Key Highlights

● Oracle (ORCL) closed at $132.60 on Monday, down from $137.10, as the S&P 500 lost 59.72 points.

● Oracle declared Force Majeure on Project Jupiter, a $165 billion data-centre project, on September 24, drawing close investor attention.

● Oracle said neither of the sites would affect its previously stated fiscal 2027 Revenue or Earnings guidance.

● Meta's enterprise AI platform launch and reports of an OpenAI Training pause added to pressure on cloud and software names.

Oracle (NYSE:ORCL) fell on Monday, September 28, closing at $132.60, down from $137.10 on Friday, as the S&P 500, the benchmark index of 500 large US companies, slid 59.72 points to 7,683.69.

Still Under a Cloud

The immediate triggers on Monday were a cloud-sector selloff after Meta (NASDAQ:META) launched an enterprise AI platform and reports that OpenAI paused training of some frontier models. But hanging over everything was Project Jupiter, the enormous data-centre effort that has become a focal point for investors watching Oracle's AI ambitions.

What Happened to Project Jupiter

On September 24, Oracle declared force majeure on Project Jupiter, a $165 billion project. Force majeure is a contract clause that can relieve a party of certain obligations when events beyond its control prevent it from performing. Given the project's scale, the declaration has drawn close attention from investors.

Oracle sent the notice to Blue Owl Capital (NYSE:OWL), and reports said the project had run into a denied energy permit and Debt Financing priced below 90 cents on the dollar. Oracle said: "Neither of these sites will have any impact into our previously stated FY27 revenue or earnings guidance." Oracle has been betting heavily on building out AI computing capacity, so questions about a flagship project naturally raise questions about timelines, costs and future revenue.

The Ripple Effect on Suppliers

The worries did not stay contained to Oracle. Bloom Energy (NYSE:BE), which supplies fuel cells for Project Jupiter, tumbled on Monday, and market coverage tied that drop to concerns about the project. When a project this large faces uncertainty, investors quickly look through the Supply chain to see who else might be affected.

That kind of knock-on effect shows how interconnected the AI build-out has become. A single developer's setback can hit power suppliers, equipment makers and chip vendors at once, and the reverse is also true when good news arrives.

A Tough Backdrop for Cloud Names

Monday's broader market did Oracle no favours. Meta unveiled its Meta Enterprise Platform and hired MongoDB (NASDAQ:MDB) CEO CJ Desai to run it, raising fears of new competition for established enterprise software and cloud providers. Snowflake (NYSE:SNOW), Salesforce (NYSE:CRM) and ServiceNow (NYSE:NOW) all slid.

Meanwhile, the 10-year Treasury Yield rose to its highest level since 2007 after President Trump rejected Iran's plan to reopen the Strait of Hormuz, pushing oil higher. Goldman Sachs (NYSE:GS) strategist Ben Snider said "The rise in interest rates" explains the compression in price-to-earnings multiples. For capital-hungry businesses building data centres, higher rates also mean more expensive financing.

Investors Want Clarity on Jupiter

The most important thing for Oracle shareholders is any update on Project Jupiter: whether the force majeure is lifted, how long any delay might last, and whether the financing and permit issues reported around the New Mexico site are resolved. Clear communication from Oracle could go a long way toward easing uncertainty.

Beyond that, OpenAI's DevDay on Tuesday could shape sentiment around AI infrastructure spending, and Micron (NASDAQ:MU)'s earnings after the close on Wednesday will offer another read on data-centre demand. The macro calendar, from JOLTS and consumer confidence on Tuesday to the September jobs report on Friday, will decide whether yields keep climbing, which matters for a company spending heavily on AI capacity.