Nebius is not a buy right now, because IREN is the better opportunity. Nebius is a good company with a bright future but carries a lot of execution risk currently. IREN's smaller market cap and uncontracted sites give it more upside; demand is strong enough that contracts look likely, and the longer it waits the better the odds of better terms and a deal. IREN could 2–3x within a year, if not more, though it too carries execution risk. x.com  x.com 

Nebius can fall with neocloud peers because the market prices sector risk rather than each company's quality. Nebius and SPCX are better companies than 99% of the others, yet Nebius would not be immune to a WOLF or CoreWeave default; some weaker names may never recover. x.com 

Nebius's exceptional growth makes it the best way to gain data-center exposure while the AI-sector rally still has room to run after its pullback. The risk/reward looks super attractive here, but this is extremely risky compared with usual holdings and not necessarily a ten-year hold. x.com 

Nebius's recently signed higher-margin deals are predominantly with pre-revenue neolabs, making it aggressive to project a few small, short-term contracts' economics across all available capacity for years. Short-term economics are very attractive now, and Nebius management has better insight into demand, but assuming all these customers renew at similar or better terms indefinitely seems unrealistic. x.com  x.com  x.com 

Nebius has become a crowded trade in a very unforgiving market, so this is no longer a typical buy-the-dip story and greedy late buyers will be punished severely. It made fortunes for those who were early; now it is making excuses for those who are late. x.com 

Nebius's current margins leave virtually no valuation support for its shares. It should do well over the medium term, but remains a high-quality speculative story with massive execution risk. x.com 

Nebius looks like a clear stock promotion rather than a viable for-profit business, much like Oklo. A quoted skeptic questions valuing Nebius on EBITDA when everything hangs on debt and its largest asset, GPUs, is short-lived. Bulls hold their view, and reality will come for them in due time. x.com 

Nebius is the best AI infrastructure story on the tape but a poor entry at $249, so the best move now is to do nothing. It has 684% revenue growth, Nvidia backing and a $27B Meta deal, yet it trades more than 100% above its 200-day EMA and above the consensus target, with bearish divergences at the high. x.com 

Nebius's world-class team makes it the neocloud most likely to keep attracting cheap capital amid high rates and AI anxieties, if any can. Its risk/reward looks good here despite today's decline. x.com  x.com 

Nebius is growing off compute scarcity like the other neoclouds and risks becoming little more than a REIT for GPUs. @LukeFalasca notes its growth is ridiculous, but the real question is how efficiently it converts demand into revenue and free cash flow while funding a capital-intensive buildout. x.com