Sale 1:

Sold for 10 keys

https://backpack.tf/profiles/76561198854496201#!/compare/1749427200/1749513600 - Near ID: 15819991223

https://backpack.tf/profiles/76561198021055079#!/compare/1749340800/1749513600

https://backpack.tf/item/15401305092

= 10 keys

Sale 2:

Sold for 10 keys

https://backpack.tf/profiles/76561198854496201#!/compare/1749427200/1749513600 - Near ID: 15819982468

https://backpack.tf/profiles/76561198311498888#!/compare/1749340800/1749427200

https://backpack.tf/item/7432602034

= 10 keys

Other Sales:

#1

https://backpack.tf/profiles/76561199111073161#!/compare/1741824000/1741910400

https://backpack.tf/profiles/76561198854496201#!/compare/1741737600/1742428800

https://backpack.tf/item/7432602034

Untraceable

#2

https://backpack.tf/profiles/76561199017959799#!/compare/1745884800/1745971200

https://backpack.tf/profiles/76561198271982126#!/compare/1745971200/1746057600

https://backpack.tf/item/5736676408

Gambled or bulk

#3

https://backpack.tf/profiles/76561198271982126#!/compare/1746057600/1746144000

https://backpack.tf/profiles/76561197962821756#!/compare/1746144000/1746230400

https://backpack.tf/item/5736676408

Probably gambled again

#4

https://backpack.tf/profiles/76561197962821756#!/compare/1746316800/1746403200

https://backpack.tf/profiles/76561198019893874#!/compare/1746144000/1746403200

https://backpack.tf/item/5736676408

Gambled

#5

https://backpack.tf/profiles/76561198019893874#!/compare/1746835200/1746921600

https://backpack.tf/profiles/76561198083595774#!/compare/1741478400/1746921600

https://backpack.tf/item/5736676408

Untraceable

#6

https://backpack.tf/profiles/76561198083595774#!/compare/1746921600/1747008000

https://backpack.tf/profiles/76561198061836787#!/compare/1746921600/1747008000

https://backpack.tf/item/5736676408

Untraceable, most likely sold for 10 keys, given their buy order.

Sellers/Buyers:

https://i.imgur.com/Fqgd5ca.png

https://backpack.tf/item/3409388309 - ~12 keys

https://backpack.tf/item/8561357269 - ~13.5 keys

https://backpack.tf/item/14152860859 - marketplace

https://backpack.tf/item/5736676408 - marketplace

Lone generic buy order at 10, same order as the buyer of #6.

https://stntrading.eu/item/tf2/Unusual+Massed+Flies+Bomber%27s+Bucket+Hat

https://i.imgur.com/ISlVtiv.png

https://backpack.tf/item/7432602034 - ~14 keys

Sales at:

10 (2x)

As well as another potential sale at 10 (#6).

Taking 10 flat.