Lazio have announced the signing of striker Ricardo Kishna from Ajax.
Kishna, 20, made 48 senior appearances for the 33-time Dutch champions, scoring seven goals and winning the title once in 2014, but will now move to the Stadio Olimpico to bolster Lazio's attacking options.
Lazio announced on their website: "SS Lazio announces that Ricardo Kishna...
Arsenal have completed the signing of young Ajax striker Donyell Malen.
Ajax confirmed on their official website that Malen, 16, will move to North London immediately after turning down an offer to extend his deal with the Eredivisie side.
Ajax head of youth Wim Jonk said: "Donyell is a great talent. It is extremely unfortunate that he is leaving Ajax."
Jonk had earlier said in Voetbal International: "We have made Donyell an excellent offer and presented a clear plan for his development.
Daley Blind has said he rejected an "incredible" offer from Arsenal as a teenager.
Blind, who joined Manchester United for £14.4 million last year, said he decided to stay at Ajax for far less money.
The versatile Netherlands international, 25, said he had been impressed by Arsenal when he visited London but has no regrets about remaining in his homeland.
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"I had the chance to move to London at a young age," Blind told the Daily Mirror. "I was in the Ajax academy and one day I came home from...
Watford have signed winger Steven Berghuis from AZ Alkmaar as their summer overhaul continues.
Berghuis, who can play on either flank, has signed a four-year contract after moving for a reported £4.5 million fee.
He has represented Netherlands at under-21 and was called up to the senior squad for the first time last month.