Lasse Schone's equaliser secured a point for Ajax as they held Paris St Germain to a 1-1 Champions League draw.
John Guidetti wants to prove himself at Celtic after claiming he received interest from several clubs across Europe.
Manchester United have completed the signing of Daley Blind from Ajax for £14million.
Feyenoord have reached an agreement to sign goalkeeper Kenneth Vermeer from arch rivals Ajax on a four-year-deal.
PSV Eindhoven maintained their 100 per cent start to the new Eredivisie season but reigning champions Ajax lost again.
Manchester United have begun talks with Daley Blind after agreeing a fee with Ajax.
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