Late counter to the previous accepted suggestion...

Sellers :

http://www.tf2outpost.com/trade/28021797 - 4,33 ref

http://www.tf2outpost.com/trade/28022533 - 4,33 ref

http://www.tf2outpost.com/trade/28020707 - 4,33 ref

http://www.tf2outpost.com/trade/28017757 - 4,33 ref

Unsolds :

http://www.tf2outpost.com/trade/28011788 - 4,33 ref (1 day)

http://www.tf2outpost.com/trade/27941623 - 4,33 ref

Sales :

http://imgur.com/a/zfQ1Z - 3 x 4,66 ref (Credits to Pikachu Soldier! ⚡ | Swag 9,000+ - http://backpack.tf/u/76561198116720890 )

http://www.tf2outpost.com/trade/28003470 - 4,77 ref (Has 2 in bp but if you check history this one is sold)

http://www.tf2outpost.com/trade/28006532 - 5 ref

http://www.tf2outpost.com/trade/28010024 - 5 ref (Has 2 in bp but if you check history this one is sold)

Conclusion :

Despite the buyers at 4,33 ref there are still sellers at 4,33 ref. SCM supports.