Transfer window verdict: GOAL grades Europe's 10 richest clubs on their summer business

Goal.com provides a performance review of the summer 2026 transfer window for Europe's ten richest football clubs. The analysis evaluates the financial value and strategic success of player acquisitions and sales.
Why it matters
Transfer market activity significantly impacts the competitive landscape and financial health of top-tier professional football clubs.
Getty/GOAL Transfer window verdict: Final grades for Europe's 10 richest clubs following their 2026 summer business The completion of big-money deals became a near-daily occurrence between June and September, but which of the continent's most powerful clubs spent most wisely?
So there we have it! The 2026 summer transfer window is over, after a dramatic deadline day that saw a host of top clubs scramble to complete their squads right up until the the final seconds.
Billions have been spent across Europe over the last four months as transfer fees have reached a ridiculous new stratosphere, with crazy money regularly changing hands for unproven or out-of-form players, and records tumbling left, right and centre. But now the real work begins.
Which clubs managed to find the most value in the market? Who has been most guilty of overspending? And which recruitment teams fell woefully short of the mark?
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