Alphabet's Balancing Act: A $25 Billion Bond, a Brain-Drain, and Buffett's Bigger Bet

Alphabet raises $25B in bonds amid AI capex surge, while Berkshire boosts stake 83%, despite DeepMind leadership changes and negative free cash flow.

The numbers tell two very different stories about Alphabet right now. One is about confidence — a $25 billion bond sale that drew nearly five times more demand than supply, and Warren Buffett's Berkshire Hathaway quietly adding tens of millions of shares in a single quarter. The other is about turbulence — a leadership exodus at the heart of its AI research, a first-ever quarter of negative free cash flow, and a fresh regulatory complaint from French publishers.

Both narratives are true, and they are colliding at a pivotal moment for the Google parent.

Berkshire's Vote of Confidence

Berkshire Hathaway increased its Alphabet stake by 83 percent in the second quarter, bringing its position to nearly 106 million Class A and C shares, according to regulatory filings cited by Reuters. The holding was worth roughly $37.8 billion as of June 30 — though ABC News pegged the value at around $36.6 billion in its own reporting — making Alphabet the third-largest equity position in Berkshire's portfolio, trailing only Apple and American Express but ahead of Coca-Cola.

The purchases included roughly 48.1 million additional shares during the quarter, per ABC News. A portion of that accumulation reportedly flowed through a $10 billion private placement that Alphabet announced in June.

The timing is notable. Berkshire was buying while Alphabet was simultaneously signaling an aggressive expansion of its capital spending — a program that has raised eyebrows among some investors who question whether the AI buildout will deliver returns commensurate with its cost.

The $25 Billion Debt Raise

Alphabet closed a $25 billion offering of US dollar-denominated bonds on August 10, split across ten tranches with maturities ranging from 2028 to 2066. Demand was staggering: Bloomberg reported orders of roughly $115 billion, a figure exceeded this year only by Oracle's February deal and Amazon's March issuance.

The company has said it plans to raise a total of $80 billion to finance the computing infrastructure required for its AI offerings. Its capital expenditure guidance for the current year stands at $195 billion to $205 billion, and in the second quarter of 2026 the company posted its first negative free cash flow on record, at minus $5.9 billion.

That combination — heavy borrowing, rising capex, and cash burn — might ordinarily spook the market. But the bond's reception suggests otherwise. Being able to place paper with maturities stretching to 2066 signals that lenders see Alphabet as a durable credit, not a distressed borrower. And the fact that Berkshire chose this exact moment to nearly double its stake reinforces the view that the investment community's most sophisticated allocators read the spending spree as strategic positioning rather than financial strain.

A Changing of the Guard at DeepMind

The same week the bond priced, Alphabet announced a significant restructuring of its AI leadership. Demis Hassabis stepped down as CEO of Google DeepMind to become chairman of the unit and chief scientist of Alphabet. Koray Kavukcuoglu takes over as SVP of Google DeepMind, reporting directly to CEO Sundar Pichai.

The move came amid a wave of departures. Jeff Dean, a 27-year Google veteran and most recently the company's chief scientist, left to co-found Discovery Loop, a public-benefit corporation focused on AI for science and engineering — with Google taking a stake in the new venture. DeepMind vice president Oriol Vinyals and Google Brain co-founder Quoc Le are also joining Discovery Loop, according to media reports. Several other senior researchers from DeepMind and Google Brain have reportedly defected to Anthropic and OpenAI in recent months.

CNBC reported that Alphabet shares fell on news of the personnel changes. The concern is understandable: in a phase when the company is pouring tens of billions into AI infrastructure, the departure of experienced researchers raises questions about whether the balance sheet is being prioritized over continuity of talent.

Regulatory Headwinds from Europe

Beyond the talent and capital questions, Alphabet faces renewed pressure from European regulators. The French publishers' alliance APIG has filed a complaint with the competition authority Autorité de la concurrence, alleging that Google's AI Overviews feature violates the neighboring rights of French publishers. Google was previously fined €500 million in 2022 over similar issues.

According to data from French media regulator Arcom, publishers are seeing visitor declines of 33 to 38 percent due to AI Overviews. Google has rejected the allegations, stating that it has informed French publishers about compensation terms. The European Commission separately opened a formal antitrust investigation in December 2025 into whether Google has used publisher and YouTube content for AI applications without adequate compensation.

The Stock's Two-Way Pull

The market's ambivalence is visible in the chart. Alphabet shares closed Friday at €299.00, down 0.5 percent on the day and 2.6 percent on the week. The 30-day decline stands at 7.7 percent, and the stock sits roughly 15 percent below its 52-week high of €350.75, reached in May. The relative strength index of 45.7 points to neutral-to-soft momentum without oversold conditions.

Yet the longer-term picture is far more constructive: the stock is up 72 percent over the past year and has climbed decisively from its 52-week low of €168.60.

One quiet asset adds another layer of context. Alphabet's early stake in SpaceX, carried at roughly $94.2 billion based on 551.2 million shares as of June 30, has grown more than a hundredfold from a $900 million investment made in 2015. That hidden reserve gives the company a cushion that arguably makes its current debt raise look less like necessity and more like opportunism.

Alphabet is thus navigating a genuinely complicated moment: an unprecedented capital commitment to AI, a reshuffling of its research leadership, and intensifying scrutiny from European regulators — all while one of history's most successful investors signals that he sees the opportunity, not just the risk.