Item 1

https://backpack.tf/item/9346728954

Sale #1

Untraceable-

Seller: https://backpack.tf/profiles/76561199161916038#!/compare/1686355200/1686441600

Buyer: https://backpack.tf/profiles/76561199201937808#!/compare/1686268800/1686355200

Sale #2

Bulk transfer-

Seller: https://backpack.tf/profiles/76561199201937808#!/compare/1688169600/1688342400

Buyer: https://backpack.tf/profiles/76561199379440416#!/compare/1682294400/1688428800

Sale #3

Bulk transfer-

Seller: https://backpack.tf/profiles/76561199379440416#!/compare/1688428800/1688947200

Buyer: https://backpack.tf/profiles/76561199099521803#!/compare/1688688000/1688860800

Item 2

https://backpack.tf/item/6435040414

Whole history looks gambled from the people that are seen involved in it, not worth taking a look at

Marketplace.tf Sales

https://marketplace.tf/items/tf2/1110;5;u3051

MP.TF Sale #1

Sold for $30.99 on July 29, 2023

Average Key Price @ $1.95

30.99/1.95 = 15.89ish keys

MP.TF Sale #2

Sold for $34.99 on August 27, 2023

Average Key Price @ $1.99ish

34.99/1.99 = 17.58ish keys

MP.TF Sale #3

Sold for $39.99 on August 31, 2023

Average Key Price @ $2ish

39.99/2 = 19.99ish keys

Sales @ 16, 18, 20

Taking 16-20 here