Marketplace.tf sales:

Sale #1: $12.99 / $1.85 (https://manic.tf/keyprice/?at=2020-08-28) = 7.02 ~ 7 keys

unknown item history and unknown b/o

Item tracing:

Item 1: https://backpack.tf/item/1478281652

Sale #2: untraced/bulk

https://backpack.tf/profiles/76561198850274253#!/compare/1593388800/1595030400

https://backpack.tf/profiles/76561198155999450#!/compare/1591315200/1596844800

Sale #3: untraced/bulk

https://backpack.tf/profiles/76561198850274253#!/compare/1598486400/1598572800

https://backpack.tf/profiles/76561198876587459#!/compare/1598486400/1598918400

Item 2: https://backpack.tf/item/1315009422

Sale #4: untraced

https://backpack.tf/profiles/76561198113735314#!/compare/1585180800/1592352000 (missing)

https://backpack.tf/profiles/76561198877891430#!/compare/1592092800/1597536000

Item 3: https://backpack.tf/item/1148231865

Sale #5: untraced/bulk

https://backpack.tf/profiles/76561198037674114#!/compare/1592697600/1593907200

https://backpack.tf/profiles/76561198850178158#!/compare/1593734400/1593907200

Skipping trade between accounts (Quicksell.store bots)

Sale #6: untraced

https://backpack.tf/profiles/76561198850121720#!/compare/1598227200/1598313600

https://backpack.tf/profiles/76561198841279602#!/compare/1598313600/1598400000

Item 4: https://backpack.tf/item/913473157 (duped)

Sale #7: untraced/missing

https://backpack.tf/profiles/76561198027591041#!/compare/1598313600/1598486400

https://backpack.tf/profiles/76561198057902645#!/compare/1580860800/1598659200 (missing)

Sale #7: untraced/missing/bulk

https://backpack.tf/profiles/76561198057902645#!/compare/1598400000/1598659200 (missing)

https://backpack.tf/profiles/76561198876587459#!/compare/1598486400/1598918400 (bulk)

-----------------------------

Current listings: https://gyazo.com/6969e7f97144785edb3d5dbdac157377

Selling at 6.36 keys

Buying at highest 6 keys

Only 1 valid sale: 7 keys