zero distillation" to avoid the hidden biases and...

By Semafor – Business
Robinhood Allows Users to Use AI Agents to Trade Stocks
NewsMay 27, 2026

Robinhood Allows Users to Use AI Agents to Trade Stocks

Robinhood announced AI‑driven agents that can execute stock trades on behalf of retail customers. The service currently supports equities, with plans to add options, futures and cryptocurrency later, and also includes agents for credit‑card purchases. Users set spending limits and...

By Semafor – Business
Africa’s Tax Push Is Clashing with the Reality of Its Informal Economies
NewsMay 27, 2026

Africa’s Tax Push Is Clashing with the Reality of Its Informal Economies

Africa’s economies are dominated by informality, with roughly 90% of Sub‑Saharan jobs outside the formal sector. Yet tax‑to‑GDP ratios sit at about half the OECD average, prompting governments in Nigeria, Kenya and Senegal to expand domestic tax bases, often targeting...

By Semafor – Business
Why SpaceX Defies Valuations
NewsMay 23, 2026

Why SpaceX Defies Valuations

SpaceX posted $18.7 billion in revenue for 2025 and is being floated with a speculative $1.75 trillion valuation, implying a 93‑times sales multiple far above the S&P average of three. About 70% of that revenue comes from Starlink, its satellite‑internet service, prompting...

By Semafor – Business
No ‘Immediate’ Tariffs on Semiconductors
NewsMay 22, 2026

No ‘Immediate’ Tariffs on Semiconductors

U.S. Trade Representative Jamieson Greer announced that the United States will not impose new tariffs on semiconductors in the near term. Speaking at Micron’s Virginia plant, where the nation’s most advanced memory chip was unveiled, Greer stressed that timing and...

By Semafor – Business
How SpaceX Is Making a Quiet Bet on Africa
NewsMay 22, 2026

How SpaceX Is Making a Quiet Bet on Africa

SpaceX’s $1.75 trillion IPO prospectus reveals a quiet bet on Africa, positioning Starlink as a tool to bridge the continent’s digital divide. By sidestepping costly fiber and tower build‑outs, satellite internet could lower access costs for over 3 billion people. Yet affordability...

By Semafor – Business
Saudi’s NEOM Halts Work on The Line Until After 2030
NewsMay 22, 2026

Saudi’s NEOM Halts Work on The Line Until After 2030

Saudi Arabia’s NEOM has postponed construction of The Line—its 170‑kilometre dual‑skyscraper project estimated at over $1 trillion—until after 2030. The delay follows a strategic review that also pushed back tourism and the Trojena mountain‑resort investments. NEOM will instead allocate roughly $3 billion...

By Semafor – Business
How Syringe-Maker BD Is Using AI to Stay Sharp
NewsMay 22, 2026

How Syringe-Maker BD Is Using AI to Stay Sharp

Becton Dickinson (BD) is blending Toyota‑style lean manufacturing with AI and robotics through its BD Excellence program. Since 2023 the initiative has trained over 15,000 employees, cut scrap, and introduced vision‑based ergonomics monitoring. The effort delivered an 8% productivity lift...

By Semafor – Business
Debatable: Taiwan Arms Sales
NewsMay 22, 2026

Debatable: Taiwan Arms Sales

President Donald Trump is weighing a stalled $14 billion arms package for Taiwan, using it as leverage in talks with China. The Senate remains divided, with Republicans backing sales and independence, while Democrats stress strategic ambiguity and caution about a direct...

By Semafor – Business
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