Snodgrass joined the Hammers in the January transfer window but was sent out on loan to Aston Villa.
The 22-year-old leaves north London after six years on the Gunners' books.
Spanaird refuses to rule out a summer exit after admitting that last season he didn't play as much as he wanted.
Czech defender Kalas signs new four-year contract before heading back to Craven Cottage.
Kevin Stewart moves in opposition direction, joining Hull for a reported £8m.
Reds set to sanction latest midfielder exit after Lucas Leiva's move to Lazio.
Tigers have been slow to add to their squad following top-flight relegation and managerial change.
Academy graduate right-back will spend the whole 2017-18 campaign at the KCOM Stadium.
Hull City midfielder available for reduced fee after the Tigers' relegation to the Championship.
Robertson is wanted by Liverpool, Newcastle United, Burnley and West Ham United.
Foxes will pay £17m to Hull for 24-year-old centre-back.
Sought-after Portuguese boss joins the Hornets just days after leaving relegated Hull City.
Hull were one of the three clubs to be relegated from the Premier League this season.
Tottenham will finish the season in second spot.
Kyle Walker will be assessed on Saturday to determine his availability following an ankle injury.
Relegated Tigers confirm key trio to be sidelined for final game of the season at the KCOM Stadium.
Marco Silva's side join Middlesbrough and Sunderland in dropping down to the Championship.
Crystal Palace and Hull City to make do without resurgent duo for final two matches of relegation battle.
Markovic has heaped praise on Marco Silva, says he enjoys playing under Hull City manager.
Manchester have gone four league games without a win.
Tottenham and Leicester also in action during the 3pm kick-offs.
Hammers will welcome back Mark Noble on Saturday as they seek to end five-game winless run at Hull.