Everton are said to be interested in snapping up Chris Smalling from Manchester United in January.
Everton and Wolves were both linked with Marcos Rojo in the summer.
Everton striker Richarlison had to come off during Marco Silva's side's last match.
Everton left-back Robinson was in line to feature against England for USA.
Porto's Primeira Liga champion has been linked with a move to either Everton or Newcastle United.
Everton stood firm over Ademola Lookman.
West Ham United midfielder Declan Rice still has not sorted out his contract, and he would be a smart signing for Everton.
Everton have been linked with three Porto players - Hector Herrera, Eder Militao and Yacine Brahimi.
Mina started his first match for Everton on Sunday as they drew 0-0 with Chelsea.
Everton's Gylfi Sigurdsson has enjoyed something of a renaissance under Marco Silva's management this season.