4 on Outpost: http://www.tf2outpost.com/search/77967381

All 4 listed below:

http://www.tf2outpost.com/trade/8478994 5 days old, 1.33 ref buyout

- 1 offer of 1 ref made 6 hours ago

http://www.tf2outpost.com/trade/8604291 3 hours old, 1 ref buyout

- no offers

http://www.tf2outpost.com/trade/8269389 2 weeks old, 1 key buyout

- painted "Pink as Hell"

- no offers

http://www.tf2outpost.com/trade/8543250 2 days old, 1.33 ref buyout

- painted "Aged Moustache Grey"

- no offers

Though only one of the four has offers, it is likely because one is 3 hours old and the other two are painted. Buyers tend to ignore painted hats for some reason.