Iran peace memo triggers the largest one-day risk-on rotation since the war began — Chinese exporters get the dividend, oil traders get the bill

Oil collapses 7–8%, S&P 500 prints fresh record, offshore yuan strongest since Feb 2023 — and Warsh's Senate vote sits 96 hours away.

A 14-point US-Iran one-page memorandum reported by Axios on May 6 priced out 70 days of war-risk premium in a single session: WTI fell 6.9% to $95.19, Brent broke below $101, the S&P 500 closed at a record 7,365.12 (+1.46%), and USD/CNH printed 6.8197 — the strongest yuan since February 2023. For Chinese firms expanding globally, this is the most consequential 24 hours of the year.

What happened

Steve Witkoff and Jared Kushner are negotiating a 14-point MOU with Iranian officials that would (i) declare an end to the conflict, (ii) trigger a 30-day window to gradually lift Iran's Strait of Hormuz restrictions and the US naval blockade, (iii) freeze nuclear enrichment, and (iv) release frozen Iranian assets. Equity volatility evaporated — VIX fell 3.7% to 16.73 — while gold paradoxically rallied 3.1% to $4,697 as a "deal-failure" hedge. Treasuries firmed modestly; the 10Y sits near 4.40%.

Why it matters — through three lenses

Macro/credit: A sustained $20/bbl drop versus the March peak removes ~70bps from 2026 headline CPI in oil-importing economies. Combined with Kevin Warsh's near-certain confirmation as Fed Chair the week of May 11, the rates path skews dovish into the June 16–17 FOMC. China angle: 45–50% of Chinese crude imports transit Hormuz. Iran exported 2.16 mbpd in February — every barrel went to China — but at a discounted "captive" price. Reopening the strait normalizes flows for state refiners (Sinopec, PetroChina) and unlocks Belt & Road shipping insurance, but compresses the Iran discount that small teapot refiners depended on. Net effect on aggregate import bill: positive ~US$30–40bn annualized at current spreads.

Forward look

Watch the next 72 hours: Iranian cabinet review of the MOU (48h), Senate Warsh vote (week of May 11), and any Houthi/IRGC spoiler attack. Base case (55%): MOU signed, Brent settles $85–90; tail risk (25%): negotiation collapses, oil retraces to $115. Action for Chinese treasurers: lock 6–12M USD funding while Warsh dovishness is priced in; defer non-urgent CNH-denominated hedges — yuan strength has further to run if Hormuz reopens cleanly.