Big Tech's AI ambitions fuel $300 billion borrowing boom as Wall Street shows investor fatigue

Big Tech Shifts to Debt-Fueled AI Infrastructure Expansion

The largest US technology companies have fundamentally altered their financing strategies as they race to build AI infrastructure, moving away from their traditional reliance on cash reserves and equity. Amazon sold bonds in Europe for the first time in March, raising €14.5 billion ($17 billion) in the biggest corporate deal ever in that currency, while also borrowing $37 billion in the US bond market 1

1

. Meta followed with a $25 billion bond offering on April 30 aimed at financing its AI buildout 1

1

. This borrowing boom represents a seismic shift for companies that previously grew by reinvesting their immense profits. Four of the biggest US tech companies have said they need to spend around $650 billion collectively this year on data centers, networking equipment, and other AI infrastructure 1

1

.

Oracle's Record Deal Exposes Banking System Limits

Oracle closed a $16.3 billion financing for a single data center campus in Saline Township, Michigan, the largest single-facility technology debt package ever assembled 4

4

. The deal required PIMCO, the world's largest active fixed-income manager, to anchor approximately $10 billion of the bond tranche because US banks retreated, citing doubts about AI infrastructure demand sustainability 4

4

. The bonds carry a 7.5% coupon with a 19.5-year maturity, significantly higher than Oracle's corporate bonds, reflecting the project finance nature and concentrated risk 4

4

. This facility is part of a $300 billion agreement with OpenAI to provide the ChatGPT maker with 4.5GW of computing power 2

2

. Oracle has assembled at least $72 billion in total data center partner debt across Michigan, Texas, Wisconsin, and New Mexico for the Stargate joint venture 4

4

.

Investor Fatigue Emerges After $300 Billion AI Spending Spree

After a $300 billion AI debt binge spanning every corner of the credit market, investors are showing signs of fatigue 3

3

. Meta's recent bond sale drew a peak order book of about $96 billion for a deal expected to raise $25 billion, compared to $125 billion of demand for a $30 billion deal last October 3

3

. Investors are demanding more credit protections, including amortization clauses requiring borrowers to repay principal before maturity, and backstops from Google guaranteeing data center lease payments even if tenants default 3

3

. Some investors demanded yields of more than one percentage point over Oracle's publicly traded corporate bonds due in 2040 for the Michigan project, along with removal of callable bond provisions 2

2

.

Wall Street Concerns Mount Over Execution and Market Risks

Morgan Stanley credit analysts warned that Oracle still faces more than $100 billion in additional funding needs through 2027 and early 2028, after planning to raise about $50 billion for 2026, cautioning these requirements could "test the depths of different fixed-income markets" 5

5

. Lenders have grown cautious due to Oracle's weaker financial profile compared with peers, including higher debt and cash burn, as well as its reliance on OpenAI 5

5

. Both S&P and Moody's assigned negative outlooks to Oracle's BBB and Baa2 credit ratings respectively, though UBS analysts say a downgrade to junk is unlikely 4

4

. The broader market faces pressure as AI spending outpaces available capital, with big tech expected to fund only about half of the projected $3 trillion investment through 2028 5

5

.

Hyperscalers Deploy Special Financing Structures

Tech companies are increasingly using special purpose vehicles to keep debt off their balance sheets while acquiring expensive chips and data center equipment. Since late 2025, Elon Musk's xAI has been working on raising as much as $20 billion via off-balance-sheet vehicles that buy chips and lease them back to xAI 1

1

. Alphabet recently purchased a clean energy developer to power its data centers as the US electricity grid struggles to meet project demands 1

1

. Google took in more than $97 billion in revenue, excluding partner payouts, in the fourth quarter of 2025, providing cash flow that enables comfortable borrowing 1

1

. The wave of AI-related borrowing spooked investors late last year when large technology companies raised nearly $100 billion within a few weeks to expand cloud and data-center capacity 1

1

.