I do own one, but it is duped.

http://www.tf2outpost.com/trade/19908529

http://backpack.tf/profiles/76561198079967805?time=1400569200 - added a bud for duped veil

http://www.tf2outpost.com/trade/19894134 - bought for a lvl 63 max http://www.tf2outpost.com/item/440,2609677230,229,5

~ 3 buds

http://www.tf2outpost.com/trade/19306181 - 38 keys

~ 2.3 buds (DUPED)

http://backpack.tf/profiles/76561198047396435?time=1402038000

http://backpack.tf/profiles/76561198047396435?time=1402124400

- added 4-5 keys (see below) for a Phos Snaggle

http://backpack.tf/profiles/76561198038978118?time=1402124400

http://backpack.tf/profiles/76561198038978118?time=1402038000

~ 3.3 buds

http://www.tf2outpost.com/trade/20117158 - Smoking Jefe, S. Prof Kunai and S. Killstreak Degreaser (~ 7 keys)

~ 2 buds (DUPED, outlier)

http://www.tf2outpost.com/trade/18751950 - KaW HWNN

~ 3.4 buds (DUPED)

http://www.tf2outpost.com/trade/19811486 - added sweets for a DP Swagman's Swatter

http://backpack.tf/profiles/76561198061829073?time=1400310000

http://backpack.tf/profiles/76561198061829073?time=1400223600

Sweets are: (S. Bushwacka, Last Breath, S. Degreaser, S. Flare Gun, SF Jarate)

~ 3.3 buds

http://www.tf2outpost.com/trade/19573928 - 60 keys

~ 3.4 buds (DUPED)

Sales: 2, 2.3 3, 3.3, 3.3, 3.4, 3.4

There are two clean buyouts for 3, so I'll just leave it at 3