In
| Player | Team | Date | Fee |
|---|---|---|---|
| Jermaine Beckford | Free agent | 31 May 2010 | Free |
| Joao Silva | Aves | 9 June 2010 | £500,000 |
| Magaye Gueye | Strasbourg | 30 June 2010 | £900,000 |
| Jan Mucha | Legia Warsaw | 1 July 2010 | Free |
| Johan Hammar | Malmo | 1 July 2010 | Undisclosed |
| Araz Abdullayev | Neftchi Baku | 7 January 2011 | Undisclosed |
| Eric Dier | Sporting Lisbon | 21 January 2011 | Loan to end of the season (extended to end of the 2011/12 season) |
| Apostolos Vellios | Iraklis | 31 January 2011 | £250,000 |
| Mason Springthorpe | Shrewsbury Town | 14 February 2011 | £125,000 |
| Total (initial fees only): | £1,775,000 | ||
- Jermaine Beckford (Free agent) – Leeds United cancelled Jermaine Beckford's contract on 28th May 2010.
- Jan Mucha (Legia Warsaw) – Deal agreed on 21st January 2010.
- Johan Hammar (Malmo) – Deal agreed on 27th February 2010.
- Araz Abdullayev (Neftchi Baku) – Deal agreed on 23rd September 2010.
Out
| Player | Team | Date | Fee |
|---|---|---|---|
| Ryan Watson | Wigan Athletic | July 2010 | Undisclosed |
| Anton Peterlin | Released | 1 July 2010 | |
| Carlo Nash | Released | 1 July 2010 | |
| Cody Arnoux | Released | 1 July 2010 | |
| Dan Gosling | Released | 1 July 2010 | |
| James McCarten | Released | 1 July 2010 | |
| Moses Barnett | Released | 1 July 2010 | |
| John Ruddy | Norwich City | 5 July 2010 | £250,000 |
| Lukas Jutkiewicz | Coventry City | 26 July 2010 | Undisclosed |
| Iain Turner | Coventry City | 14 August 2010 | 1-month loan |
| Joseph Yobo | Fenerbahce | 31 August 2010 | Season-long loan |
| James Hall | Released | September 2010 | |
| James Vaughan | Crystal Palace | 8 September 2010 | 3-month loan |
| Aristote Nsiala | Macclesfield Town | 8 October 2010 | 1-month loan (extended to 3 months) |
| James Wallace | Bury | 26 November 2010 | 1-month loan |
| Kieran Agard | Peterborough United | 6 January 2011 | Loan to end of the season [recalled] |
| Araz Abdullayev | Neftchi Baku | 7 January 2011 | Loan to end of the season |
| Zac Thompson | Leeds United | 11 January 2011 | Free |
| Yakubu | Leicester City | 13 January 2011 | Loan to end of the season |
| Steven Pienaar | Tottenham Hotspur | 18 January 2011 | £3,000,000 |
| James Vaughan | Crystal Palace | 26 January 2011 | Loan to end of the season |
| Joao Silva | Uniao Leiria | 31 January 2011 | Loan to end of the season |
| Kieran Agard | Kilmarnock | 31 January 2011 | Loan to end of the season |
| Iain Turner | Preston North End | 10 February 2011 | Loan to end of the season |
| James Wallace | Stockport County | 19 February 2011 | 1-month loan (extended to end of the season) |
| Hope Akpan | Hull City | 17 March 2011 | Loan to end of the season |
| Shane Duffy | Burnley | 24 March 2011 | 28-day loan |
| Total (initial fees only): | £3,250,000 | ||
- Anton Peterlin (Released) – Eventually joined Plymouth Argyle on 28th July 2010.
- Carlo Nash (Released) – Eventually joined Stoke City on 13th July 2010.
- Cody Arnoux (Released) – Eventually joined Vancouver Whitecaps on 18th August 2010.
- Dan Gosling (Released) – Eventually joined Newcastle United on 22nd July 2010.
- James McCarten (Released) – Eventually joined Aberystwyth Town in August 2010.
- Moses Barnett (Released) – Eventually joined Aberystwyth Town ahead of the 2011/12 season.
- James Hall (Released) – Eventually retired in 2011 due to injury problems. Came out of retirement and joined Meralco Manila in April 2017.
- Kieran Agard (Peterborough United) – Kieran Agard's loan spell at Peterborough United was cut short in January 2011 due to Agard not being part of Peterborough's plan following manager Gary Johnson's departure.
| Income | £3,250,000 |
| Expenditure | £1,775,000 |
| Net Spend | -£1,475,000 |