Item 1

https://backpack.tf/item/12252428834

Sale 1

https://backpack.tf/profiles/76561198054270952#!/compare/1697760000/1697846400

https://backpack.tf/profiles/76561198100488691#!/compare/1697760000/1697846400

Can only match 10 keys, seems incomplete

Sale 2

https://backpack.tf/profiles/76561198100488691#!/compare/1703289600/1705104000

https://backpack.tf/profiles/76561198113190503#!/compare/1705017600/1705104000

No clue

Sale 3

https://backpack.tf/profiles/76561198113190503#!/compare/1705190400/1705276800

https://backpack.tf/profiles/76561198097499917#!/compare/1705190400/1705276800

16 keys

Item 2

https://backpack.tf/item/12248949756

Sale 4

https://backpack.tf/profiles/76561198090829296#!/compare/1702080000/1702166400

https://backpack.tf/profiles/76561199161916038#!/compare/1702080000/1702166400

No clue

Skipping over gambling...

Sale 5

https://backpack.tf/profiles/76561199245733895#!/compare/1702339200/1702425600

https://backpack.tf/profiles/76561199206800139#!/compare/1702425600/1702512000

No clue

Item 3

https://backpack.tf/item/12246648375

Sale 6

https://backpack.tf/profiles/76561199029642545#!/compare/1699488000/1699660800

https://backpack.tf/profiles/76561198037457509#!/compare/1699488000/1699574400

No clue

Sale 7

https://backpack.tf/profiles/76561198037457509#!/compare/1699488000/1699574400

https://backpack.tf/profiles/76561198349845226#!/compare/1699401600/1699833600

Probably added for a Orbiting Planets Hat With No Name?, a 1 for 1 seems low

Item 4

https://backpack.tf/item/12184772975

Sale 8

https://backpack.tf/profiles/76561198114556179#!/compare/1698192000/1698278400

https://backpack.tf/profiles/76561199003541564#!/compare/1698192000/1698278400

15 keys

Sale 9

https://backpack.tf/profiles/76561199003541564#!/compare/1699488000/1699574400

https://backpack.tf/profiles/76561198824204231#!/compare/1699488000/1699574400

Bulk for a Hot Specialized Killstreak Quack Canvassed Rocket Launcher (Field-Tested)

Sale 10

https://backpack.tf/profiles/76561198824204231#!/compare/1699574400/1699660800

https://backpack.tf/profiles/76561198874905974#!/compare/1699574400/1699660800

Bulky

Total Sales

15, 16

https://imgur.com/a/Pt0v2Ql

Taking 15 - 16 keys c:

Unsolds:

https://backpack.tf/item/12246648375 - 20

https://backpack.tf/item/12253364882 - ~20.5

https://backpack.tf/item/12184772975 - 21