Nebius COO Ophir Nave Sells Nearly Half His NBIS Shares on Octob
Nebius Group NV (NASDAQ: NBIS) disclosed that COO Ophir Nave sold 500,000 Class A shares, nearly half his holdings, on October 5 at $230.67 to $243.72 per share. The company's P/S ratio is 51.49, well above its historical median of 7.0x, reflecting high growth expectations despite unprofitability. Insider sales totaled $199 million over the past year with no purchases reported.
How this was made
The 30-second read
Why it matters
The insider sale adds a bearish catalyst amid already high valuation metrics.
Market read
First‑report insider sale of a senior exec, sizable dollar amount, may trigger short interest.
What to watch
Strong guru buying could offset negative signal from insider sell.
Background
Nebius Group NV is a Netherlands‑based AI and high‑performance computing provider listed on NASDAQ.
Ticker impact
COO Ophir Nave sold 500,000 Class A shares, about half his holdings, for $230.67-$243.72 per share.
potential short-term price decline as market prices in insider selling
Large insider sale ($199M) signals reduced confidence and adds supply pressure.
Market effects
Highlights valuation concerns in AI/cloud services sector.
May affect European tech sentiment where NBIS is headquartered.
Limited to investors tracking high‑growth AI infrastructure stocks.
Counterpoint
Insider may be diversifying; the sale does not reflect company fundamentals.
Key entities
- ExecutiveOphir Nave
Chief Operating Officer of Nebius who sold half his stake.
- CompanyNebius Group NV
AI/cloud services firm (NASDAQ: NBIS).

