What moved
- US futures (live): S&P 500 futures are down 0.68% at 7,607.75 and Nasdaq 100 futures down 1.65% at 28,901.5 — the only live read on the American day. Friday's cash close was strong: the S&P 500 finished +0.86% at 7,656.98, the Nasdaq Composite +0.96% at 26,333.04 and the Dow +0.98% at 52,573.29.
- Europe (mid-session): the Euro Stoxx 50 is off 1.30%, the CAC 40 down 0.99% at 8,099.02 and the DAX down 0.70% at 25,390.52. The FTSE 100, light on technology and heavy on energy, is the exception at +0.47%.
- Asia (closed): Korea's Kospi ended 3.26% lower at 6,684.37, the worst of the majors; the Nikkei 225 finished down 0.81% and the Hang Seng closed up 0.45%. The Shanghai Composite ended all but unchanged at -0.07%.
Why
Two shocks landed over the weekend and they pull in the same direction. Anthropic's Dario Amodei called on AI labs to slow the advance of frontier model capability, and Sam Altman and Elon Musk publicly agreed — a call for restraint from the people whose capital spending underwrites the entire AI hardware chain. That is what took the Kospi down 3.26% with the chip heavyweights leading, and what has Nasdaq 100 futures down 1.65% against a 0.68% fall in S&P futures. The dispersion between those two numbers is the whole story: this is an AI-complex repricing, not a general flight from equities.
The second shock is energy. Brent is up 4.45% at $109.27 and WTI up 4.44% at $104.49 after Saudi Arabia halted its East-West pipeline — the route built to move crude to the Red Sea without passing the Strait of Hormuz — following attacks, with further strikes on Gulf shipping compounding the supply picture. Brent has now added 11.59% in five sessions and 79.87% this year.
Those two combine badly ahead of Wednesday's Fed decision, which markets have shifted towards pricing as a hike rather than a hold precisely because energy is re-inflating the price level. A higher oil price is both a tax on demand and an argument for tighter policy, and a long-duration AI equity complex is the most rate-sensitive thing on the tape.
Sentiment & risk appetite
The de-risking is real but contained. VIX is up 12.5% at 17.82, a sharp jump from Friday's 15.84 yet still roughly half its 52-week high; rates vol closed Friday at 82.21 on the MOVE index, up 7.97% over five sessions. The Treasury curve is barely reacting — the 10-year is at 4.985%, up 1 basis point, the 5-year up 2bp — which says the market is repricing the AI trade, not the growth outlook.
The haven bid is going to the dollar, not to gold: the dollar index is up 0.51% while gold is down 0.98% at $4,323.40, an unusual pairing for a geopolitical supply shock and a further sign that this is being traded as a rate story. EUR/USD is down 0.65% at 1.1534. A firmer dollar tightens conditions for emerging markets, which borrow and buy oil in it. Asian breadth on PrimerIQ's universe was negative today at 5,513 advancers to 6,701 decliners; Friday's US session, by contrast, was broad at 1.28 advancers per decliner with our technology sector median up 1.44% against a healthcare median of -0.06%.
Economic calendar
There is no significant US economic release on today's calendar — unusually for a pre-market note, the session opens with nothing new from the data side to anchor it, which leaves oil and the AI headlines to do all the work. China's August activity figures were the scheduled overnight item.
The week front-loads its risk into the middle. Empire State manufacturing for September is due at 08:30 ET on Tuesday, with the FOMC's two-day meeting beginning at 14:00 ET the same day. Wednesday brings retail sales and import/export prices at 08:30 ET and the Fed's decision at 14:00 ET. Thursday carries jobless claims, housing starts and the Philadelphia Fed index together at 08:30 ET.
Earnings
Nothing of consequence has reported this morning. Friday's US session was carried by enterprise hardware on the back of AI server demand — Hewlett Packard Enterprise closed 12.44% higher and Dell 11.98% higher, with NetApp up 8.54% and HP Inc up 8.40% — which makes today's reversal in AI-linked futures the sharper for it.