Nebius stock is crashing, and it has its biggest customer to blame

Nebius Group NBIS stock is under immense pressure this morning mostly because of aggressive new competitive threat from its biggest customer – Meta Platforms (META).

As investors bailed on NBIS, the artificial intelligence (AI) infrastructure firm sunk below its 20-day moving average (MA), indicating bearish momentum could sustain in the near-term.

Despite today’s decline, however, Nebius shares remain a blockbuster investment for 2026 – still up some 150% versus the start of this year.

Significance of the Meta news for Nebius stock

NBIS stock is taking a major hit on July 1 following a Bloomberg report that Meta Platforms Inc is developing an internal cloud infrastructure business.

Dubbed “Meta Compute”, the new initiative aims at selling excess AI computing power and hosted artificial intelligence models to outside developers.

This moves the titan directly into the bare-metal GPU capacity market dominated by “specialized” neocloud providers like Nebius Group.

Meta’s announcement is particularly bruising for NBIS because it recently locked in a multi-year AI infrastructure partnership with the Facebook-parent valued at up to $27 billion.

Investors are concerned because the Bloomberg report essentially suggests the company’s largest customer is warming up to become its most formidable competitor.

How Meta Compute stands to hurt NBIS shares

Meta Compute also threatens Nebius by reshaping the economics of hyperscale AI infrastructure.

If the titan begins commercializing its surplus GPU clusters, it effectively floods the market with low‑cost, high‑performance compute that NBIS can’t replicate without sacrificing margins.

This new segment will also give META privileged visibility into customer workloads, enabling it to bundle compute with its own AI models and developer tools – a closed-loop ecosystem that will further strengthen its edge over Nebius Group.

All in all, by controlling both supply and demand, the Mark Zuckerberg company may eventually succeed in steering enterprise clients away from external neocloud providers.

That structural power shift raises real concerns that Nebius shares’ longer-term growth curve may flatten far sooner than investors expected.

How Wall Street recommends playing Nebius Group

NBIS shares are also being punished because they’re trading at a rather stretched 125x sales at the time of writing. This means they hardly have any room to digest setbacks like the potential META competition.

Additionally, investors are increasingly sensitive to the fact that Nebius insiders have been selling aggressively, recording 17 “sell” transactions since the start of 2026 and zero purchases.

Short interest on NBIS has quietly climbed to about 24% as well, leaving the equity vulnerable to sudden shifts in sentiment.

What’s also worth mentioning is that Wall Street firms aren’t particularly bullish on Nebius Group following its meteoric year-to-date run.

While the consensus rating on NBIS remains at “Moderate Buy”, the mean target of about $237 is already in line with where the price at which it’s trading currently.