West Ham's slide towards relegation deepened after a dramatic late collapse handed Nottingham Forest a crucial 2–1 victory, decided by a VAR-awarded Morgan Gibbs-White penalty in the closing minutes.
West Ham have strengthened their attacking options by completing the signing of Argentina international Taty Castellanos from Lazio, with the forward arriving in a deal worth 25.2 million pounds.
Nuno Espirito Santo described West Ham's 3-0 defeat to Wolves as the worst loss of his managerial career after a damaging result that left his side four points from safety in the Premier League relegation battle.
Manchester City moved to the top of the Premier League with a comfortable win over West Ham on Saturday, before Liverpool beat Tottenham on the road.
Out-of-sorts Germany international striker Niclas Fullkrug is desperate to leave West Ham in the January transfer window, according to reports, but not to another Premier League club amid reported interest from Fulham.
Everton were forced to settle for a 1-1 draw with West Ham on Monday night as Jarrod Bowen struck to deny David Moyes' side a home win in Nuno Espirito Santo's first match in charge of the Hammers.