Big tech AI builders sold huge piles of bonds this year.
Amazon Alphabet Meta Oracle already did about 194 billion through early July.
Goldman sees the five big ones hitting 250 billion total in 2026.
Longer bonds got hit hardest. SpaceX 30-year yield rose to 7.3 percent.
Oracle long notes climbed near 7.8 percent.
Some data center SPV deals priced at 7 percent or 7.5 percent.
BlackRock sold data center paper at 7.53 percent.
Spreads over Treasuries widened across the group.
Investors want more yield for the long AI buildout risk.
Nvidia five-year CDS jumped the most on record July 27.
Rose as much as 0.14 point to about 0.82 percent a year.
Biggest one-day move since those swaps started trading last November.
Trigger was reports of more than 750 billion in AI infrastructure deals.
Includes big SK Group pact and possible OpenAI data center backstop.
Market worries about circular funding and off-balance-sheet exposure.
Total tech CDS notional also hit records.
Nvidia credit risk jumps in swaps market on AI deal talks
https://www.bloomberg.com/news/articles/2026-07-27/nvidia-credit-risk-jumps-in-swaps-market-on-ai-deal-talk-reports
Reuters — July 29 2026
Hyperscaler debt binge pushes yields up as investor demand cools
https://www.reuters.com/business/hyperscaler-debt-binge-pushes-yields-up-investor-demand-cools-2026-07-29/
Financial Times — July 10 2026
Investors sell longer-dated AI debt amid Big Tech borrowing spree
https://www.ft.com/content/28380abc-72f9-4287-8d36-2823c73358ce
AI Weekly — July 28 2026
Oracle Nvidia Alphabet SpaceX CDS hit records on AI debt
https://aiweekly.co/alerts/oracle-nvidia-alphabet-spacex-cds-hit-records-on-ai-debt