Correction and editorial revision — 23 October 2026: This retrospective replaces the earlier mixed-time narrative with dated provider observations. The earlier diplomatic-history claim and fixed oil-price scenario were not substantiated by retained sources. The earlier causal explanations and trading implications are withdrawn; their removal is not a finding that every cited event was false. The original input file is unavailable. The cutoff below is the calendar day before the original publication date, selected for this reconstruction; it is not a claim about what was known when the original article was written.
This archive review uses observations available in the retrieved daily history on or before 2026-04-11. Each market has its own closing time. The question is: Can the Oil Quote Validate a Binary Diplomatic Scenario?
The measured comparison
WTI futures moved from $97.87 on 2026-04-09 to $96.57 on 2026-04-10: -1.33%, or $-1.30 per barrel in the quoted series. The five-interval change from 2026-04-02 was -13.42%. WTI futures history.
The US 10-year yield proxy changed +2.4 basis points over 2026-04-09–2026-04-10, while gold futures changed -0.64% over 2026-04-09–2026-04-10. These observations do not quantify lost production, shipping capacity or an inflation pass-through. An oil-price change cannot on its own separate a supply effect, a demand effect and futures-contract effects.
Reproducing the longer comparison
For WTI futures, the five-interval baseline is 111.54 on 2026-04-02; the endpoint is 96.57 on 2026-04-10. The calculation is (endpoint ÷ baseline − 1) × 100 = -13.42%. This uses the endpoints directly rather than adding rounded daily percentages. Five observations need not correspond to one calendar week when a market is closed.
Source-linked daily observations
| Series | Previous date | Previous value | Date | Value | Change | Time zone |
|---|---|---|---|---|---|---|
| KOSPI (^KS11) | 2026-04-09 | 5,778.01 | 2026-04-10 | 5,858.87 | +1.40% | Asia/Seoul |
| S&P 500 (^GSPC) | 2026-04-09 | 6,824.66 | 2026-04-10 | 6,816.89 | -0.11% | America/New_York |
| Nasdaq Composite (^IXIC) | 2026-04-09 | 22,822.42 | 2026-04-10 | 22,902.89 | +0.35% | America/New_York |
| US 10-year yield proxy (^TNX) | 2026-04-09 | 4.293 | 2026-04-10 | 4.317 | +2.4 bp | America/Chicago |
| WTI futures (CL=F) | 2026-04-09 | 97.87 | 2026-04-10 | 96.57 | -1.33% | America/New_York |
| Gold futures (GC=F) | 2026-04-09 | 4,818.00 | 2026-04-10 | 4,787.40 | -0.64% | America/New_York |
| USD/KRW (USDKRW=X) | 2026-04-09 | 1,477.60 | 2026-04-10 | 1,473.28 | -0.29% | Europe/London |
| USD/JPY (USDJPY=X) | 2026-04-09 | 158.64 | 2026-04-10 | 159.11 | +0.30% | Europe/London |
| VIX (^VIX) | 2026-04-09 | 19.49 | 2026-04-10 | 19.23 | -1.33% | America/Chicago |
Scope and limitations
Returns are calculated before rounding from Yahoo Finance daily history, not independently verified exchange settlement records. Index values are in points; the yield proxy is quoted in percent; currency quotes are local units per US dollar; gold and WTI futures are dollars per ounce and barrel. Futures-series changes can reflect contract rolls and are not a continuously held contract’s investment return. These are retrospective observations, not live prices or a reconstruction of every intraday quote available to the original author.
For the underlying method, see the Hormuz evidence and import-cost guide. This page retains its original address for correction transparency. The title and text now reflect the narrower evidence available; the old URL wording should not be treated as a current claim. No trading instruction is retained.
