History 1: https://backpack.tf/item/9651147083

https://marketplace.tf/items/tf2/1174;5;u3052

May 28: $95/2=47.5 ~48 keys, no buyout

Untraceable:

https://backpack.tf/profiles/76561198795704293#!/compare/1622592000/1623715200

https://backpack.tf/profiles/76561198126234370#!/compare/1622505600/1622678400

Sold to a bot, 26 keys match:

https://backpack.tf/profiles/76561198126234370#!/compare/1622678400/1622937600

https://backpack.tf/profiles/76561199059160806#!/compare/1622851200/1622937600

Untraceable:

https://backpack.tf/profiles/76561199059160806#!/compare/1625097600/1625184000

https://backpack.tf/profiles/76561198066584218#!/compare/1624924800/1625184000

Untraceable:

https://backpack.tf/profiles/76561198066584218#!/compare/1625184000/1625356800

https://backpack.tf/profiles/76561198040186479#!/compare/1625097600/1625184000

History 2: https://backpack.tf/item/9635324152

https://marketplace.tf/items/tf2/1174;5;u3052

July 20: $65/1.81=35.91 ~36 keys

Buyout was 34, capping at that https://gladiator.tf/listings/60ba31fcd50ece8c76af475c

History 3: https://backpack.tf/item/7458568163

30 keys:

https://backpack.tf/profiles/76561197991477148#!/compare/1620864000/1620950400

https://backpack.tf/profiles/76561197963500354#!/compare/1620864000/1620950400

Unsolds:

35 keys, 5 days https://backpack.tf/item/7458568163

36 keys, 1 month https://backpack.tf/item/9651147083

Sales at 26, 30, 34, 48

26 was a qs and is buy order price so excluding. Excluding 48 since the seller at 36 has been there for a month

Taking 30-34 with an outlier on each end