The UK FTSE 100 declines as trade deal expectations disappoint, with tariffs remaining unchanged

    by VT Markets
    /
    May 8, 2025

    The market is anticipating the announcement of a UK-US trade deal, with details causing disappointment. The UK FTSE 100 index has fallen into negative territory after previously trading higher.

    Reports suggest the deal remains vague, maintaining the 10% US tariffs on a range of goods but concentrating on steel and auto industries. The FTSE index has been declining since the report emerged, entering negative territory.

    The Agreement Focus

    The agreement primarily targets reducing Trump’s 25% tariff on £10 billion of UK car exports to the US and £3 billion of steel and aluminium exports. It is anticipated to revert to Trump’s baseline global 10% tariff. A broader UK-US trade agreement remains months, possibly years away.

    Despite these initial tariff reductions, the UK’s Digital Services Tax, which generates £800 million annually from companies like Amazon, Meta, and Google, will not be cut or scrapped. This tax may become a point of discussion in future negotiations.

    This article describes how the FTSE 100 index, often seen as a benchmark of UK equity performance, slipped from earlier gains in response to emerging details around a long-awaited trade agreement with Washington. Despite early optimism, market sentiment turned when it became clear that the deal lacked immediate depth and failed to shift meaningfully from existing trade terms.

    The heart of the arrangement appears limited in scope — revisions target only a handful of industries, most obviously vehicles and basic metals. Even then, the adjustments are modest. The story for car manufacturing, in particular, focuses on the climb-down from punitive tariffs set during Washington’s previous administration. This had weighed heavily on UK companies shipping goods Stateside, whose exports became less competitive due to added charges. Steel producers face a similar pattern. We can infer that the shift from a 25% barrier to a lower, broader tariff—likely set around 10%—provides marginal relief, but doesn’t generate the access many had hoped for.

    What matters next is not only the immediate tariff relief but how expectations are recalibrated. For the past several months, many businesses had positioned themselves for a more comprehensive resolution, one that would span digital, goods and services. That has not emerged. From our perspective, such unfulfilled prospects tend to drive volatility, especially when the gap between possibility and eventuality is wide.

    Market Reactions

    From a tactical point of view, there’s utility in recognising where short-term reactions may run ahead of themselves. For example, equity markets are well aware that an agreement years in the making should carry more weight than what lately feels like a political placeholder. Focusing narrowly on sectors immediately affected—specifically autos and steel—makes sense, but it’s behaviour around broader sentiment that shapes positioning. When the mood changes quickly, it’s often the reaction to the messaging that matters more than the policy.

    Another contour to watch is the UK’s Digital Services Tax. This has generated substantial regular revenue and currently remains untouched in the new exchange. Economically, its existence serves as a pressure point. Politically, it acts as baggage in any longer-term discussions. As long as it’s in place, large US technology firms won’t secure a cleaner or cheaper operating profile in Britain, and policymakers across the Atlantic likely won’t let it slip quietly into the background.

    From a market standpoint, pricing around tech and industrials may become disconnected as a result. While American shares of major US-based internet firms possibly see minor drag in perception, UK domestic exposure remains relatively unaffected for now. We suspect that with many derivative instruments tracking these sectors, opportunistic trades will begin to shape around divergence rather than convergence.

    As traders, we are cautious of noisy narratives and prefer to view these episodes as short inflection points where positioning becomes temporarily misaligned. We also note that volumes tend to rise during reports like these — not because of clarity, but because of disagreement about interpretation. These are the moments we prepare for, if only because they often provide better entry levels once the direction settles.

    In the coming days, as regulatory notes and cross-department briefings are digested, we expect more clarity — but not necessarily a reversal of this week’s movement. Sentiment tends to lag behind events that are unclear at the outset, especially when decisions rest on unfinalised terms. Strategies tied to shorter-duration derivatives — weekly or front-month options, particularly — should be monitored closely for unexpected skew and re-pricing.

    Now that the gap between rhetoric and delivery is visible, further repositioning around export-led manufacturers, commodity producers, and even currency plays may become relevant. Certainly, the pound’s behaviour will interact with these trade announcements in measurable ways — especially if tariffs are confirmed by formal statements in the next few sessions. We continue to track these variables with priority.

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