Key Highlights

  • Reports that OpenAI paused Training of some frontier models sent the Philadelphia Semiconductor index sharply lower on Monday.
  • Micron's Earnings on Wednesday after the close will offer a fresh read on AI hardware demand.
  • Reports said that China was considering letting select firms buy Nvidia's RTX Pro 5500 chips.
  • Nvidia's value will still depend on Demand for AI chips, competition and the pace of spending by big technology companies.

Nvidia (NASDAQ:NVDA) added $150 billion to its share repurchase program on Monday, September 28, lifting its total authorization to about $235 billion. Here is what that means, and what it does not.

The announcement

Nvidia's board authorized an additional $150 billion in share buybacks, bringing the company's total repurchase authorization to about $235 billion through fiscal 2028. The company's move was described as the largest share repurchase increase in history.

The stock rose on Monday. Market reports showed a close of $231.14.

How Buybacks work

When a company buys back its own shares, it reduces the number of shares outstanding. Each remaining share then represents a slightly bigger slice of the company's profits. That can lift Earnings Per Share even if total profit stays the same.

Buybacks are also a way to return cash to shareholders, alongside dividends. Instead of paying cash directly, the company uses it to buy stock in the market, which can support demand for the shares.

What an authorization is, and isn't

An important detail: an authorization is permission, not an obligation. It lets Nvidia buy back up to that amount over time, but the company decides when and how much to buy. It can move faster, slower, or not use the full amount, depending on its cash needs, Investment opportunities and market conditions.

So the $235 billion figure is a ceiling, not a guaranteed purchase. Investors will look at quarterly filings to see how much Nvidia actually spends.

What it signals

A buyback of this size sends a message. It suggests management believes the company will keep generating large amounts of cash even after funding research, new products and partnerships. Huang's comment explicitly pairs investment with Capital returns, signalling that Nvidia sees room for both.

It also arrives at a delicate moment. Reports that OpenAI paused training of some frontier models sent the Philadelphia Semiconductor Index sharply lower on Monday. Qualcomm (NASDAQ:QCOM), Intel (NASDAQ:INTC), Arm (NASDAQ:ARM) and AMD (NASDAQ:AMD) all fell hard. Nvidia's rise stood out against that backdrop, and the buyback likely helped.

Still, it could not lift the wider market. The Nasdaq Composite fell 248.34 points to 26,820.38, and the S&P 500 dropped 59.72 points to 7,683.69, as the 10-year Treasury Yield reached its highest level since 2007.

Nvidia also launched an Open Agent Safety Platform, including tools called OpenShell and Sentry, with partners such as Anthropic, Microsoft (NASDAQ:MSFT), Palantir (NASDAQ:PLTR) and Salesforce (NYSE:CRM). Reports said that China was considering letting select firms buy Nvidia's RTX Pro 5500 chips.

A buyback does not change the Business itself. Nvidia's value will still depend on demand for AI chips, competition and the pace of spending by big technology companies. Some investors also debate whether buybacks are the best use of cash compared with other investments, and views differ.

A fresh read on AI hardware arrives Wednesday

Micron (NASDAQ:MU)'s earnings on Wednesday after the close will offer a fresh read on AI hardware demand. Nvidia's future quarterly reports will show how quickly it deploys the authorization. OpenAI's DevDay on Tuesday and the week's US data, including Wednesday's PCE and Friday's jobs report, will shape sentiment around AI and chip stocks.