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Trump Iran and Hormuz Truth Social posts: observed WTI oil reactions

Published in ET: Feed time in ET: Trump market reaction Truth Social WTI -4.43% (15m)

Oil is often the most direct market channel for Trump posts involving Iran, shipping and the Strait of Hormuz. The archive shows both directions: de-escalation language coincided with sharp WTI declines, while renewed escalation language coincided with an immediate rise.

June 11: cancellation language and a sharp oil decline

After the post said scheduled strikes against Iran had been cancelled, WTI was down 2.042% at one minute and 3.484% at ten minutes. The simultaneous rise in US index futures made the cross-asset pattern more informative than the oil move alone.

June 12: renewed escalation and an oil rise

A day later, a post rejecting deal claims and condemning a reported drone attack was followed by WTI up 0.897% at one minute. US100 and US30 were both negative in the same first-minute window.

Why traders should not reduce this to keywords

Words such as ceasefire, bombing and Hormuz are context, not an automatic trade. The market may already expect the statement, another headline may arrive simultaneously, or the first move may reverse. A useful alert shows the live result instead of predicting it from vocabulary.

Reviewed examples from the MoveSurge archive

The percentages below are observed market moves measured after the public post timestamp. They do not establish that the post was the only cause; concurrent catalysts may also affect prices.

Iran strike-cancellation post

Public timestamp: Jun 11, 2026 17:28:48 UTC. Post summary: Trump said he had cancelled the scheduled strikes and bombings against Iran that evening. View original post.

Asset+1m+10m
WTI-2.042%-3.484%
US100+1.152%+1.357%
US30+0.784%+0.911%
XAUUSD+0.512%+1.500%

Hormuz access post

Public timestamp: May 29, 2026 14:51:24 UTC. Post summary: Trump called for the Hormuz Strait to be immediately open to unrestricted shipping traffic. View original post.

Asset+1m+later
WTI-1.122%
XAUUSD+0.463%
US100+0.233%
US30+0.208%

Iran and drone-escalation post

Public timestamp: Jun 12, 2026 13:40:41 UTC. Post summary: Trump rejected claims of a deal and called the reported drone attack totally unacceptable. Original source retained in the MoveSurge reviewed archive.

Asset+1m+10m
WTI+0.897%+0.629%
US100-0.261%-0.404%
US30-0.264%-0.308%
XAUUSD+0.000%-0.590%

Conditional ceasefire post

Public timestamp: Apr 07, 2026 22:32:26 UTC. Post summary: Trump described a two-week ceasefire conditional on the immediate and safe opening of the Hormuz Strait. View original post.

Asset+1m+15m
WTI-2.435%-4.434%
US100+0.155%+0.730%
US30+0.130%+0.675%
XAUUSD+0.184%+0.632%

How to use this evidence

Start with the original timestamp, then compare the one-minute move with the later window. Check whether related assets confirm the same interpretation and whether the first direction persists. A reversal or a muted peer response can be as informative as a large move.

Limits and risk

These are historical observations, not forecasts, investment advice or brokerage execution. Markets can move before, during or after a post for unrelated reasons. Latency, liquidity and reaction size will differ across future events.

Explore the Trump market-reaction series

FAQ

How did WTI react after the June 11 Trump post?

MoveSurge measured WTI down 2.042% at one minute and 3.484% at ten minutes after the reviewed post timestamp.

Can a Trump Iran post also push oil higher?

Yes. The June 12 escalation example was followed by WTI up 0.897% at one minute.

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