Share prices of companies on the London Stock Exchange have plummeted in the last week in the wake of US President Donald Trump’s ‘Liberation Day’ tariffs. 

A baseline tariff of 10% on nearly all foreign imports to the US was put into place on Saturday after the news first broke on Wednesday 2nd April. 

Since this time last week, the overall share price of companies on the FTSE 100 has dropped 12.8%.

Firms that comprise the FTSE 250 have also seen an overall drop of 11%.

BusinessCloud looks at some of the tech industry’s biggest listed UK businesses and sees how their share prices have changed since this time last week.

FTSE 100

Multinational information and analytics firm RELX has seen its share price tank – which has been a common theme for many listed companies. The London-headquartered company’s share price has dropped from 3,911p to 3,586p in the 7-day period. 

However, the 122-year-old business remains the most valuable one in UK tech on the FTSE 100, with a market cap of £67.1bn.

In the midst of the economic turmoil, aerospace firm BAE Systems has in fact increased in value.

Its share price has gone from 1570.5p to 1575.5p since this time last week, with nations now actively looking to spend on defence with home-grown companies rather than importing from the increasingly isolationist US.

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Its recent increase is in contrast with telecommunications giant Vodafone. The Berkshire-based firm has seen its share price slide from 70.38p to 63.42p – its lowest point in just over a year.

Its industry rival BT has also encountered a slump, with the London-based firm’s share price dropping from 166.55p last Wednesday to 150.55p today. 

Newcastle-based Sage is also amongst the long list of companies to see its share price take a significant hit, with its dropping from 1,230p to 1,115.75p since last Wednesday.

The multinational enterprise software company has a market cap of £11.07bn.

Auto Trader’s share price has been on the rise in the past five years but it has also fallen victim to the recent market crash, with its shares dropping from 753.4p to 726.4p. 

The automotive online marketplace recently relocated its Manchester headquarters to Bruntwood’s Circle Square and isn’t the only online platform to see its value dipping, as Rightmove’s share price dropped from 690.4p to 668.8p. 

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The London-headquartered online property portal currently has a market cap of £5.27bn.

Other UK tech platforms on the FTSE 100 are ConvaTec, whose share price dipped to 232p from 258p, and gambling company Entain, which has taken a heavier hit, dropping from 579p to 516.2p.

FTSE 250

A recent addition to the FTSE 250, THG has experienced a drop in its share price.

The Manchester-based online retail platform, which is fronted by Matthew Moulding, has seen its share price move from 32.32p to 27.4p since last week.

Raspberry Pi, which recently reported EBITDA of around £29m for the 12 months to 31st December 2024, saw its share price dip from 478p to 417.2p.

The Cambridge-based firm floated on the London Stock Exchange just under 12 months ago in June 2024.

Online food delivery company Deliveroo has dropped from 129.3p to 120p, though this has increased from 113.1p on Monday, whereas online fast-fashion retailer ASOS’s shares have plummeted to 248.5p from 293.5p. 

North West companies with Innovate UK grant funding

Manchester-based NCC Group has also experienced a fall in share price, from 141.6p to 124.4p. 

Grocery technology licensees Ocado Group has seen its share price fluctuate but ultimately fall since last week’s announcement. 

The Hatfield-based firm’s shares have dropped from 295.1p to 275.5p in a turbulent week. 

A rare winner in the past seven days is Oxford Nanopore, which has seen its share price rise ever so slightly from 103.9p to 104.45p.

The Oxford University spinout received £50m in investment last August from Novo Holdings. 

IT infrastructure provider Softcat’s share price has dropped from 1,610p to 1,475p, meanwhile Computacenter’s shares have dropped from 2,468p to 2,156p.

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