Item 1

https://backpack.tf/item/10865903145

Sale #1

Untraceable?-

Seller: https://backpack.tf/profiles/76561197977705860#!/compare/1695427200/1695859200

Buyer: https://backpack.tf/profiles/76561197972195151#!/compare/1695686400/1695859200

Sale #2

Untraceable?-

Seller: https://backpack.tf/profiles/76561197972195151#!/compare/1695686400/1695859200

Buyer: https://backpack.tf/profiles/76561199010398686#!/compare/1695168000/1697068800

Sale #3

Untraceable?-

Seller: https://backpack.tf/profiles/76561199010398686#!/compare/1699142400/1699315200

Buyer: https://backpack.tf/profiles/76561198094818081#!/compare/1699401600/1699488000

Sale #4

This sale doesn't exist given it was the mp.tf sale-

Seller: https://backpack.tf/profiles/76561198094818081#!/compare/1699228800/1699401600

Buyer: https://backpack.tf/profiles/76561198170043531#!/compare/1701043200/1701648000

Listing for Asking Price on MP.TF: https://next.backpack.tf/classifieds/snapshots/Severed%20Serration%20Patriot%20Peak/656c53697a2e64b335008853

MP.TF Sale #1

Sold for $499.99 on December 4, 2023

Average Key Price @ $1.77ish

499.99/1.77 = 282.48ish keys

https://backpack.tf/item/10865903145

https://marketplace.tf/items/tf2/30743;5;u191

Only sale @ 283

Rounding and taking 280 flat :3