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Trump Truth Social posts and Nasdaq or Dow futures: four observed reactions

Published in ET: Feed time in ET: Trump market reaction Truth Social US100 +1.36% (10m)

Equity-index futures can express the broader risk interpretation of a Trump post. They are particularly useful beside oil: falling crude and rising index futures can look like de-escalation, while rising crude and falling indices can look like renewed geopolitical risk.

The strongest reviewed index example

After the June 11 strike-cancellation post, US100 was up 1.152% at one minute and 1.357% at ten minutes. US30 was up 0.784% and 0.911% over the same windows.

A contrasting example one day later

The June 12 escalation post was followed by US100 down 0.261% at one minute and 0.404% at ten minutes. US30 was down 0.264% and 0.308%. Oil moved in the opposite direction, strengthening the cross-asset read.

Why both indices belong on the card

The Nasdaq and Dow do not carry identical sector exposure. Showing both avoids treating one future as the entire US equity market and makes it easier to see whether the response is broad or concentrated.

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 Nasdaq futures react after the June 11 post?

US100 was up 1.152% at one minute and 1.357% at ten minutes in the reviewed reaction window.

Why show Dow and Nasdaq futures together?

They have different sector exposures; agreement or divergence helps describe how broad the reaction was.

See it live, the moment it happens

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