Amazon faces UK lawsuits worth up to $5.4 billion from retailers, consumers
Published by Global Banking & Finance Review®
Posted on July 24, 2025
2 min readLast updated: January 22, 2026
Published by Global Banking & Finance Review®
Posted on July 24, 2025
2 min readLast updated: January 22, 2026
Amazon faces $5.4 billion in UK lawsuits for alleged market dominance abuse, impacting retailers and consumers. The cases have been certified by a London tribunal.
LONDON (Reuters) -Amazon faces two mass lawsuits from retailers and consumers worth up to 4 billion pounds ($5.4 billion) for allegedly abusing its dominant position, after a London tribunal on Thursday certified the cases could proceed.
Andreas Stephan, a competition law academic, is bringing one of the cases on behalf of over 200,000 third-party retailers, worth up to 2.7 billion pounds.
His lawyers allege that Amazon manipulates the "Buy Box" feature on its website to its own advantage and favours products that use Amazon's own logistics centres and delivery network.
Consumer advocate Robert Hammond is separately bringing a case valued at up to 1.3 billion pounds on behalf of millions of Amazon customers for similar alleged abuses of dominance.
Amazon argued that the Competition Appeal Tribunal should certify the cases to proceed, an early step in the proceedings, including because the economic methodology for proving the cases was flawed.
But the tribunal certified both cases on an opt-out basis, meaning members of the claimant class will be part of the case unless they decide otherwise.
An Amazon spokesperson said: "These claims are without merit and we're confident that will become clear through the legal process.
"Amazon has always focused on supporting the 100,000 businesses that sell their products on our UK store, and more than half of all physical product sales on our UK store are from independent selling partners."
(Reporting by Sam Tobin; Editing by Sachin Ravikumar)
Amazon is facing two mass lawsuits for allegedly abusing its dominant position, with claims totaling up to £4 billion.
One lawsuit is led by Andreas Stephan on behalf of over 200,000 third-party retailers, while another is brought by consumer advocate Robert Hammond for millions of Amazon customers.
The retailers allege that Amazon manipulates the 'Buy Box' feature to favor its own products and those using its logistics services.
The Competition Appeal Tribunal certified both cases on an opt-out basis, meaning affected individuals will automatically be included unless they choose otherwise.
Amazon claims the lawsuits are without merit and expresses confidence that this will be demonstrated through the legal process.
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