Sporting lodge formal complaint against FC Porto over alleged transfer rules breach

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·10 February 2026

Sporting have lodged a formal complaint against FC Porto over alleged irregularities concerning a player, according to O Jogo.

The Alvalade club believes transfer rules were breached.

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It has asked the competent authorities to open an investigation.

The complaint was filed after a series of events involving player transfers between the two clubs.

The case relates to one player at the centre of the dispute.

Source: O Jogo