https://backpack.tf/profiles/76561198397597047#!/compare/1577232000/1578873600

https://backpack.tf/profiles/76561198311498888#!/compare/1578787200/1578873600

Quicksell to stn.tf

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https://backpack.tf/profiles/76561198311498888#!/compare/1579996800/1580083200

https://backpack.tf/profiles/76561198158748076#!/compare/1579737600/1580083200

Untraceable sell from stn.tf

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https://backpack.tf/profiles/76561198158748076#!/compare/1580774400/1580860800

https://backpack.tf/profiles/76561197991111981#!/compare/1580774400/1580860800

Bulk

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https://marketplace.tf/items/tf2/30004;5;u57

Dec 25 - $50.77 = 29 keys https://backpack.tf/item/2200893617

I think it's this one for these next 2 sales https://backpack.tf/item/2347407405

QS for $28.56

Jan 22 $55.56 = 31 keys

No buyouts found

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Sellers

two for 25 keys

https://gyazo.com/1fb4e6f91efb2b554ae2558a74f0bcdc

both relatively new listings but both have had them longer

most likely undercutting each other

anyways, going to go with 25-31 to account for the sellers, lets see what happens