Nvidia announced on September 28, 2026 that it will add $150 billion to its stock buyback program, on top of an $80 billion authorization already announced. Reporting since puts the total at $235 billion, to be deployed over 16 months, beating Apple's $110 billion 2024 record and cutting the share count by 4.3% through Q1 2028. The discussion has widened: analysts note roughly $200 billion left over after investments in model companies, neoclouds, optical companies, Hugging Face and safety measures, and a portfolio of 13 public and 229 private companies with average exit returns above 3x. A separate thread notes Nvidia avoided $6.8 billion in federal income taxes last year while paying $19 billion, and that it released an Open…