| Date | Player | From | To | Type / Fee |
|---|---|---|---|---|
| Jul 5, 2017 | Alexandre Lacazette |  Lyon |  Arsenal | Transfer €53M |
| Jul 1, 2017 | Ainsley Maitland-Niles |  Arsenal Academy | Arsenal | Transfer |
| Jul 1, 2017 | Sead Kolasinac |  Schalke 04 | Arsenal | Free transfer |
| Jun 30, 2017 | Wojciech Szczesny |  Roma | Arsenal | End of loan |
| Jun 30, 2017 | Joel Campbell |  Sporting CP | Arsenal | End of loan |
| May 31, 2017 | Calum Chambers |  Middlesbrough | Arsenal | End of loan |
| May 31, 2017 | Chuba Akpom |  Brighton | Arsenal | End of loan |
| May 31, 2017 | Krystian Bielik |  Birmingham | Arsenal | End of loan |
| May 31, 2017 | Jack Wilshere |  Bournemouth | Arsenal | End of loan |
| Apr 5, 2017 | Matt Macey |  Luton | Arsenal | End of loan |
| Jan 31, 2017 | Matt Macey | Arsenal | Luton | Loan |
| Jan 31, 2017 | Krystian Bielik | Arsenal | Birmingham | Loan |
| Jan 30, 2017 | Chuba Akpom | Arsenal | Brighton | Loan |
| Aug 31, 2016 | Serge Gnabry | Arsenal |  Werder Bremen | Transfer €5M |
| Aug 31, 2016 | Jack Wilshere | Arsenal | Bournemouth | Loan €2.4M |
| Aug 30, 2016 | Lucas Perez |  Deportivo de A Coruna | Arsenal | Transfer €20M |
| Aug 30, 2016 | Calum Chambers | Arsenal | Middlesbrough | Loan |
| Aug 26, 2016 | Takuma Asano | Arsenal |  VfB Stuttgart | Loan |
| Aug 21, 2016 | Joel Campbell | Arsenal | Sporting CP | Loan |
| Jul 22, 2016 | Rob Holding |  Bolton | Arsenal | Transfer €3M |
| Jul 18, 2016 | Wellington Silva | Arsenal |  Fluminense | Transfer €3M |
| Jul 18, 2016 | Takuma Asano |  Sanfrecce Hiroshima | Arsenal | Transfer €4M |
| Jul 1, 2016 | Granit Xhaka |  Borussia Moenchengladbach | Arsenal | Transfer €45M |
| May 31, 2016 | Emiliano Martinez |  Wolverhampton | Arsenal | End of loan |
| May 31, 2016 | Chuba Akpom |  Hull | Arsenal | End of loan |
