This list, compiled by football transfer market experts at transfermarkt.co.uk, shows the club’s record departures including add-ons and would place a £7m total fee for Joao as the second-highest ever received by the Owls. But who is number one? Take a look.
5. 15) Jack Hunt - £1.53m
Jack Hunt spent two season with Wednesday, moving on to Bristol City before last season for £1.53m. (transfermarkt.co.uk) Photo: Mike Hewitt
6. 14) Patrick Blondeau - £1.62m
Unsettled Frenchman Patrick Blondeau returned home to Bordeaux for £1.62m after just eight matches. (transfermarkt.co.uk) Photo: Stu Forster
7. 13) Andy Sinton - £1.64m
Winger Andy Sinton jumped ship to Spurs for £1.64m in early 1996. (transfermarkt.co.uk) Photo: Clive Brunskill
8. 12) Michail Antonio - £1.7m
Following an injury the previous season, Antonio was sold to Nottingham Forest ahead of the 14/15 season and hasn't looked back. (transfermarkt.co.uk) Photo: Jan Kruger