Selling:

http://www.tf2outpost.com/trade/28219406 - b/o: 12 keys (4 days)

http://www.tf2outpost.com/trade/28177787 - b/o: 15 keys (2 weeks)

Sold:

http://backpack.tf/profiles/76561198167888146#!/compare/1463011200/1463097600 - sold with sweets for Strange Specialized Killstreak Festive Ambassador + Strange Lady Killer = 6 keys (low)

http://www.tf2outpost.com/trade/28217138

http://backpack.tf/profiles/76561198042014532#!/compare/1464652800/1464739200 - sold for 10 keys (quicksold)

http://backpack.tf/profiles/76561198280361310#!/compare/1464652800/1464825600 - sold for 9 keys (quicksold)

http://backpack.tf/profiles/76561198167895591#!/compare/1461715200/1461801600 - sold for Strange Specialized Killstreak Festive Rocket Launcher = 16 keys (outlier)

http://www.tf2outpost.com/trade/27786550

http://backpack.tf/profiles/76561198081964518#!/compare/1459900800/1459987200 - sold for Circling TF Logo Nanobalaclava + sweets = 13 keys b/o