AZ Alkmaar climbed up to fourth in the Eredivisie after beating Heracles 6-2 to maintain their perfect start to 2016.
FC Twente came from behind to beat 10-man Heerenveen 3-1 in the Eredivisie on Saturday, as AZ and Heracles also won.
PSV Eindhoven cut the gap on Eredivisie leaders Ajax to a single point with a 3-1 win at Excelsior.
PSV closed the gap to Ajax at the top with a 4-2 win over Twente, while AZ Alkmaar beat Feyenoord on Sunday in Eredivisie.
Ajax extended their gap at the top of the Eredivisie with a narrow 1-0 victory at home to Vitesse on Saturday.
FC Twente have been banned from European competition and threatened to have their playing licence permanently revoked.
PSV missed the chance to close the gap on Ajax at the top of the Eredivisie as they drew 1-1 at home to Roda JC.
Ajax put five past Heerenveen while PSV Eindhoven moved into second place in the Eredivisie with victory at Vitesse.
Michiel Kramer scored a hat-trick as Feyenoord won the Rotterdam derby 4-2 at Excelsior to move level with leaders Ajax,
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Heracles missed the chance to close the gap on Eredivisie leaders Ajax as they conceded a 90th-minute equaliser at PEC Zwolle.
Feyenoord lost ground in the Eredivisie title race after a shock 1-0 loss against ADO Den Haag.
PSV Eindhoven and Heracles maintained their pressure on the Eredivisie's top two with late away wins on Saturday.
FC Twente's Hakim Ziyech scored a well-taken goal against PSV, but the Moroccan could work on his celebration skills...
Gaston Pereiro was PSV Eindhoven hero as he scored twice in a 2-1 win against previously-unbeaten Eredivisie leaders Ajax.
Feyenoord moved up to second in the Eredivisie with a 2-0 victory over PEC Zwolle while FC Twente ended their winless start.
Heracles Almelo moved to the top of the Dutch league with a 2-1 win over champions PSV Eindhoven at the Polman Stadion on Saturday.
There were wins for Ajax and Feyenoord in the Eredivisie on Sunday, while FC Twente slipped to defeat.
Michael de Leeuw rescued a point for Groningen in a 1-1 draw with Twente in the Eredivisie on Wednesday, as NEC beat Excelsior 1-0.
Dutch club FC Twente have signed teenage striker Thomas Agyepong from Manchester City on loan.