Item 1

https://backpack.tf/item/7159739974

Sale 1

Transfer between qs.store bots

Sale 2

https://backpack.tf/profiles/76561199084784906#!/compare/1687910400/1687996800

https://backpack.tf/profiles/76561199052739261#!/compare/1687996800/1688083200

Can't say for sure

Item 2

https://backpack.tf/item/4441473796

Sale 3

https://backpack.tf/profiles/76561198841279602#!/compare/1692316800/1692403200

https://backpack.tf/profiles/76561199157328830#!/compare/1692230400/1692662400

Can't match any keys

Item 3 & Item 4

https://backpack.tf/item/4263204034

https://backpack.tf/item/4260908677

Both these histories are just tradeit.gg stuff

Mp.tf

https://marketplace.tf/items/tf2/30672;5;u3001

$14.99 / $1.98 = ~7.5 keys (Jun 12)

$14.99 / $2.00 = ~7.5 keys (Jun 26)

2 @ $14.99 / $1.95 = ~7.5 keys (Jul 31)

$14.99 / $1.96 = ~7.5 keys (Aug 2)

$14.99 / $1.98 = ~7.5 keys (Aug 4)

$14.99 / $2.00 = ~7.5 keys (Aug 6)

$14.99 / $2.01 = ~7.5 keys (Aug 11)

$14.99 / $2.01 = ~7.5 keys (Aug 30)

Total Sales

9x 7.5

https://imgur.com/a/ot7oGfG

Taking 7.5 keys c: