Resuggesting w mods advised range.

Item 1:

https://backpack.tf/item/10089107550

Sale 1: 39 keys

https://backpack.tf/profiles/76561198872027159#!/compare/1630627200/1630713600

https://backpack.tf/profiles/76561198263836417#!/compare/1630627200/1630713600

Sale 2: Untrace

https://backpack.tf/profiles/76561198872027159#!/compare/1630713600/1630972800

https://backpack.tf/profiles/76561198841279602#!/compare/1630627200/1630713600

Sale 3: 34 keys

https://backpack.tf/profiles/76561199112522018#!/compare/1633564800/1633651200

https://backpack.tf/profiles/76561198235210368#!/compare/1633478400/1633651200

Item 2:

https://backpack.tf/item/10016181893

Sale 4: Untrace

https://backpack.tf/profiles/76561199085116273#!/compare/1626998400/1627084800

https://backpack.tf/profiles/76561199024444191#!/compare/1626998400/1627084800

Sale 5: Untrace

https://backpack.tf/profiles/76561199024444191#!/compare/1628294400/1629072000

https://backpack.tf/profiles/76561198850121720#!/compare/1628985600/1629072000

Sale 6: Untrace

https://backpack.tf/profiles/76561198850121720#!/compare/1629676800/1629763200

https://backpack.tf/profiles/76561198835139127#!/compare/1629244800/1629849600

Sale 7: Untrace

https://backpack.tf/profiles/76561198835139127#!/compare/1629849600/1629936000

https://backpack.tf/profiles/76561199059840687#!/compare/1629849600/1629936000

Item 3:

https://backpack.tf/item/9394242500

Sale 8: 30 keys

https://backpack.tf/profiles/76561199125023878#!/compare/1631404800/1631491200

https://backpack.tf/profiles/76561198337734785#!/compare/1631404800/1631491200

Sale 9: 40 keys

https://backpack.tf/profiles/76561198180186261#!/compare/1631836800/1631923200

https://backpack.tf/profiles/76561199125023878#!/compare/1631750400/1631923200

Sale 10: 40 keys + 1 rec

https://backpack.tf/profiles/76561198180186261#!/compare/1632268800/1632355200

https://backpack.tf/profiles/76561198337734785#!/compare/1632355200/1632441600

Item 4:

https://backpack.tf/item/7957371432

Sale 11: Untrace / the amount of blown up accounts ive seen recently holy

https://backpack.tf/profiles/76561198127651650#!/compare/1633046400/1633478400

https://backpack.tf/profiles/76561198069183333#!/compare/1632960000/1633046400

Sale 12: Untrace / Gamblers

https://backpack.tf/profiles/76561198069183333#!/compare/1633132800/1633219200

https://backpack.tf/profiles/76561198198440035#!/compare/1633132800/1633219200

Sale 13: Bulk

https://backpack.tf/profiles/76561198198440035#!/compare/1633219200/1633305600

https://backpack.tf/profiles/76561198071200441#!/compare/1633219200/1633305600

Sale 14: Sold mine for 40 keys

https://backpack.tf/profiles/76561198071200441#!/compare/1633219200/1633305600

https://backpack.tf/profiles/76561199102407070#!/compare/1633219200/1633305600

https://imgur.com/a/CdSpKE7

Sales @ 30,34,39,40,40,40

Taking 34-40