https://marketplace.tf/items/tf2/463;5;u3055

https://backpack.tf/item/9661497890

https://backpack.tf/item/1020819033

May 27: $149.99/2=75 keys

June 29: $149.99/1.88=79.78 ~80 keys

History 3: https://backpack.tf/item/9693779217

Untraceable:

https://backpack.tf/profiles/76561198045929109#!/compare/1621123200/1623369600

https://backpack.tf/profiles/76561198204215085#!/compare/1622764800/1622851200

10 keys + Conga (~2 keys) + Duped Spelled Blizzardy Storm Galvanized Gibus:

https://backpack.tf/profiles/76561198204215085#!/compare/1623542400/1623628800

https://backpack.tf/profiles/76561198843683108#!/compare/1623542400/1623628800

the seller re-sold the Gibus for 50 keys:

https://backpack.tf/profiles/76561198204215085#!/compare/1627171200/1627257600

50+10+2=62 keys, no buyout

History 4: https://backpack.tf/item/2163712869

Quicksell.Store dump:

https://backpack.tf/profiles/76561198232041512#!/compare/1623715200/1623801600

https://backpack.tf/profiles/76561199085116273#!/compare/1623715200/1623801600

Bulk:

https://backpack.tf/profiles/76561199085116273#!/compare/1623801600/1623888000

https://backpack.tf/profiles/76561198046609186#!/compare/1623369600/1623974400

Taking 62-80 keys here

seller at 75 just appeared https://backpack.tf/item/6552827373

will keep an eye on it

(credit to Estel) dumped to a bot for 44 keys https://imgur.com/WUgFa6g

will try and find the history when the inventories reload