Item 1

https://backpack.tf/item/12710842320

Sale 1

https://backpack.tf/profiles/76561199304129838#!/compare/1678838400/1680048000

https://backpack.tf/profiles/76561199072654974#!/compare/1679356800/1679443200

No clue

Item 2

https://backpack.tf/item/12386231946

Sale 2

https://backpack.tf/profiles/76561199102407070#!/compare/1678406400/1678492800

https://backpack.tf/profiles/76561198259995540#!/compare/1678320000/1678492800

Can't match any keys

Sale 3

https://backpack.tf/profiles/76561198259995540#!/compare/1678492800/1678579200

https://backpack.tf/profiles/76561199389372563#!/compare/1678579200/1678665600

No clue

Sale 4

https://backpack.tf/profiles/76561199389372563#!/compare/1679184000/1679270400

https://backpack.tf/profiles/76561199116178047#!/compare/1679184000/1679270400

No clue

Sale 5

https://backpack.tf/profiles/76561199116178047#!/compare/1679443200/1679529600

https://backpack.tf/profiles/76561199249801699#!/compare/1677542400/1679875200

No clue

Everything else in this history is more or less gambling

Item 3

https://backpack.tf/item/11887118078

Sale 6

Covering mp.tf at the end

Sale 7

https://backpack.tf/profiles/76561199101376092#!/compare/1678838400/1679097600

https://backpack.tf/profiles/76561198284111912#!/compare/1678924800/1679097600

Can't find buyer compares

Sale 8

https://backpack.tf/profiles/76561198284111912#!/compare/1678924800/1679097600

https://backpack.tf/profiles/76561199026390261#!/compare/1679184000/1679270400

Can't trace it on seller side

Sale 9

https://backpack.tf/profiles/76561199026390261#!/compare/1680220800/1680393600

https://backpack.tf/profiles/76561198267589362#!/compare/1678838400/1680652800

Can't say for certain...

Item 4

https://backpack.tf/item/453099371

Sale 10

https://backpack.tf/profiles/76561198453530349#!/compare/1678406400/1678492800

https://backpack.tf/profiles/76561198259995540#!/compare/1678320000/1678492800

No clue

Sale 11

https://backpack.tf/profiles/76561198259995540#!/compare/1678579200/1680652800

https://backpack.tf/profiles/76561199072654974#!/compare/1678579200/1678665600

No clue

Sale 12

https://backpack.tf/profiles/76561199072654974#!/compare/1679184000/1679270400

https://backpack.tf/profiles/76561198145331385#!/compare/1678924800/1679356800

No clue

Sale 13

https://backpack.tf/profiles/76561198145331385#!/compare/1679443200/1679529600

https://backpack.tf/profiles/76561198092129746#!/compare/1679443200/1679529600

No clue

Sale 14

https://backpack.tf/profiles/76561198092129746#!/compare/1679529600/1679788800

https://backpack.tf/profiles/76561199161916038#!/compare/1679529600/1679616000

No clue

Sale 15

https://backpack.tf/profiles/76561199161916038#!/compare/1679616000/1679702400

https://backpack.tf/profiles/76561198310947290#!/compare/1679616000/1679702400

No clue

Sale 16

https://backpack.tf/profiles/76561198310947290#!/compare/1680480000/1680652800

https://backpack.tf/profiles/76561198377165880#!/compare/1680566400/1680652800

Can match 95 keys on buyer side

Item 5

https://backpack.tf/item/281109419

Sale 17

https://backpack.tf/profiles/76561198050376803#!/compare/1680739200/1681948800

https://backpack.tf/profiles/76561197993659864#!/compare/1676937600/1682035200

Untrace?

Sale 18

https://backpack.tf/profiles/76561197993659864#!/compare/1676937600/1682035200

https://backpack.tf/profiles/76561197991069005#!/compare/1679961600/1682640000

Untrace?

Item 6

https://backpack.tf/item/261081334

This is more or less gambling

Mp.tf

https://marketplace.tf/items/tf2/139;5;u17

$214.99 / $2.05 = ~105 keys

Total Sales

95, 105

95 is below buyers

Taking 105 keys?