The list included long-time Owls figures including the likes of Tom Lees, Kieren Westwood and Adam Reach and short-term flops including Elias Kachunga and Moses Odubajo.
Julian Börner and Andre Green left for fees and the loan terms of Jack Marriott and Izzy Brown were not renewed. The winds of change blew hard after a crushing relegation from the Championship.
So much water has flowed under the bridge since and without them Wednesday have launched into a promotion back to the second tier at the first attempt.
But how are the 16 departed Owls doing since that whirlwind summer?
Via shock moves abroad, a humiliating release, probable titles wins and injury woes, here’s a full run-through guide.
17. Andre Green
A real success story, Green left for pastures new for a small fee in August to sign for Slovan Bratislava in Slovakia. Has achieved fan favourite status quickly, bagging 10 goals in 28 matches. His side are top of the top tier by seven points having lost only once. He is bang in form, too, and four goal contributions in his last three matches. Photo: YouTube