Per the suggestion of grudnik here, I have decided to create a list of transfers that have occurred already, as well as a spot for people to discuss rumors and other deals. Here is a current list of what has occurred officially during the spring/summer (links where possible).

Kirchoff and Götze to Bayern, Peterson from Bayern to Werder Bremen (obviously).

Carlos Tevez from Manchester City to Juventus for £12m.

Isco from Malaga to Real Madrid for €30m.

Arshavin from Arsenal to Zenit St. Petersburg on a free.

Andy Carroll from Liverpool to West Ham on an undiclosed fee.

Hueng-Min Son from Hamburg to Bayer Leverkusen for €10m.

Sokratis from Werder Bremen to Borussia Dortmund.

Simon Mignolet from Sunderland to Liverpool for €9m.

Leonardo Bittencourt from Borussia Dortmund to Hannover 96.

Santana from Borussia Dortmund to Schalke 04 for €1m.

The above are just some of the most notable deals that have occurred so far. For a list of every official transfer, click here.