Benfica has confirmed the signings of Jan Vertonghen, Everton Soares and Luca Waldschmidt.
Bruno Fernandes's transfer to Manchester United from Sporting CP is under investigation by FIFA after Sampdoria launched a claim against the Portuguese club.
Francisco Trincao is due to complete his €31m move to Barcelona in July and Braga's president expects big things from the attacker.
Porto vowed to "cooperate with justice" after confirming it was subject to searches by the Central Criminal Investigation Court as part of a wide-scale probe into alleged tax fraud and money launderin
Sporting CP manager Silas said the "extraordinary" Bruno Fernandes is worth a lot more money that what is being reported amid growing links to Manchester United.
Benfica's players celebrated winning the Portuguese league by bringing a scooter into their dressing room before the trophy presentation.