Item 1

https://backpack.tf/item/12598709255

Sale 1

https://backpack.tf/profiles/76561198363534909#!/compare/1678752000/1678838400

https://backpack.tf/profiles/76561198799175500#!/compare/1678752000/1678838400

Can't say for certain

Sale 2

https://backpack.tf/profiles/76561198799175500#!/compare/1678838400/1679011200

https://backpack.tf/profiles/76561199110809353#!/compare/1678924800/1679011200

No clue

Sale 3

https://backpack.tf/profiles/76561199110809353#!/compare/1679011200/1679097600

https://backpack.tf/profiles/76561198354459626#!/compare/1678924800/1679011200

No clue

Sale 4

Covering mp.tf at the end

Item 2

https://backpack.tf/item/12519612665

Sale 5

https://backpack.tf/profiles/76561199072654974#!/compare/1679011200/1679097600

https://backpack.tf/profiles/76561198337734785#!/compare/1678924800/1679097600

No clue

Item 3

https://backpack.tf/item/9132810256

Sale 6

Transfer between quicksell.store bots

Sale 7

https://backpack.tf/profiles/76561198850121720#!/compare/1677542400/1677628800

https://backpack.tf/profiles/76561198130628096#!/compare/1677110400/1677628800

Doesn't show on seller side

Sale 8

https://backpack.tf/profiles/76561198130628096#!/compare/1677628800/1677715200

https://backpack.tf/profiles/76561198265019348#!/compare/1676851200/1677715200

No clue

Sale 9

https://backpack.tf/profiles/76561198265019348#!/compare/1677715200/1678233600

https://backpack.tf/profiles/76561199161916038#!/compare/1677888000/1678233600

Doesn't show on buyer side

Sale 10

https://backpack.tf/profiles/76561199161916038#!/compare/1677628800/1677715200

https://backpack.tf/profiles/76561198867708045#!/compare/1677715200/1678406400

Untrace?

Sale 11

https://backpack.tf/profiles/76561198867708045#!/compare/1677715200/1678406400

https://backpack.tf/profiles/76561199014342034#!/compare/1677283200/1677801600

Untrace on seller side

Sale 12

https://backpack.tf/profiles/76561199014342034#!/compare/1677801600/1678233600

https://backpack.tf/profiles/76561199102407070#!/compare/1677974400/1678060800

No clue

Item 4

https://backpack.tf/item/6526244077

Sale 13

https://backpack.tf/profiles/76561198160360350#!/compare/1681084800/1681344000

https://backpack.tf/profiles/76561199111073161#!/compare/1680998400/1681084800

Can only match 2 keys

Mp.tf

https://marketplace.tf/items/tf2/30307;5;u7

$30.33 / $2.05 = ~15 keys

Only sale is 15 keys, current sellers round to that amt anyways

Taking 15 keys c: