It seems that none are being bought at 3.33, most are selling at 3 refined.

Classifides

http://backpack.tf/classifieds/search/950/6/0

Selling for 2.88 - AnnoyingZlatan

Selling for 3 ref - BigX

Selling for 3.22 ref - [NnR] Gannonator (has been up for 5 days)

Selling at 1 key:

http://www.tf2outpost.com/trade/10422859 - unsold

Selling at 3 refined:

http://www.tf2outpost.com/trade/10387825 - sold

http://bazaar.tf/trade/202971 - unsold

http://www.tf2outpost.com/trade/10426270 - sold

http://www.tf2outpost.com/trade/10425959 - unsold

http://www.tf2outpost.com/trade/10423836 - sold

http://www.tf2outpost.com/trade/10420119 - unsold

http://www.tf2outpost.com/trade/10417715 - sold

http://www.tf2outpost.com/trade/10413001 - sold

http://www.tf2outpost.com/trade/10413001 - sold

http://www.tf2outpost.com/trade/10400880 - sold

http://www.tf2outpost.com/trade/10399781 - sold

http://www.tf2outpost.com/trade/10397369 - sold

http://www.tf2outpost.com/trade/10389929 - unsold

Selling at 3.33:

http://www.tf2outpost.com/trade/10413703 - unsold

http://www.tf2outpost.com/trade/10422859 - unsold

http://www.tf2outpost.com/trade/10412205 - unsold, (user still has it in bp)

Selling at 2.66:

http://www.tf2outpost.com/trade/10426957 - unsold, new

Buyers

http://www.tf2outpost.com/trade/10417956 - 2.33

http://www.tf2outpost.com/trade/10395238- 2.33

http://www.tf2outpost.com/trade/10397512 - 2.33

http://www.tf2outpost.com/trade/10395675 - 2.44 (Has one in BP, assume has got one for his price)

http://www.tf2outpost.com/trade/10392246 - 1:1 with a 2.66-3 ref item

http://www.tf2outpost.com/trade/10391072 - 1:1 with a 2.66-3 ref item