History 1: https://backpack.tf/item/9299767460

21 keys:

https://backpack.tf/profiles/76561198079764636#!/compare/1608508800/1608595200

https://backpack.tf/profiles/76561198031394373#!/compare/1608595200/1608681600

History 2: https://backpack.tf/item/9029711975

20 keys 10 ref, rounds to 20 keys

https://backpack.tf/profiles/76561198191189053#!/compare/1603584000/1603843200

https://backpack.tf/profiles/76561197963500354#!/compare/1603756800/1603843200

Untraceable:

https://backpack.tf/profiles/76561197963500354#!/compare/1603843200/1603929600

https://backpack.tf/profiles/76561197974940984#!/compare/1603843200/1604966400

History 3: https://backpack.tf/item/8913375413

one tradeback (bot to owner)

Before it was unusualified

https://backpack.tf/profiles/76561198113755458#!/compare/1604534400/1604707200

Untraceable:

https://backpack.tf/profiles/76561199055274432#!/compare/1604620800/1604707200

https://backpack.tf/profiles/76561197995240233#!/compare/1603843200/1604880000

History 4: https://backpack.tf/item/7485986976

Marketplace.tf sale

Bulk:

https://backpack.tf/profiles/76561198075890408#!/compare/1607644800/1607731200

https://backpack.tf/profiles/76561198083134207#!/compare/1607558400/1607644800

History 5: https://backpack.tf/item/6343673295

Before it was unusualified:

https://backpack.tf/profiles/76561198829669573#!/compare/1603929600/1604016000

Deposited to Mannco.Store

History 6: https://backpack.tf/item/6275733868

looks like bulk for the Knifestorm Respectless Robo-Glove

https://backpack.tf/profiles/76561199081999690#!/compare/1604102400/1604275200

https://backpack.tf/profiles/76561199068665221#!/compare/1604188800/1604275200

bulk for the Knifestorm Magistrate's Mullet

https://backpack.tf/profiles/76561199068665221#!/compare/1604361600/1604448000

https://backpack.tf/profiles/76561198114402400#!/compare/1604361600/1604448000

Marketplace.tf sales: https://marketplace.tf/items/tf2/30842;5;u3039

November 4: $50/1.82=27.47 ~27 keys

November 9: $29.01/1.8=16.12 ~16 keys

Sales at 16, 20, 21, 27

Seller at 22 has been there for a month and seller at 24 has been there for a month too so 27 is an outlier

Taking 16-21